1970 MERCURY

1970 MERCURY

MONTEGO & CYCLONE

Model Designations:

Mercury Montego, 6 & 8 Cylinder

Mercury Montego MX, 6 & 8 Cylinder

Mercury Montego MX Brougham, 6 & 8 Cylinder

Mercury Cyclone, 8 Cylinder

Mercury Cyclone GT, 8 Cylinder

Mercury Cyclone Spoiler, 8 Cylinder

Mercury Montego, 6 & 8 Cylinder, Body Styles:

2 Door Hardtop Coupe, 6 Passenger, Body # 01

Factory Price: $2,473; Shipping Weight: 3,161 Pounds

Production Total: 21,298

4 Door Sedan, 6 Passenger, Body # 02

Factory Price: $2,560; Shipping Weight: 3,246 Pounds

Production Total: 13,988

Mercury Montego MX, 6 & 8 Cylinder, Body Styles:

4 Door Station Wagon, 6 Passenger, Body # 08

Factory Price: $2,996; Shipping Weight: 3,709 Pounds

Production Total: 5,094

4 Door Sedan, 6 Passenger, Body # 06

Factory Price: $2,662; Shipping Weight: 3,253 Pounds

Production Total: 16,708

2 Door Hardtop Coupe, 6 Passenger, Body # 07

Factory Price: $2,563; Shipping Weight: 3,186 Pounds

Production Total: 31,670

Mercury Montego MX Brougham, 6 & 8 Cylinder, Body Styles:

4 Door Station Wagon, 6 Passenger, Body # 18

Factory Price: $3,090; Shipping Weight: 3,624 Pounds

Production Total: 2,682

4 Door Sedan, 6 Passenger, Body # 10

Factory Price: $2,712; Shipping Weight: 3,153 Pounds

Production Total: 3,315

2 Door Hardtop Coupe, 6 Passenger, Body # 11

Factory Price: $2,730; Shipping Weight: 3,186 Pounds

Production Total: 8,074

4 Door Hardtop Sedan, 6 Passenger, Body # 12

Factory Price: $2,844; Shipping Weight: 3,206 Pounds

Production Total: 3,685

Note: 6 & 8 Cylinder Production Figures are combined for all series.

Mercury Cyclone, 8 Cylinder, Body Styles:

2 Door Hardtop Coupe, 6 Passenger, Body # 15

Factory Price: $3,037; Shipping Weight: 3,449 Pounds

Production Total: 1,695

Mercury Cyclone GT, 8 Cylinder, Body Styles:

2 Door Hardtop Coupe, 6 Passenger, Body # 16

Factory Price: $3,025; Shipping Weight: 3,434 Pounds

Production Total: 10,170

Mercury Cyclone Spoiler, 8 Cylinder, Body Styles:

2 Door Hardtop Coupe, 6 Passenger, Body # 17

Factory Price: $3,530; Shipping Weight: 3,464 Pounds

Production Total: 1,631

Chassis:

Wheelbase:

Station Wagon: 114"

Passenger Cars: 117"

Tire Sizes:

All except Cyclone: E78 X 14"

Cyclone: G70 X 14"

Engine Availability by Model:

I-6 250 Cubic Inches 155 H.P. Standard on Montego

V-8 302 Cubic Inches 210 H.P. Optional on Montego.

V-8 351 Cubic Inches 250 H.P. Standard on Cyclone. Optional on Montego.

V-8 351 Cubic Inches 300 H.P. Optional on Montego.

V-8 429 Cubic Inches 360 H.P. Standard on Cyclone GT. Optional on Montego

V-8 429 Cubic Inches 370 H.P. Standard on Cyclone Spoiler. Optional on Cyclone GT.

V-8 429 Cubic Inches 375 H.P. Optional on all Cyclone models.

General Engine Specifications:

6 Cylinder, 155 H.P. Engine:

Engine Type: Overhead Valve, Inline 6

Bore & Stroke: 3.680" x 3.91"

Engine Displacement: 250 Cu. In.

Compression Ratio: 9.10:1

Taxable Horsepower: 32.50

Horsepower: 155 @ 4,000 RPM

Torque: 240 Ft. Lbs @ 1,600 RPM

Normal Oil Pressure: 35-60 PSI

Carburetor: 1 Barrel

8 Cylinder, 302 Cubic Inch, 210 H.P. Engine:

Engine Type: Overhead Valve, V-Type 8 Cylinder

Bore & Stroke: 4.00" x 3.00"

Engine Displacement: 302 Cu. In.

