1978 AMERICAN MOTORS
Model Designations:
Concord, Series 01
AMX, Series 01
Matador Coupe, Series 10
Gremlin, Series 40
Pacer, Series 60
Matador (Sedan & Wagon), Series 80
Concord, Body Styles:
Concord, 6 Cylinder:
2 Door Sedan, 5 Passenger, Body #7806-7
Base Price: $3,749; Shipping Weight: 3,029 Pounds
Total Production: 50,482*
4 Door Sedan, 5 Passenger, Body #7805-7
Base Price: $3,849; Shipping Weight: 3,000 Pounds
Total Production: 42,126*
2 Door Hatchback, 4 Passenger, Body #7803-7
Base Price: $3,849; Shipping Weight: 3,051 Pounds
Total Production: 2,572*
4 Door Station Wagon, 5 Passenger, Body #7808-7
Base Price: $4,049; Shipping Weight: 3,133 Pounds
Total Production: 23,573
Concord, 8 Cylinder:
2 Door Sedan, 5 Passenger, Body #7806-7
Base Price: $3,999; Shipping Weight: 3,262 Pounds
Total Production: *
4 Door Sedan, 5 Passenger, Body #7805-7
Base Price: $4,099; Shipping Weight: 3,332 Pounds
Total Production: *
2 Door Hatchback, 4 Passenger, Body #7803-7
Base Price: $4,099; Shipping Weight: 3,284 Pounds
Total Production: *
4 Door Station Wagon, 5 Passenger, Body #7808-7
Base Price: $4,299; Shipping Weight: 3,366 Pounds
Total Production: *
* 6 & 8 Cylinder Production Figures are Combined.
Total Concord Production: 121,293
6 Cylinder: 110,972
8 Cylinder: 6,541
4 Cylinder: 3,780
Note: Prices & Weights for 4 Cylinder Concords are not available.
AMX, Body Styles:
AMX, 6 Cylinder:
2 Door Hatchback, 4 Passenger, Body #7803-9
Base Price: $4,649, Shipping Weight: 3,159 Pounds
Total Production: 2,540*
AMX, 8 Cylinder:
2 Door Hatchback, 4 Passenger, Body #7803-9
Base Price: $4,899, Shipping Weight: 3,381 Pounds
Total Production: *
* 6 & 8 Cylinder Production Figures are Combined.
Matador Coupe, Body Styles:
Matador Coupe, 6 Cylinder:
2 Door Coupe, 6 Passenger, Body #7816-7
Base Price: $4,799; Shipping Weight: 3,709 Pounds
Total Production: 2,006*
Matador Coupe, 8 Cylinder:
2 Door Coupe, 6 Passenger, Body #7816-7
Base Price: $4,989; Shipping Weight: 3,916 Pounds
Total Production: *
6 & 8 Cylinder Production Figures are Combined.
Gremlin, Body Styles:
Gremlin, 6 Cylinder:
2 Door Sedan, 4 Passenger, Model #7846-5
Base Price: $2,539; Shipping Weight: 2,834 Pounds
Total Production: *
2 Door Custom Sedan, 4 Passenger, Model #7846-7
Base Price: $3,789; Shipping Weight: 2,822 Pounds
Total Production: 15,755 for both 6 cylinder models.
Gremlin, 4 Cylinder:
2 Door CustomSedan, 4 Passenger, Model #7846-4
Base Price: $3,789; Shipping Weight: 2,556 Pounds
Total Production: 6,349
Total Gremlin Production: 22,104
Pacer, Body Styles:
Pacer, 6 Cylinder:
2 Door Sedan, 4 Passenger, Model #7866-7
Base Price: $4,048; Shipping Weight: 3,197 Pounds
Total Production: 7,411*
2 Door Station Wagon, 4 Passenger, Model #7868-7
Base Price: $4,193; Shipping Weight: 3,245 Pounds
Total Production: 13,820*
Pacer, 8 Cylinder:
2 Door Sedan, 4 Passenger, Model #7866-7
Base Price: $4,298; Shipping Weight: 3,430 Pounds
Total Production: *
2 Door Station Wagon, 4 Passenger, Model #7868-7
Base Price: $4,443; Shipping Weight: 3,478 Pounds
Total Production: *
6 & 8 Cylinder Production Figures are Combined.
Matador (Sedan & Station Wagon), Body Styles:
Matador 6 Cylinder:
4 Door Sedan, 6 Passenger, Body #7885-7
Base Price: $4,849; Shipping Weight: 3,718 Pounds
Total Production: 4,824*
Matador, 8 Cylinder:
4 Door Sedan, 6 Passenger, Body #7885-7
Base Price: $5,039; Shipping Weight: 3,921 Pounds
Total Production: *
4 Door Station Wagon, 6 Passenger; Body #7788-7
Base Price: $5,299; Shipping Weight: 4,146 Pounds
Total Production: 3,746
* 6 & 8 Cylinder Production Figures are Combined.