Compression Ratio: 9.50:1

Taxable Horsepower: 51.20

Horsepower: 210 @ 4,400 RPM

Torque: 295 Ft. Lbs @ 2,400 RPM

Normal Oil Pressure: 35-60 PSI

Carburetor: 2 Barrel

8 Cylinder, 351 Cubic Inch, 250 H.P. Engine:

Engine Type: Overhead Valve, V-Type 8 Cylinder

Bore & Stroke: 4.00" x 3.50"

Engine Displacement: 351 Cu. In.

Compression Ratio: 9.50:1

Taxable Horsepower: 51.20

Horsepower: 250 @ 4,600 RPM

Torque: 335 Ft. Lbs @ 2,600 RPM

Normal Oil Pressure: 35-60 PSI

Carburetor: 2 Barrel

8 Cylinder, 351 Cubic Inch, 300 H.P. Engine:

Engine Type: Overhead Valve, V-Type 8 Cylinder

Bore & Stroke: 4.00" x 3.50"

Engine Displacement: 351 Cu. In.

Compression Ratio: 11.00:1

Taxable Horsepower: 51.20

Horsepower: 300 @ 5,400 RPM

Torque: 380 Ft. Lbs @ 3,400 RPM

Normal Oil Pressure: 35-60 PSI

Carburetor: 4 Barrel

V-8 Engine, 429 Cubic Inches, 360 H.P.:

Engine Type: Overhead Valve, V-8

Bore & Stroke: 4.36" x 3.59"

Engine Displacement: 429 Cu. In.

Compresssion Ratio: 11.00 to 1

Taxable Horsepower: 60.83

Horsepower: 360 @ 4,600 RPM

Torque: 476 Ft. Lbs @ 2,800 RPM

Normal Oil Pressure: 35-60 PSI

Carburetor: 4 Barrel

V-8 Engine, 429 Cubic Inches, 370 H.P.:

Engine Type: Overhead Valve, V-8

Bore & Stroke: 4.36" x 3.59"

Engine Displacement: 429 Cu. In.

Compresssion Ratio: 11.30 to 1

Taxable Horsepower: 60.83

Horsepower: 370 @ 5,400 RPM

Torque: Not Available

Normal Oil Pressure: 35-60 PSI

Carburetor: 4 Barrel

V-8 Engine, 429 Cubic Inches, 375 H.P. (Boss):

Engine Type: Overhead Valve, V-8

Bore & Stroke: 4.36" x 3.59"

Engine Displacement: 429 Cu. In.

Compresssion Ratio: 10.50 to 1

Taxable Horsepower: 60.83

Horsepower: 375 @ 5,200 RPM

Torque: 450 Ft. Lbs @ 3,400 RPM

Normal Oil Pressure: 20-60 PSI

Carburetor: 4 Barrel

Tune Up Specifications - All Series:

6 Cylinder 250 Cubic Inch Engine:

Spark Plug Type: Autolite BF-82

Spark Plug: Gap .035"

Point Gap: .027"

Distributor Cam Angle: 35-40 Degrees

Firing Order: 1-5-3-6-2-4

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 800 RPM; 600 RPM with Throttle Solenoid Energized

Automatic Transmission: 500 RPM in Drive

Fuel Pump Pressure: 5 PSI

8 Cylinder 302 Cubic Inch Engine:

Spark Plug Type: Autolite BF-42

Spark Plug: Gap .035"

Point Gap: .021"

Distributor Cam Angle: 24-29 Degrees

Firing Order: 1-5-4-2-6-3-7-8

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 800 RPM; 500 RPM with Throttle Solenoid Energized

Automatic Transmission: 600 RPM; 500 RPM in Drive with Throttle Solenoid Energized

Fuel Pump Pressure: 5 PSI

8 Cylinder 351 Cubic Inch Engine, with 2 Barrel Carburetor:

Spark Plug Type: Autolite AF-42

Spark Plug: Gap .034"

Point Gap:

With Dual Diaphragm: .021"

With Single Diaphragm: .017"

Distributor Cam Angle:

With Dual Diaphragm: 24-29 Degrees

With Single Diaphragm: 26-31 Degrees

Firing Order: 1-3-7-2-6-5-4-8

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 700 RPM; 500 RPM with Throttle Solenoid Energized

Automatic Transmission: 600 RPM in Drive; 500 RPM in Drive with Throttle Solenoid Energized.

Fuel Pump Pressure: 5 PSI

8 Cylinder 351 Cubic Inch Engine, with 4 Barrel Carburetor:

Spark Plug Type: Autolite AF-32

Spark Plug: Gap .034"

Point Gap:

With Dual Diaphragm: .021"

With Single Diaphragm: .017"

Distributor Cam Angle:

With Dual Diaphragm: 24-29 Degrees

With Single Diaphragm: 26-31 Degrees

Firing Order: 1-3-7-2-6-5-4-8

Ignition Timing: 6 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 800 RPM; 500 RPM with Throttle Solenoid Energized

Automatic Transmission: 600 RPM in Drive; 500 RPM in Drive with Throttle Solenoid Energized.

Fuel Pump Pressure: 5 PSI

8 Cylinder 429 Cubic Inch Engine, with Automatic Transmission & 4 Barrel Carburetor:

Spark Plug Type: Autolite BF-42

Spark Plug: Gap .034"

Point Gap:

With Dual Diaphragm: .021"

With Single Diaphragm: .017"

Distributor Cam Angle:

With Dual Diaphragm: 24-29 Degrees

With Single Diaphragm: 26-31 Degrees

Firing Order: 1-5-4-2-6-7-3-8

Ignition Timing: 4 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 700 RPM; 500 RPM with Throttle Solenoid Energized

Automatic Transmission: 700 RPM in Drive; 500 RPM in Drive with Throttle Solenoid Energized

Fuel Pump Pressure: 6.5-8.5 PSI

8 Cylinder 429 Cubic Inch Engine, with 4 Barrel Carburetor (Boss):

Spark Plug Type: Autolite BF-42

Spark Plug: Gap .034"

Point Gap: .020"

Distributor Cam Angle: 30-33 Degrees

Firing Order: 1-5-4-2-6-7-3-8

Ignition Timing: 10 Degrees BTDC

Engine Idle Speed:

Standard Transmission: 700 RPM;

Fuel Pump Pressure: 6.5-8.5 PSI

Valve Specifications:

6 Cylinder Engines, 250 Cubic Inch:

Valve Lash:

Intake: .095"-.195"

Exhaust: .095"-.195"

Valve Angles:

Seat: 45 Degrees

Face: 44 Degrees

Valve Spring Height, Installed: 1-9/16"

Valve Spring Pressure: 150 Lbs @ 1.22"

Valve Stem Clearance:

Intake .0008"-.0025"

Exhaust .001"-.0027"

Valve Stem Diameter:

Intake: .3100"-.3107"

Exhaust: .3098"-.3105"

8 Cylinder 302 Cubic Inch Engine:

Valve Lash:

Intake: .067"-.167"

Exhaust: .067"-.167"

Valve Angles:

Seat: 45 Degrees

Face: 44 Degrees

Valve Spring Height, Installed: 1-5/8"

Valve Spring Pressure: 180 Lbs @ 1.23"

Valve Stem Clearance:

Intake .001"-.0027"

Exhaust .0015"-.0032"

Valve Stem Diameter:

Intake: .3416"-.3423"

Exhaust: .3411"-.3418"

8 Cylinder 351 Cubic Inch Windsor Engine:

Valve Lash:

Intake: .093"-.183"

Exhaust: .093"-.183"

Valve Angles:

Seat: 45 Degrees

Face: 44 Degrees

Valve Spring Height, Installed: 1-25/32"

Valve Spring Pressure: 215 Lbs @ 1.34"

Valve Stem Clearance:

Intake .001"-.0027"

Exhaust .0015"-.0032"

Valve Stem Diameter:

Intake: .3416"-.3423"

Exhaust: .3411"-.3418"

8 Cylinder 351 Cubic Inch Cleveland Engine with 2 Barrel Carburetor:

Valve Lash:

Intake: .100"-.200"

Exhaust: .100"-.200"

Valve Angles:

Seat: 45 Degrees

Face: 44 Degrees

Valve Spring Height, Installed: 1-13/16"

Valve Spring Pressure: 210 Lbs @ 1.42"

Valve Stem Clearance:

Intake .001"-.0027"

Exhaust .0015"-.0032"

Valve Stem Diameter:

Intake: .3416"-.3423"

Exhaust: .3411"-.3418"