Chassis:
Wheelbase:
Gremlin: 96"
Pacer: 100"
Concord: 108"
AMX: 108"
Matador Sedan & Wagon: 118"
Matador Coupe: 114"
Tire Sizes:
Concord: C78 X 14"
Concord D/L: D78 X 14"
AMX: DR78 X 14"
Gremlin B78 X 14"
Pacer: D78 X 14"
Matador Coupe & Sedan : F78 X 14"
Matador Wagon: H78 X 14"
Axle Ratios:
AMX: 2.53:1; 2.73:1; 3.08:1
Concord: 2.53:1; 2.56:1; 2.73:1; 2.87:1; 3.08:1
Matador: 3.15:1; 2.87:1
Pacer: 2.53:1; 2.73:1; 3.08:1
Gremlin: 2.53:1; 2.73:1; 3.08:1; 3.31:1
1978 AMERICAN MOTORS
80 H.P. Engine, 121 Cu. In, 4 Cylinder Engine:
Carburetor: 2 Barrel
Engine Type: Inline 4 Cylinder, Overhead Cam
Bore & Stroke: 3.41" X 3.32"
Engine Displacement: 121 Cu. In.
Compresssion Ratio: 8.2 to 1
Taxable Horsepower: 18.6
Horsepower: 80 @ 5,000 RPM
Torque: 105 Ft Lbs @ 2,800 RPM
Normal Oil Pressure: 28-1/2 PSI
90 H.P. Engine, 232 Cu. In, 6 Cylinder Engine:
Carburetor: 1 Barrel
Engine Type: Inline 6 Cylinder, Overhead Valve
Bore & Stroke: 3.750" X 3.500"
Engine Displacement: 232 Cu. In.
Compresssion Ratio: 8.0 to 1
Taxable Horsepower: 33.75
Horsepower: 90 @ 3,400 RPM
Torque: 168 Ft Lbs @ 1,600 RPM
Normal Oil Pressure: 37-75 PSI
100 H.P. Engine, 258 Cu. In, 6 Cylinder Engine:
Carburetor: 1 Barrel
Engine Type: Inline 6 Cylinder, Overhead Valve
Bore & Stroke: 3.750" X 3.900"
Engine Displacement: 258 Cu. In.
Compresssion Ratio: 8.0 to 1
Taxable Horsepower: 33.75
Horsepower: 100 @ 3,400 RPM
Torque: 200 Ft Lbs @ 1,600 RPM
Normal Oil Pressure: 37-75 PSI
120 H.P. Engine, 258 Cu. In, 6 Cylinder Engine:
Carburetor: 2 Barrel
Engine Type: Inline 6 Cylinder, Overhead Valve
Bore & Stroke: 3.750" X 3.900"
Engine Displacement: 258 Cu. In.
Compresssion Ratio: 8.0 to 1
Taxable Horsepower: 33.75
Horsepower: 120 @ 3,600 RPM
Torque: 201 Ft Lbs @ 1,800 RPM
Normal Oil Pressure: 37-75 PSI
130 H.P., 304 Cu. In., 8 Cylinder, General Engine Specifications:
Carburetor: 2 Barrel
Engine Type: V-Type, 8 Cylinder, Overhead Valve
Bore & Stroke: 3.75" X 3.44"
Engine Displacement: 304 Cu. In.
Compresssion Ratio: 8.4 to 1
Taxable Horsepower: 45.0
Horsepower: 130 @ 3,200 RPM
Torque: 238 Ft Lbs @ 2,000 RPM
Normal Oil Pressure: 37-75 PSI
140 H.P., 360 Cu. In., 8 Cylinder, General Engine Specifications:
Carburetor: 2 Barrel
Engine Type: V-Type, 8 Cylinder, Overhead Valve
Bore & Stroke: 4.08" X 3.44"
Engine Displacement: 360 Cu. In.
Compresssion Ratio: 8.25 to 1
Taxable Horsepower: 53.27
Horsepower: 140 @ 3,350 RPM
Torque: 278 Ft Lbs @ 2,000 RPM
Normal Oil Pressure: 37-75 PSI
Engine Availability by Series:
Concord:
80 H.P., 4 Cylinder, 121 Cu. In., - Standard
90 H.P., 6 Cylinder, 232 Cu. In., - Standard
120 H.P., 6 Cylinder, 258 Cu. In., - Optional
130 H.P., 8 Cylinder, 304 Cu. In., - Optional
AMX:
120 H.P., 6 Cylinder, 258 Cu. In., - Optional
130 H.P., 8 Cylinder, 304 Cu. In., - Optional
Gremlin:
80 H.P., 4 Cylinder, 121 Cu. In., - Standard
90 H.P., 6 Cylinder, 232 Cu. In., - Standard
120 H.P., 6 Cylinder, 258 Cu. In., - Optional
Pacer:
90 H.P., 6 Cylinder, 232 Cu. In., - Standard
120 H.P., 6 Cylinder, 258 Cu. In., - Optional
130 H.P., 8 Cylinder, 304 Cu. In., - Optional
Matador:
120 H.P., 6 Cylinder, 258 Cu. In., - Standard
140 H.P., 8 Cylinder, 360 Cu. In., - Optional - Standard on Wagon
Tune Up Specifications:
121 Cu. In. 4 Cylinder Engine:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N8L
Spark Plug: Gap .035"
Point Gap: .018"
Dwell Angle: 44 to 50 Degrees
Firing Order: 1-3-4-2
Ignition Timing:
Manual Transmission: 12 Degrees BTDC
Automatic Transmission: 12 Degrees BTDC; California Cars: 8 Degrees BTDC
Engine Curb Idle Speed:
Manual Transmission: 900 RPM