8 Cylinder 351 Cubic Inch Cleveland Engine with 4 Barrel Carburetor:

Valve Lash:

Intake: .100"-.200"

Exhaust: .100"-.200"

Valve Angles:

Seat: 45 Degrees

Face: 44 Degrees

Valve Spring Height, Installed: 1-13/16"

Valve Spring Pressure: 285 Lbs @ 1.32"

Valve Stem Clearance:

Intake .001"-.0027"

Exhaust .0015"-.0032"

Valve Stem Diameter:

Intake: .3416"-.3423"

Exhaust: .3411"-.3418"

8 Cylinder Engine, 429 Cu. In., "CJ":

Valve Lash:

Intake: .019" Hot

Exhaust: .019" Hot

Valve Angles:

Seat:

Intake: 30 Degrees

Exhaust: 45 Degrees

Face:

Intake: 29 Degrees

Exhaust: 44 Degrees

Valve Spring Height, Installed: 1-13/16"

Valve Spring Pressure: 306 Lbs @ 1.36 inches

Valve Stem Clearance:

Intake .001"-.0024";

Exhaust .002"-.0034"

Valve Stem Diameter:

Intake: .3716"-.3723"

Exhaust: .3716"-.3718"

8 Cylinder Engine, 429 Cu. In., "SCJ":

Valve Lash:

Intake: .019" Hot

Exhaust: .019" Hot

Valve Angles:

Seat:

Intake: 30 Degrees

Exhaust: 45 Degrees

Face:

Intake: 29 Degrees

Exhaust: 44 Degrees

Valve Spring Height, Installed: 1-13/16"

Valve Spring Pressure: 306 Lbs @ 1.36 inches

Valve Stem Clearance:

Intake .001"-.0024";

Exhaust .002"-.0034"

Valve Stem Diameter:

Intake: .3711"-.3718"

Exhaust: .3701"-.3708"

8 Cylinder Engine, 429 Cu. In., "Boss":

Valve Lash:

Intake: .013" Cold

Exhaust: .013" Cold

Valve Angles:

Seat:

Intake: 30 Degrees

Exhaust: 45 Degrees

Face:

Intake: 29 Degrees

Exhaust: 44 Degrees

Valve Spring Height, Installed: 1-13/16"

Valve Spring Pressure: 315 Lbs @ 1.32 inches

Valve Stem Clearance:

Intake .001"-.0024";

Exhaust .002"-.0034"

Valve Stem Diameter:

Intake: .3711"-.3718"

Exhaust: .3701"-.3708"

Piston, Rings, Pins, Crankshaft & Bearing Data:

6 Cylinder Engines:

Piston Clearance: .0014"-.0020"

Ring End Gap:

Compression: .010"

Oil: .015"

Wrist Pin Diameter: .912"

Rod Bearings:

Shaft Diameter: 2.1232"-2.1240"

Bearing Clearance: .0008"-.0026"

Main Bearings:

Shaft Diameter: 2.3982"-2.3990"

Bearing Clearance: .0005"-.0025"

Thrust on Bearing: #5

Crankshaft End Play: .004"-.008"

8 Cylinder, 302 Cubic Inch Engine:

Piston Clearance: .0018"-.0026"

Ring End Gap:

Compression: .010"

Oil: .015"

Wrist Pin Diameter: .912"

Rod Bearings:

Shaft Diameter: 2.1228"-2.1236"

Bearing Clearance: .0008"-.0026"

Main Bearings:

Shaft Diameter: 2.2482"-2.2490"

Bearing Clearance: .0005"-.0025"

Thrust on Bearing #3

Crankshaft End Play: .004"-.008"

8 Cylinder, 351 Cubic Inch Windsor Engine:

Piston Clearance: .0018"-.0026"

Ring End Gap:

Compression: .010"

Oil: .015"

Wrist Pin Diameter: .912"

Rod Bearings:

Shaft Diameter: 2.3103"-2.3110"

Bearing Clearance: .0008"-.0026"

Main Bearings:

Shaft Diameter: 2.9994"-3.0002"

Bearing Clearance: .0013"-.0025"

Thrust on Bearing #3

Crankshaft End Play: .004"-.008"

8 Cylinder, 351 Cubic Inch Cleveland Engine:

Piston Clearance: .0014"-.0022"

Ring End Gap:

Compression: .010"

Oil: .015"

Wrist Pin Diameter: .912"

Rod Bearings:

Shaft Diameter: 2.3103"-2.3110"

Bearing Clearance: .0008"-.0026"

Main Bearings:

Shaft Diameter: 2.9994"-3.0002"

Bearing Clearance: .0013"-.0029"

Thrust on Bearing #3

Crankshaft End Play: .004"-.008"

8 Cylinder, 429 Cubic Inch Engine "CJ":

Piston Clearance: .003"-.0038"

Ring End Gap:

Compression: .010"

Oil: .010"

Wrist Pin Diameter: 1.040"

Rod Bearings:

Shaft Diameter: 2.4992"-2.5000"

Bearing Clearance: .001"-.0015"

Main Bearings:

Shaft Diameter: 2.9994"-3.0002"

Bearing Clearance: .0005"-.0025"

Thrust on Bearing #3

Crankshaft End Play: .004"-.008"

8 Cylinder, 429 Cubic Inch Engine "Boss":

Piston Clearance: .003"-.0038"

Ring End Gap:

Compression: .010"

Oil: .010"

Wrist Pin Diameter: 1.040"

Rod Bearings:

Shaft Diameter: 2.4992"-2.5000"

Bearing Clearance: .0008"-.0026"

Main Bearings:

Shaft Diameter: 2.9994"-3.0002"

Bearing Clearance: .0009"-.0025"

Thrust on Bearing #3

Crankshaft End Play: .004"-.008"

Engine Tightening Specifications:

6 Cylinder Engine:

Spark Plugs: 15-20 Ft. Lbs.

Cylinder Head Bolts: 70-75 Ft. Lbs.

Exhaust Manifold: 13-18 Ft. Lbs.

Rocker Arm Shaft Bracket: 30-35 Ft. Lbs.

Rocker Arm Cover: 3-5 Ft. Lbs.

Connecting Rod Cap Bolts: 21-26 Ft. Lbs.

Main Bearing Cap Bolts: 60-70 Ft. Lbs.

Flywheel to Crankshaft: 75-85 Ft. Lbs.

Vibration Damper or Pulley: 85-100 Ft. Lbs.

8 Cylinder 302 Cubic Inch Engines:

Spark Plugs: 15-20 Ft. Lbs.

Cylinder Head Bolts: 65-72 Ft. Lbs.

Intake Manifold: 23-25 Ft. Lbs.

Exhaust Manifold: 12-16 Ft. Lbs.

Rocker Arm Cover: 3-5 Ft. Lbs.

Connecting Rod Cap Bolts: 19-24 Ft. Lbs.

Main Bearing Cap Bolts: 60-70 Ft. Lbs.

Flywheel to Crankshaft: 75-85 Ft. Lbs.

Vibration Damper or Pulley: 100-130 Ft. Lbs.

8 Cylinder 351 Cubic Inch Engines:

Spark Plugs: 15-20 Ft. Lbs.

Cylinder Head Bolts: 95-100 Ft. Lbs.

Intake Manifold: 23-25 Ft. Lbs.

Exhaust Manifold: 18-24 Ft. Lbs.

Rocker Arm Cover: 3-5 Ft. Lbs.

Connecting Rod Cap Bolts: 40-45 Ft. Lbs.

Main Bearing Cap Bolts: 95-105 Ft. Lbs.

Flywheel to Crankshaft: 75-85 Ft. Lbs.

Vibration Damper or Pulley: 70-90 Ft. Lbs.

8 Cylinder, 429 Cubic Inch Engine:

Spark Plugs: 15-20 Ft. Lbs.

Cylinder Head Bolts: 130-140 Ft. Lbs.

Intake Manifold: 25-30 Ft. Lbs.

Exhaust Manifold: 28-33 Ft. Lbs.

Rocker Arm Cover: 2-1/2 to 4 Ft. Lbs.

Connecting Rod Cap Bolts: 40-45 Ft. Lbs.

Main Bearing Cap Bolts: 95-105 Ft. Lbs.

Flywheel to Crankshaft: 75-85 Ft. Lbs.

Vibration Damper or Pulley: 75-90 Ft. Lbs.