Automatic Transmission: 800 RPM in Drive
Fast Idle Speed:
Manual Transmission: 1,600 RPM
Automatic Transmission: 1,600 RPM
Fuel Pump Pressure: 4 to 6 PSI
232 Cu. In. 6 Cylinder Engine:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N13L
Spark Plug: Gap .035"
Firing Order: 1-5-3-6-2-4
Ignition Timing:
Manual Transmission: 8 Degrees BTDC
Automatic Transmission: 10 Degrees BTDC
Engine Curb Idle Speed:
Manual Transmission: 600 RPM
Automatic Transmission: 550 RPM in Drive
Fast Idle Speed:
Manual Transmission: 1,500 RPM
Automatic Transmission: 1,600 RPM
Fuel Pump Pressure: 4 to 5 PSI
258 Cu. In. 6 Cylinder Engine with 1 Barrel Carburetor:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N13L
Spark Plug: Gap .035"
Firing Order: 1-5-3-6-2-4
Ignition Timing:
Manual Transmission: 6 Degrees BTDC
Automatic Transmission: 8 Degrees BTDC
Engine Curb Idle Speed:
Manual Transmission: 850 RPM
Automatic Transmission: 700 RPM in Drive
Fast Idle Speed:
Manual Transmission: 1,500 RPM
Automatic Transmission: 1,600 RPM
Fuel Pump Pressure: 4 to 5 PSI
258 Cu. In. 6 Cylinder Engine with 2 Barrel Carburetor:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N13L
With Manual Transmission & 2.53:1 Rear Axle: N12Y
Spark Plug: Gap .035"
Firing Order: 1-5-3-6-2-4
Ignition Timing:
Manual Transmission: 6 Degrees BTDC
Automatic Transmission: 8 Degrees BTDC
Engine Curb Idle Speed:
Manual Transmission: 600 RPM
Automatic Transmission: 600 RPM in Drive
Fast Idle Speed:
Manual Transmission: 1,500 RPM
Automatic Transmission: 1,600 RPM
Fuel Pump Pressure: 4 to 5 PSI
304 Cu. In. 8 Cylinder Engine, except California & High Altitude:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N12Y
Spark Plug: Gap .035"
Firing Order: 1-8-4-3-6-5-7-2
Ignition Timing:
Automatic Transmission: 10 Degrees BTDC
Engine Curb Idle Speed:
Automatic Transmission: 600 RPM in Drive
Fast Idle Speed:
Automatic Transmission: 1,600 RPM
Fuel Pump Pressure: 5 to 6-1/2 PSI
304 Cu. In. 8 Cylinder Engine, California:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N12Y
Spark Plug: Gap .035"
Firing Order: 1-8-4-3-6-5-7-2
Ignition Timing:
Automatic Transmission: 5 Degrees BTDC
Engine Curb Idle Speed:
Automatic Transmission: 700 RPM in Drive
Fuel Pump Pressure: 5 to 6-1/2 PSI
304 Cu. In. 8 Cylinder Engine, High Altitude:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N12Y
Spark Plug: Gap .035"
Firing Order: 1-8-4-3-6-5-7-2
Ignition Timing:
Automatic Transmission: 10 Degrees BTDC
Engine Curb Idle Speed:
Automatic Transmission: 700 RPM in Drive
Fast Idle Speed:
Automatic Transmission: 1,600 RPM
Fuel Pump Pressure: 5 to 6-1/2 PSI
360 Cu. In. 8 Cylinder Engine, except California & High Altitude:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N12Y
Spark Plug: Gap .035"
Firing Order: 1-8-4-3-6-5-7-2
Ignition Timing:
Automatic Transmission: 10 Degrees BTDC
Engine Curb Idle Speed:
Automatic Transmission: 600 RPM in Drive
Fast Idle Speed:
Automatic Transmission: 1,600 RPM
Fuel Pump Pressure: 5 to 6-1/2 PSI
360 Cu. In. 8 Cylinder Engine,California:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N12Y
Spark Plug: Gap .035"
Firing Order: 1-8-4-3-6-5-7-2
Ignition Timing:
Automatic Transmission: 10 Degrees BTDC
Engine Curb Idle Speed:
Automatic Transmission: 650 RPM in Drive
Fast Idle Speed:
Automatic Transmission: 1,800 RPM
Fuel Pump Pressure: 5 to 6-1/2 PSI
360 Cu. In. 8 Cylinder Engine, High Altitude:
Ground Polarity: Negative
Voltage: 12 Volts
Spark Plug Type: Champion N12Y
Spark Plug: Gap .035"
Firing Order: 1-8-4-3-6-5-7-2
Ignition Timing:
Automatic Transmission: 10 Degrees BTDC