Capacities-All Series:

With 6 Cylinder Engine:

Cooling System:

Without Heater: 10-1/2 Quarts

With Heater: 11-1/2 Quarts

With Air Conditioning: 11-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 12-15 PSI

Without Air Conditioning: 12-15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 22 Gallons

Engine Oil Refill: 4-1/2 Quarts*

Manual Transmission:

Three Speed: 3-1/2 Pints

Four Speed: 4 Pints

Automatic Transmission: 9 Quarts

Rear Axle: 4 Pints

* With New Oil Filter

With 8 Cylinder, 302 Cubic Inch Engine:

Cooling System:

Without Heater: 14-1/2 Quarts

With Heater: 15-1/2 Quarts

With Air Conditioning: 15-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 12-15 PSI

Without Air Conditioning: 12-15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 22 Gallons

Engine Oil Refill: 5 Quarts*

Manual Transmission:

Three Speed: 3-1/2 Pints

Four Speed: 4 Pints

Automatic Transmission: 9 Quarts

Rear Axle: 4 Pints

* With New Oil Filter

With 8 Cylinder, 351 Cubic Inch Engine:

Cooling System:

Without Heater: 15-1/2 Quarts

With Heater: 16-1/2 Quarts

With Air Conditioning: 16-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 12-15 PSI

Without Air Conditioning: 12-15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 22 Gallons

Engine Oil Refill: 5 Quarts*

Manual Transmission:

Three Speed: 3-1/2 Pints

Four Speed: 4 Pints

Automatic Transmission:

C4: 10-1/4 Quarts

FMX: 11 Quarts

C6: 12-3/4 Quarts

Rear Axle: 5 Pints

* With New Oil Filter

With 8 Cylinder, 429 Cubic Inch Engines:

Cooling System:

Without Heater: 17-1/2 Quarts

With Heater: 18-1/2 Quarts

With Air Conditioning: 18-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 12-15 PSI

Without Air Conditioning: 12-15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 22 Gallons

Engine Oil Refill: 5 Quarts*

Manual Transmission:

Three Speed: 3-1/2 Pints

Four Speed: 4 Pints

Automatic Transmission: 12-3/4 Quarts

Rear Axle: 5 Pints

* With New Oil Filter

With 8 Cylinder, 429 Cubic Inch Engine (Boss):

Cooling System:

Without Heater: 18-1/2 Quarts

With Heater: 19-1/2 Quarts

With Air Conditioning: 18-1/2 Quarts

Radiator Cap Pressure:

With Air Conditioning: 12-15 PSI

Without Air Conditioning: 12-15 PSI

Thermostat Opening: 190 Degrees

Fuel Tank: 22 Gallons

Engine Oil Refill: 5 Quarts*

Manual Transmission:

Four Speed: 4 Pints

Rear Axle: 5 Pints

* With New Oil Filter

Starting Motor Specifications:

6 Cylinder 250 Cubic Inch Engines:

Part #C2OZ-11002-A

Brush Spring Tension: 40 Ounces

No Load Test: 70 Amperes, 12 Volts, @ 9,500 RPM

Torque Test: 670 Amperes, 6.0 Volts, @ 15-1/2 Ft. Lbs.

302 & 351 Cubic Inch 8 Cylinder Engines:

Part #C2OZ-11002-A

Brush Spring Tension: 40 Ounces

No Load Test: 70 Amperes, 12 Volts @ 9,500 RPM

Torque Test: 670 Amperes, 5.0 Volts, @ 15.5 Ft. Lbs.

Part #C5ZT-11002-A

Brush Spring Tension: 40 Ounces

No Load Test: 70 Amperes, 12 Volts @ 9,500 RPM

Torque Test: 670 Amperes, 5.0 Volts, @ 15.5 Ft. Lbs.

429 Cubic Inch 8 Cylinder Engines:

Part #C8VY-11002-C

Brush Spring Tension: 40 Ounces

No Load Test: 70 Amperes, 12 Volts @ 10,000 RPM

Torque Test: 700 Amperes, 5.0 Volts, @ 15.5 Ft. Lbs.

Ford Alternator Specifications:

Part #D0ZF-10300-B

Current Rating: 38 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.4 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D0AF-10300-C

Current Rating: 42 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D0AF-10300-F

Current Rating: 42 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D0AF-10300-G

Current Rating: 42 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D0AF-10300-E

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D0AF-10300-H

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D0ZF-10300-A

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.6-15.1 Volts

Contact Gap: .018"-.020"

Armature Air Gap: .042"-.052"

Field Relay:

Armature Air Gap: .011"-.013"

Closing Voltage @ 75 Degrees: 6.2 to 7.2 Volts

Part #D0ZF-10300-C

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.6-15.1 Volts

Contact Gap: .018"-.020"

Armature Air Gap: .042"-.052"

Field Relay:

Armature Air Gap: .011"-.013"

Closing Voltage @ 75 Degrees: 6.2 to 7.2 Volts

Part #D0SF-10300-A

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.6-15.1 Volts

Contact Gap: .018"-.020"

Armature Air Gap: .042"-.052"

Field Relay:

Armature Air Gap: .011"-.013"

Closing Voltage @ 75 Degrees: 6.2 to 7.2 Volts

Part #D0LF-10300-A

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Part #D1ZF-10300-AA

Current Rating: 55 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D1AF-10300-AA

Current Rating: 61 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Voltage Regulator: (Autolite)

Voltage @ 75 Degrees: 13.5-15.3 Volts

Field Relay:

Closing Voltage @ 75 Degrees: 2.0 to 4.2 Volts

Part #D1AF-10300-A

Current Rating: 65 Amperes @ 15 Volts

Field Current @ 75 Degrees: 2.9 Amperes @ 12 Volts

Distributor Specifications:

6 Cylinder Engine, 250 Cubic Inch:

Part #C9OF-R

Breaker Point Gap: .025"

Cam Angle: 37-42 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 11-1/2 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 8-1/2 Degrees @ 20" Vacuum

8 Cylinder Engine, 302 Cubic Inch, with Standard Transmission:

Part #C8AF-E

Breaker Point Gap: .021"

Cam Angle: 24-29 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 12-1/2 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 11 Degrees @ 25" Vacuum

Maximum Retard: 6 Degrees @ 20" Vacuum

8 Cylinder Engine, 302 Cubic Inch, with Automatic Transmission:

Part #C9AF-N

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 10-3/4 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 11-1/2 Degrees @ 20" Vacuum

8 Cylinder Engine, 351 Cubic Inch, with 2 Barrel Carburetor:

Part #C9OF-M

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 12-1/4 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 8 Degrees @ 20" Vacuum

8 Cylinder Engine, 351 Cubic Inch, with 4 Barrel Carburetor:

Part #C9OF-N

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 11 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 10-1/2 Degrees @ 25" Vacuum

8 Cylinder Engine, 390 Cubic Inch, with Standard Transmission:

Part #C9AF-R

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 10-3/4 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 11-1/2 Degrees @ 20" Vacuum

Maximum Retard: 6 Degrees @ 20" Vacuum

8 Cylinder Engine, 390 Cubic Inch, with Automatic Transmission:

Part #C7AF-AC

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 12-1/4 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 12-1/2 Degrees @ 20" Vacuum

8 Cylinder Engine, 428 Cubic Inch, with Standard Transmission:

Part #C8OF-H

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 13-1/2 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 9-1/2 Degrees @ 25" Vacuum

Maximum Retard: 3-1/2 Degrees @ 20" Vacuum

8 Cylinder Engine, 428 Cubic Inch, with Automatic Transmission:

Part #C8OF-J

Breaker Point Gap: .017"

Cam Angle: 26-31 Degrees

Breaker Arm Spring Tension: 17 to 21 Ounces

Centrifugal Advance:

Advance Starts: 1/2 Degree @ 350 RPM

Full Advance: 13-1/2 Degrees @ 2,000 RPM

Vacuum Advance Data:

Advance Starts @ 5" Vacuum

Full Advance: 11 Degrees @ 20" Vacuum

Brake Specifications, Passenger Cars, All Series

6 Cylinder & 302 Cubic Inch 8 Cylinder Passenger Cars:

Brake Drum Diameter: 10.00"

Wheel Cylinder Bore:

Front Disc: 2.381"

Front Drum: 1.125"

Rear: .906"

Master Cylinder Bore:

Disc Brakes: .9375

Drum Brakes: 1"

Power Brakes: .9375

8 Cylinder, with 351 Cubic Inch Engine Passenger Cars:

Brake Drum Diameter: 10.00"

Wheel Cylinder Bore:

Front Disc: 2.381"

Front Drum: 1.094"

Rear: .875"

Master Cylinder Bore:

Disc Brakes: .9375

Drum Brakes: 1"

Power Brakes: .9375

8 Cylinder Convertibles:

Brake Drum Diameter: 10.00"

Wheel Cylinder Bore:

Front Disc: 2.381"