Altitudes Below 4,000 Ft.: 5 Degrees BTDC
Engine Curb Idle Speed:
Automatic Transmission: 700 RPM in Drive
Fast Idle Speed:
Automatic Transmission: 1,800 RPM
Fuel Pump Pressure: 5 to 6-1/2 PSI
Valve Specifications:
4 Cylinder, 121 Cu. In. Engine:
Valve Lash:
Intake: .006"-.009" (Hot)
Exhaust: .016"-.019" (Hot)
Valve Seat Angle:
Intake: 45 Degrees
Exhaust: 45 Degrees
Valve Face Angle:
Intake: 45 Degrees
Exhaust: 45 Degrees
Valve Spring Height, Installed:
Inner Spring: 1-1/2"
Outer Spring: 1-45/64"
Valve Spring Pressure:
Intake Inner: 39 Lbs. @ 1-3/32"
Intake Outer: 166 Lbs @ 1-5/16"
Exhaust Inner: 37 Lbs @ 1-7/64"
Exhaust Outer: 160 Lbs @ 1-21/64"
Valve Stem Clearance:
Intake .031"
Exhaust .039"
Valve Stem Diameter:
Intake: .3526"-.3531";
Exhaust: .3522"-.3528"
6 Cylinder, 232 & 258 Cu. In. Engines:
Valve Lash:
Intake: Hydralic Lifters, No Adjustment
Exhaust: Hydralic Lifters, No Adjustment
Valve Seat Angle:
Intake: 30 Degrees
Exhaust: 44-1/2 Degrees
Valve Face Angle:
Intake: 29 Degrees
Exhaust: 44 Degrees
Valve Spring Height, Installed: 1-25/32"
Valve Spring Pressure: 195 Lbs @ 1-13/32"
Valve Stem Clearance:
Intake .001"-.003"
Exhaust .001"-.003"
Valve Stem Diameter:
Intake: .3715"-.3725";
Exhaust: .3715"-.3725"
8 Cylinder, 304, & 360 Cu. In. Engines:
Valve Lash, Hot
Intake: Hydralic Lifters, No Adjustment
Exhaust: Hydralic Lifters, No Adjustment
Valve Seat Angle:
Intake: 30 Degrees
Exhaust: 44-1/2 Degrees
Valve Face Angle:
Intake: 29 Degrees
Exhaust: 44 Degrees
Valve Spring Height, Installed: 1-25/32"
Valve Spring Pressure: 211 Lbs @ 1-23/64"
Valve Stem Clearance:
Intake .001"-.003"
Exhaust .001"-.003"
Valve Stem Diameter:
Intake: .3715"-.3725";
Exhaust: .3715:-.3725"
Pistons, Pins, Rings, Crankshaft, & Bearings Data:
4 Cylinder, 121 Cu. In. Engine:
Piston Clearance: .007"-.0017"
Ring End Gap:
Compression Ring: .010"
Oil Ring: .010"
Wrist Pin Diameter: .9448"
Rod Bearings:
Shaft Diameter: 1.8882"-1.8888"
Bearing Clearance: .0007"-.0029"
Main Bearings:
Shaft Diameter: 2.1581"-2.1587"
Bearing Clearance: .00098"-.00311"
Thrust on Bearing #3
Crankshaft End Play: .0039"-.0075"
6 Cylinder, 232 & 258 Cu. In. Engines:
Piston Clearance: .0009"-.0017"
Ring End Gap:
Compression Ring: .010"
Oil Ring: .010"
Wrist Pin Diameter: .9307"
Rod Bearings:
Shaft Diameter: 2.0934"-2.0955"
Bearing Clearance: .001"-.0025"
Main Bearings:
Shaft Diameter: 2.4986"-2.5001"
Bearing Clearance: .001"-.003"
Thrust on Bearing #3
Crankshaft End Play: .0015"-.0065"
8 Cylinder Engine, 304 Cu. In.:
Piston Clearance: .001"-.0018"
Ring End Gap:
Compression Ring: .010"
Oil Ring: .010"
Wrist Pin Diameter: .9311"
Rod Bearings:
Shaft Diameter: 2.0934"-2.0955"
Bearing Clearance: .001"-.003"
Main Bearings:
Shaft Diameter:
Rear Main: 2.7464"-2.7479"
Others: 2.7474"-2.7489"
Bearing Clearance:
Rear Main: .002"-.004"
Others: .001"-.003"
Thrust on Bearing #3
Shaft End Play: .003"-.008"
8 Cylinder Engine, 360 Cu. In.:
Piston Clearance: .0012"-.002"
Ring End Gap:
Compression Ring: .010"
Oil Ring: .015"
Wrist Pin Diameter: .9311"
Rod Bearings:
Shaft Diameter: 2.0934"-2.0955"
Bearing Clearance: .001"-.003"
Main Bearings:
Shaft Diameter:
Rear Main: 2.7464"-2.7479"
Others: 2.7474"-2.7489"
Bearing Clearance:
Rear Main: .002"-.004"
Others.001"-.003"
Thrust on Bearing #3
Shaft End Play: .003"-.008"
Engine Tightening Specifications:
4 Cylinder, Overhead Cam, 121 Cu. In. Engines:
Spark Plugs: 22 Ft. Lbs.
Cylinder Head Bolts:
Cold: 65 Ft. Lbs
Warm: 80 Ft. Lbs.
Intake Manifold Bolts: 18 Ft. Lbs.
Exhaust Manifold: 18 Ft. Lbs.
Rocker Arm Cover: 50 Inch Lbs.
Connecting Rod Cap Bolts: 41 Ft. Lbs.
Main Bearing Cap Bolts:
Hex Head: 58 Ft. Lbs
Rear Main Socket Heat Cap Screw: 47 Ft. Lbs
Flywheel to Crankshaft: 65 Ft. Lbs.
6 Cylinder, Overhead Valve, 232 & 258 Cu. In. Engines:
Spark Plugs: 28 Ft. Lbs.
Cylinder Head Bolts: 105 Ft. Lbs.
Intake Manifold Bolts: 23 Ft. Lbs.
Exhaust Manifold: 23 Ft. Lbs.
Rocker Arm Cap Screw: 19 Ft. Lbs
Rocker Arm Cover: 50 Inch Lbs.
Connecting Rod Cap Bolts: 33 Ft. Lbs.
Main Bearing Cap Bolts: 80 Ft. Lbs.
Flywheel to Crankshaft: 105 Ft. Lbs.
Vibration Damper or Pulley: 80 Ft. Lbs.
8 Cylinder, 304 & 360 Cu. In. Engines:
Spark Plugs: 28 Ft. Lbs.
Cylinder Head Bolts: 110 Ft. Lbs.
Intake Manifold: 43 Ft.Lbs.
Exhaust Manifold: 25 Ft. Lbs.
Rocker Arm Cap Screw: 19 Ft. Lbs.
Rocker Arm Cover: 50 Inch Lbs.
Connecting Rod Cap Bolts: 33 Ft. Lbs.
Main Bearing Cap Bolts: 100 Ft. Lbs.
Flywheel to Crankshaft: 105 Ft. Lbs.
Vibration Damper or Pulley: 90 Ft. Lbs.
Capacities:
4 Cylinder, 121 Cu. In. Engines:
Cooling System:
With Heater: 6-1/2 Quarts
With Air Conditioning: 6-1/2 Quarts
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 190 Degrees
Fuel Tank:
Manual Transmission: 13 Gallons
Automatic Transmission: 15 Gallons
Engine Oil Refill: 3-1/2 Quarts**
Manual Transmission:
4 Speed: 2.4 Pints
Automatic Transmission: 7.1 Quarts
Rear Axle: 3 Pints
* 4 Quarts with Filter
6 Cylinder, 232 & 258 Cu. In. Engines, Gremlin:
Cooling System:
With Heater: 11 Quarts
With Air Conditioning: 14 Quarts
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank: Gremlin: 21 Gallons
Engine Oil Refill: 4 Quarts*
Manual Transmission:
3 Speed: 3 Pints
4 Speed: 3.3 Pints
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 3 Pints
* Add 1 Quart for Oil Filter
6 Cylinder, 232 & 258 Cu. In. Engines, Concord & AMX:
Cooling System:
With Heater: 11 Quarts
With Air Conditioning: 14 Quarts
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank: 22 Gallons
Engine Oil Refill: 4 Quarts*
Manual Transmission:
3 Speed: 3 Pints
4 Speed: 3.3 Pints
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 3 Pints
* Add 1 Quart for Oil Filter
6 Cylinder, 258 Cu. In. Engines, Matador:
Cooling System:
Sedan & Wagon:
With Heater: 11-1/2 Quarts
With Air Conditioning: 11-1/2 Quarts
Coupe:
With Heater: 13-1/2 Quarts
With Air Conditioning: 13-1/2 Quarts
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank:
Coupe & Sedan: 25 Gallons
Engine Oil Refill: 4 Quarts*
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 4 Pints
* Add 1 Quart for Oil Filter
6 Cylinder, 232 & 258 Cu. In. Engines, Pacer:
Cooling System:
With Heater: 14 Quarts
With Air Conditioning: 14 Quarts
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank: 20 Gallons
Engine Oil Refill: 4 Quarts*
Manual Transmission:
3 Speed: 3 Pints
4 Speed: 3.3 Pints
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 3 Pints
* Add 1 Quart for Oil Filter
304 Cu. In. Engines, Concord & AMX:
Cooling System:
18 Quarts With Heater
18 Quarts With Air Conditioning
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank: 22 Gallons
Engine Oil Refill: 4 Quarts*
Manual Transmission:
3 Speed: 3 Pints
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 4 Pints
* Add 1 Quart for Oil Filter
304 Cu. In. Engines, Pacer:
Cooling System:
18 Quarts With Heater
18 Quarts With Air Conditioning
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank: 20 Gallons
Engine Oil Refill: 4 Quarts*
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 4 Pints
* Add 1 Quart for Oil Filter
360 Cu. In. Engines, Matador Coupe:
Cooling System:
17-1/2 Quarts With Heater+
17-1/2 Quarts With Air Conditioning+
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank: :
Sedans & Coupes: 25 Gallons
Engine Oil Refill: 4 Quarts*
Automatic Transmission: 8.2 Quarts
Rear Axle: 4 Pints
+ Add 2 Quarts for Coolant Recovery System
360 Cu. In. Engine, Matador Sedan & Wagon:
Cooling System:
15-1/2 Quarts With Heater+
15-1/2 Quarts With Air Conditioning+
Radiator Cap Relief Pressure:
With Air Conditioning: 14 PSI
Without Air Conditioning: 14 PSI
Thermostat Opening: 195 Degrees
Fuel Tank:
Matador Sedans: 25 Gallons
Matador Wagons: 21 Gallons
Engine Oil Refill: 4 Quarts*
Automatic Transmission: 8.2 Quarts
Rear Axle: 4 Pints
+ Add 2 Quarts for Coolant Recovery System
Distributor Specifications:
Distributor #3250163
Centrifugal Advance Data:
Advance Starts: 0 Degrees @ 500 RPM
Intermediate Advance: 4 Degrees @ 800 RPM