Front Drum: 1.094"

Rear: .906"

Master Cylinder Bore:

Disc Brakes: .9375

Drum Brakes: 1"

Power Brakes: .9375

Station Wagons:

Brake Drum Diameter: 10.00"

Wheel Cylinder Bore:

Front Disc: 2.381"

Front Drum: 1.094"

Rear: .938"

Master Cylinder Bore:

Disc Brakes: .9375

Drum Brakes: 1"

Power Brakes: .9375

8 Cylinder, 428 & 429 Cubic Inch Engines:

Brake Drum Diameter: 10.00"

Wheel Cylinder Bore:

Front Disc: 2.381"

Front Drum: 1.125"

Rear: .906"

Master Cylinder Bore:

Disc Brakes: 1"

Drum Brakes: 1"

Power Brakes: 1"

Rear Axle, All Models:

Carrier Type: Integral

Ring Gear & Pinion Backlash: .008"-.012"

Nominal Pinion Locating Shim: .017"

Method: Shims

Pinion Bearing Preload:

With New Bearings: 17-27 Inch Pounds

With Used Bearings: 6-12 Inch Pounds

Differential Bearing Preload:

With New Bearings: .008"-.012"

With Used Bearings: .003"-.005"

Pinion Nut Torque: 175 Ft. Lbs.

Carrier Type: Removable

Ring Gear & Pinion Backlash: .008"-.012"

Nominal Pinion Locating Shim:

With 7-3/4" or 8" Ring Gear: .022"

With 8-3/4" or 9" Ring Gear: .015"

Method: Shims

Pinion Bearing Preload:

With New Bearings:

With 7-3/4" or 8" Ring Gear: 17-32 Inch Pounds

With 8-3/4" or 9" Ring Gear: 22-32 Inch Pounds

With Used Bearings: 8-14 Inch Pounds

Differential Bearing Preload:

With New Bearings: .008"-.012"

With Used Bearings: .003"-.008"

Pinion Nut Torque: 175 Ft. Lbs.

Wheel Alignment Specifications:

All Models:

Caster: +3/4 Degrees

Camber:

Left: + 1/4 Degree

Right: + 1/4 Degree

Toe-In: 3/16"

Toe-Out on Turns:

Outer Wheel: 17.32 Degrees

Inner Wheel: 20 Degrees

Mercury Montego & Cyclone Carburetor Specifications:

Note: See 1970 Ford Motor Company Carburetors Data Base

Popular Options:

AM Push Button Radio & Antenna; AM-FM Radio & Antenna; AM-FM Stereo Radio; Stereo-Sonic Tape System; Dual Rear Seat Speakers; Fresh Air Heater & Defroster; Automatic Transmission; Power Windows; Tinted Glass; Air Conditioning; Heavy Duty Battery; Two Tone Paint; White Wall Tires; Deluxe Wheel Covers; Wire Wheel Covers; Windshield Washer; Back Up Lamps; Power Trunk Deck Release; Remote Control Outside Mirror; Power Steering; Power Brakes; Disc Brakes; Power Windows; Power Seat; Electric Tailgate Window for Station Wagons; Luggage Rack for Station Wagons; Tachometer; Rally Pac; Oxford Roof on 2 Door Hardtops; Courtesy Light Group; Emergency Flasher; Hood Lock Pins on Cyclone & GT; Engine & Transmission Options; and Much More.

1970 Mercury Historical Data:

Introduction date of the 1970 Mercury line was in September, 1969.

Total Mercury Production for the1970 model year was 340,843 including 120,010 Cyclones, & Montegos, broken down as follows:

Montego: 35,286

Montego MX: 53,472

Montego MX Brougham: 17,756

Cyclone: 1,695

Cyclone GT: 10,170

Cyclone Spoiler: 1,631

1970 Mercury Colors &Codes:

A Black

B Dark Maroon

C Dark Green

D Bright Yellow

F Dark Bright Aqua

G Medium Lime

J Competition Blue

K Bright Gold

L Light Gold

M White

N Pastel Blue

P Medium Ivy Green

Q Medium Blue

S Medium Gold

T Red

U Competition Gold

W Yellow

X Dark Blue

Y Medium Bronze

Z Competition Green

1 Competition Orange

2 Light Ivy Yellow

5 Medium Brown

6 Bright Blue

8 Light Gold

A Black

G Dark Ivy

Promotional Models Available:

None