Intermediate Advance: 8 Degrees @ 1,000 RPM
Intermediate Advance: 11 Degrees @ 1,500 RPM
Full Advance: 17 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 2" to 4" Vacuum
Maximum Vacuum Advance: 9 Degrees @ 9.5" Vacuum
Distributor #3230443
Centrifugal Advance Data:
Advance Starts: -3/4 Degrees @ 400 RPM
Intermediate Advance: 4.5 Degrees @ 800 RPM
Intermediate Advance: 6.5 Degrees @ 1,200 RPM
Intermediate Advance: 9.5 Degrees @ 1,800 RPM
Full Advance: 13 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 5.5" to 6.5" Vacuum
Maximum Vacuum Advance: 9.25 Degrees @ 12.5" Vacuum
Distributor #3231340
Centrifugal Advance Data:
Advance Starts: -3/4 Degrees @ 400 RPM
Intermediate Advance: 5.5 Degrees @ 800 RPM
Intermediate Advance: 8.5 Degrees @ 1,200 RPM
Intermediate Advance: 12 Degrees @ 1,800 RPM
Full Advance: 15.5 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 6.5" to 8.5" Vacuum
Maximum Vacuum Advance: 9-1/8 Degrees @ 12" Vacuum
Distributor #3231341
Centrifugal Advance Data:
Advance Starts: -3/4 Degrees @ 400 RPM
Intermediate Advance: 3.5 Degrees @ 800 RPM
Intermediate Advance: 5 Degrees @ 1,200 RPM
Intermediate Advance: 7 Degrees @ 1,800 RPM
Full Advance: 9.5 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 5.5" to 6.5" Vacuum
Maximum Vacuum Advance: 9-1/4 Degrees @ 12-1/2" Vacuum
Distributor #3231915
Centrifugal Advance Data:
Advance Starts: -1 Degrees @ 400 RPM
Intermediate Advance: 3 Degrees @ 800 RPM
Intermediate Advance: 5.5 Degrees @ 1,200 RPM
Intermediate Advance: 7.5 Degrees @ 1,800 RPM
Full Advance: 10.5 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 3.5" to 5.5" Vacuum
Maximum Vacuum Advance: 13.25 Degrees @ 11.5" Vacuum
Distributor #3232434
Centrifugal Advance Data:
Advance Starts: -3/4 Degrees @ 400 RPM
Intermediate Advance: 2.75 Degrees @ 800 RPM
Intermediate Advance: 5.25 Degrees @ 1,200 RPM
Intermediate Advance: 7 Degrees @ 1,600 RPM
Full Advance: 10.5 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 6.5" to 8.5" Vacuum
Maximum Vacuum Advance: 9-1/2 Degrees @ 13" Vacuum
Distributor #3233173
Centrifugal Advance Data:
Advance Starts: -5/8 Degrees @ 400 RPM
Intermediate Advance: 4 Degrees @ 800 RPM
Intermediate Advance: 2.25 Degrees @ 1,200 RPM
Intermediate Advance: 9.5 Degrees @ 1,800 RPM
Full Advance: 13 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 4" to 6" Vacuum
Maximum Vacuum Advance: 13-1/8 Degrees @ 11-1/4" Vacuum
Distributor #3233174
Centrifugal Advance Data:
Advance Starts: -3/4 Degrees @ 400 RPM
Intermediate Advance: 3.5 Degrees @ 800 RPM
Intermediate Advance: 4.75 Degrees @ 1,200 RPM
Intermediate Advance: 6-7/8 Degrees @ 1,800 RPM
Full Advance: 9.5 Degrees @ 2,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 4" to 6" Vacuum
Maximum Vacuum Advance: 13-1/8 Degrees @ 11" Vacuum
Alternator Specifications:
Delco:
Delco
Ground Polarity: Negative
Rated Output:
Amperes: 37
Field Current: 4.0 to 5.0 Amperes
Regulator:
Model: 1116387 (Integral Regulator)
Regulator Test @ 80 Degrees F
Ampere Load: 10 Amperes
Alternator RPM: 3,000
Voltage: 13.4 to 14.4 Volts
Delco
Ground Polarity: Negative
Rated Output:
Amperes: 55
Field Current: 4.0 to 5.0 Amperes
Regulator:
Model: 1116387 (Integral Regulator)
Regulator Test @ 80 Degrees F
Ampere Load: 10 Amperes
Alternator RPM: 3,000
Voltage: 13.4 to 14.4 Volts
Delco
Ground Polarity: Negative
Rated Output:
Amperes: 63
Field Current: 4.0 to 5.0 Amperes
Regulator:
Model: 1116387 (Integral Regulator)
Regulator Test @ 80 Degrees F
Ampere Load: 10 Amperes
Alternator RPM: 3,000
Voltage: 13.4 to 14.4 Volts
Motorcraft:
Motorcraft:
Ground Polarity: Negative
Rated Output: 40 Amperes
Field Current: 2.5 to 3.0 Amperes
Regulator Test Voltage @ 120 Degrees: 13.4 to 14.2 Volts
Motorcraft:
Ground Polarity: Negative
Rated Output: 60 Amperes
Field Current: 2.5 to 3.0 Amperes
Regulator Test Voltage @ 120 Degrees: 13.4 to 14.2 Volts
Starting Motor Specifications:
4 Cylinder:
No Load Test: 69 Amperes, 12.0 Volts @ 6,709-10,843 RPM
6 Cylinder:
No Load Test: 67 Amperes, 12.0 Volts @ 7,380-9,356 RPM
8 Cylinder, 304 Cu. In.:
No Load Test: 67 Amperes, 12.0 Volts @ 7,380-9,356 RPM
8 Cylinder, 360 Cu. In.:
No Load Test: 77 Amperes, 12.0 Volts @ 8,900-9,600 RPM
Rear Axle Specifications:
7-9/16" Drive Gear:
Carrier Type: Integral
Ring Gear & Pinion Backlash:
Method: Shims
Adjustment: .005"-.009"
Pinion Bearing Preload:
Method: Sleeve
Adjustment: 15-25 Inch Lbs.
Differential Bearing Preload:
Method: Shims
Adjustment: 008"
8-7/8" Drive Gear:
Carrier Type: Integral
Ring Gear & Pinion Backlash:
Method: Shims
Adjustment: .005"-.009"
Pinion Bearing Preload:
Method: Sleeve
Adjustment: 17-28 Inch Lbs.
Differential Bearing Preload:
Method: Shims
Adjustment: .008"
Brake Specifications:
Pacer:
Brake Drum Diameter: 10"
Wheel Cylinder Bore:
Front Disc: 2.6"
Rear 13/16"
Master Cylinder Bore:
Disc Brakes: 15/16"
Power Brakes: 15/16":
Gremlin, 4 Cylinder:
Brake Drum Diameter: 9"
Wheel Cylinder Bore:
Front Disc: 2.6"
Rear 15/16"
Master Cylinder Bore:
Disc Brakes: 15/16"
Power Brakes: 15/16":
Gremlin, 6 Cylinder & Concord:
Brake Drum Diameter: 10"
Wheel Cylinder Bore:
Front Disc: 2.6"
Rear 13/16"
AMX with V-8: 7/8"
Master Cylinder Bore:
Disc Brakes: 15/16"
Power Brakes: 15/16":
Matador:
Brake Drum Diameter: 10"
Wheel Cylinder Bore:
Front Disc: 3.1"
Rear: 7/8"
Station Wagons: 15/16"
Master Cylinder Bore:
Disc Brakes: 1-1/8"
Power Brakes: 1-1/8"
Wheel Alignment Specifications:
Pacer:
Caster: + 1 Degrees
Camber:
Left: + 3/8 Degree
Right: + 1/4 Degrees
Toe In: 1/16"-3/16""
Toe Out on Turns:
Outer Wheel: At Full Turn
Inner Wheel: 35 Degrees
All Except Pacer:
Caster: + 1 Degrees
Camber:
Left: + 3/8 Degree
Right: + 1/4 Degrees
Toe In: 1/16"-3/16"
Toe Out on Turns:
Outer Wheel: At Full Turn
Inner Wheel: 38 Degrees
Carter Carburetor Specifications:
Carburetor Model: YF
Part #7201
Float Level: 15/32"
Float Drop: 1-3/8"
Fast Idle Cam Setting: .195"
Choke Unloader Setting: .275"
Pulldown Setting: .215"
Automatic Choke Setting: Index
Part #7232
Float Level: 15/32"
Float Drop: 1-3/8"
Fast Idle Cam Setting: .201"
Choke Unloader Setting: .275"
Pulldown Setting: .221"
Automatic Choke Setting: 2 Rich
Part #7233
Float Level: 15/32"
Float Drop: 1-3/8"
Fast Idle Cam Setting: .201"
Choke Unloader Setting: .275"
Pulldown Setting: .221"
Automatic Choke Setting: 1 Rich
Part #7235
Float Level: 15/32"
Float Drop: 1-3/8"
Fast Idle Cam Setting: .195"
Choke Unloader Setting: .275"
Pulldown Setting: .215"
Automatic Choke Setting: Index
Part #7267
Float Level: 15/32"
Float Drop: 1-3/8"
Fast Idle Cam Setting: .195"
Choke Unloader Setting: .275"
Pulldown Setting: .215"
Automatic Choke Setting: 1 Rich
Part #7228, 7229
Float Level: 15/32"
Float Drop: 1-3/8"
Fast Idle Cam Setting: .195"
Choke Unloader Setting: .275"
Pulldown Setting: .215"
Automatic Choke Setting: 1 Rich
Carter Model BBD:
Part #8128
Float Level: 1/4"
Pump Travel: .496"
Choke Unloader Clearance: .280"
Initial Choke Valve Clearance: .150"
Fast Idle Cam Position Clearance: .110"
Automatic Choke Setting: Index
Part #8129
Float Level: 1/4"
Pump Travel: .520"
Choke Unloader Clearance: .280"
Initial Choke Valve Clearance: .128"
Fast Idle Cam Position Clearance: .095"
Automatic Choke Setting: 1 Rich
Motorcraft Carburetor Adjustments:
Carburetor Model: 2100
Carburetor #8DA2
Dry Float Level: 35/64"
Wet Fuel Level: 25/32"
Pump Setting: Hole #3
Choke Plate Clearance: .136"
Fast Idle Cam Linkage Clearance: .126"
Dechoke Clearance: .250"
Automatic Choke Setting: Index
Carburetor #8DA2A
Dry Float Level: 35/64"
Wet Fuel Level: 15/16"
Pump Setting: Hole #3
Choke Plate Clearance: .089"
Fast Idle Cam Linkage Clearance: .078"
Dechoke Clearance: .170"
Automatic Choke Setting: 2 Rich
Carburetor #8RA2
Dry Float Level: 35/64"
Wet Fuel Level: 25/32"
Pump Setting: Hole #3
Choke Plate Clearance: .136"
Fast Idle Cam Linkage Clearance: .126"
Dechoke Clearance: .250"
Automatic Choke Setting: 1 Rich
Carburetor #8RA2A
Dry Float Level: 25/64"
Wet Fuel Level: 25/32"
Pump Setting: Hole #3
Choke Plate Clearance: .089"
Fast Idle Cam Linkage Clearance: .078"
Dechoke Clearance: .170"
Automatic Choke Setting: 2 Rich
Carburetor #8RA2C
Dry Float Level: 35/64"
Wet Fuel Level: 25/32"
Pump Setting: Hole #3
Choke Plate Clearance: .136"
Fast Idle Cam Linkage Clearance: .120"
Dechoke Clearance: .250"
Automatic Choke Setting: 1 Rich
Holley Carburetor Specifications:
Carburetor Model 5210:
Part #7846
Float Level Dry: .420"
Fast Idle Cam Index: .177"
Vacuum Plate Pulldown: .180"
Unloader Setting: .300"
Choke Setting: Index
Part #8163
Float Level Dry: .420"
Fast Idle Cam Index: .193"
Vacuum Plate Pulldown: .191"
Unloader Setting: .300"
Choke Setting: 1 Rich
Part #8164
Float Level Dry: .420"
Fast Idle Cam Index: .204"
Vacuum Plate Pulldown: .202"
Unloader Setting: .300"
Choke Setting: 1 Rich
Part #8165
Float Level Dry: .420"
Fast Idle Cam Index: .101"
Vacuum Plate Pulldown: .284"
Unloader Setting: .300"
Choke Setting: 1 Rich
Popular Options:
Gremlin, Concord & Matador:
AMX Package for Concord Hatchback, D/L Package for Concord, Power Steering, Power Brakes, Disc Brakes, Air Conditioning, Automatic Transmission, "X" Package for Gremlin, Matador Barcelona Package, Gremlin Rallye Option Package, AM Push Button Radio, Rear Speaker for AM Radio, AM-FM Stereo Radio, AM-FM Stereo Radio & Tape Player, AM/CB Radio, AM-FM/CB Radio, Wheel Covers, Tilt Steering Wheel, Dual Remote Mirrors, Tinted Glass, Styled Road Wheels, 3rd Seat for Matador Wagon, Matador Wagon Brougham Package, Luggage Rack for Wagons, Reclining Seats, Power Windows (Matador), Engine Block Heater, Twin Grip Differential, Various Other Engine & Trim Packages.
Pacer:
Automatic Transmission, Overdrive, Twin-Grip Differential, Power Steering, Power Front Disc Brakes, Manual Front Disc Brakes, AM Push Button Radio, AM-FM Stereo Radio with 4 Speakers, AM-FM Stereo Radio with Tape Player, AM/CB Radio, AM-FM/CB Radio Bucket Seats, Air Conditioning, Recllining Seats, Tinted Glass, Rear Defogger, Rear Window Washer & Wiper, Rook Rack, Tilt Steering Wheel, Intermittent Wipers, Door Vent Windows, Sports Steering Wheels, Wheel Discs, Road Wheels, "X" Package, Whitewall Tires, Vinyl Roof, Two Tone Paint, D/L Package, Optional 6 Cylinder Engine.
1978 American Motors Paint Colors & Codes:
Code Color
G-7 Alpine White
J-1 Pewter Gray
6-D Sand Tan
6-P Firecracker Red
6-R Brilliant Blue
6-V Sunshine Yellow
7-B Mocha Brown
7-C Autumn Red
7-D Powder Blue
7-E Oak Leaf Brown
7-K Midnight Blue
7-L Loden Green
7-M Golden Ginger
7-W Captain Blue
7-Z Sun Orange
8-A Khaki
8-B British Bronze
8-C Quicksilver
8-D Claret
P-1 Classic Black
Note: Not all colors were available on all models.
1978 American Motors Historical Data:
1978 AMC model year introduction was on September 9, 1977.
Total 1978 AMC model year production was 175,204.
Promotional Model Cars Produced:
None
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