1955 NASH
Model Designations:
Nash Statesman, Series 40, 6 Cylinder
Nash, Ambassador, Series 60, 6 Cylinder
Nash, Ambassador, Series 80, 8 Cylinder
Nash Rambler, Series 10, 6 Cylinder
Nash Metropolitan, Series 54, 4 Cylinder
Nash Statesman, Series 40, 6 Cylinder, Body Styles
Super Line
4 Door Sedan, 6 Passenger, Model #5545
Base Price: $2,215; Shipping Weight: 3,134 Pounds; Production Total: *
Custom Line
4 Door Sedan, 6 Passenger, Model #5545
Base Price: $2,385; Shipping Weight: 3,204 Pounds; Production Total: 12,877*
2 Door Hardtop Coupe, 6 Passenger, Model #5547
Base Price: $2,495; Shipping Weight: 3,220 Pounds; Production Total: 1,395
* Statesman Super & Custom 4 Door Sedan combined production totals.
Nash Ambassador, Series 60, 6 Cylinder, Body Styles
Super Line
4 Door Sedan, 6 Passenger, Model #5565
Base Price: $2,480; Shipping Weight: 3,538 Pounds; Production Total: *
Custom Line
4 Door Sedan, 6 Passenger, Model #5565
Base Price: $2,675; Shipping Weight: 3,576 Pounds; Production Total: 13,809*
Country Club 2 Door Hardtop Coupe, 6 Passenger, Model #5567
Base Price: $2,795; Shipping Weight: 3,593 Pounds; Production Total: 1,395
* Ambassador Series 60, Super & Custom 4 Door Sedan combined production totals.
Nash Ambassador, Series 80, 8 Cylinder, Body Styles
Super Line
4 Door Sedan, 6 Passenger, Model #5585
Base Price: $2,775; Shipping Weight: 3,795 Pounds; Production Total: *
Custom Line
4 Door Sedan, 6 Passenger, Model #5585
Base Price: $2,965; Shipping Weight: 3,827 Pounds; Production Total: 8,805*
Country Club 2 Door Hardtop Coupe, 6 Passenger, Model #5587
Base Price: $3,095; Shipping Weight: 3,839 Pounds; Production Total: 1,775
* Ambassador Series 80, Super & Custom 4 Door Sedan combined production totals.
Nash Rambler, Series 5510, 6 Cylinder, 100 Inch Wheelbase, Body Styles:
2 Door Utility Wagon, 5 Passenger, Model #2504
Base Price: N/A; Shipping Weight: 2,500 Pounds; Production Total: 14
2 Door Busniess Coupe, 5 Passenger, Model #5512
Base Price: $ N/A; Shipping Weight: 2,400 Pounds; Production Total: 43
2 Door Suburban, 5 Passenger, Model #5514
Base Price: $1,771; Shipping Weight: 2,528 Pounds; Production Total: 2,379
4 Door Super Sedan, 5 Passenger, Model #5515
Base Price: $1,798; Shipping Weight: 2,570 Pounds; Production Total: 15,998
Nash Rambler, Series 5510, 6 Cylinder, 108 Inch Wheelbase, Body Styles:
2 Door Super Sedan, 5 Passenger, Model #5516
Base Price: $1,683; Shipping Weight: 2,450 Pounds; Production Total: 8,979
2 Door Custom 2 Door Hardtop, 5 Passenger, Model #5517
Base Price: $1,995; Shiipping Weight: 2,518 Pounds; Production Total: 2,993
4 Door Custom Station Wagon, 5 Passenger, Model #5518
Base Price: $2,098; Shipping Weight: 2,685 Pounds; Production Total: 25,617
Nash Metropolitan, Series 54, 4 Cylinder, Body Styles:
2 Door Convertible Coupe, 3 Passenger, Model 541
Base Price: $1,469; Shipping Weight: 1,803 Pounds; Production Total: *
2 Door Coupe, 3 Passenger, Model 542
Base Price: $1,445; Shipping Weight: 1,843 Pounds; Production Total: *
* Total Metropolitan Production: 6,096
1955 NASH
Nash Rambler Series 5510, 6 Cylinder, 100" Wheelbase, General Specifications:
Wheelbase: 100 Inches
Engine Type: Inline 6 Cylinder, L-Head
Bore & Stroke: 3-1/8" X 4-1/4"
Engine Displacement: 195.6 Cu. In.
Compresssion Ratio: 7.30 to 1
Taxable Horsepower: 23.44
Horsepower: 90 @ 3,800 RPM
Torque: 150 Ft Lbs @ 1,600 RPM
Normal Oil Pressure: 50 PSI
Nash Rambler Series 5510, 6 Cylinder, 108" Wheelbase, General Specifications:
Wheelbase: 108 Inches
Engine Type: Inline 6 Cylinder, L-Head
Bore & Stroke: 3-1/8" X 4-1/4"
Engine Displacement: 195.6 Cu. In.
Compresssion Ratio: 7.30 to 1
Taxable Horsepower: 23.44
Horsepower: 90 @ 3,800 RPM
Torque: 150 Ft Lbs @ 1,600 RPM
Normal Oil Pressure: 50 PSI
Nash Statesman Series 5540, 6 Cylinder, General Specifications:
Wheelbase: 114-1/4 Inches
Engine Type: Inline 6 Cylinder, L-Head
Bore & Stroke: 3-1/8" X 4-1/4"
Engine Displacement: 195.6 Cu. In.
Compresssion Ratio: 8.50 to 1
Taxable Horsepower: 23.44
Horsepower: 100 @ 3,800 RPM
Torque: 155 Ft Lbs @ 1,600 RPM
Normal Oil Pressure: 50 PSI
Ambassador 6, Series 5560, General Specifications:
Wheelbase: 121-1/4 Inches
Engine Type: Inline 6 Cylinder, Overhead Valve
Bore & Stroke: 3-1/2" X 4-3/8"
Engine Displacement: 252.6 Cu. In.
Compresssion Ratio: 7.60 to 1
Taxable Horsepower: 29.40
Horsepower: 130 @ 3,700 RPM
Torque: 220 Ft Lbs @ 1,600 RPM
Normal Oil Pressure: 60 PSI
Ambassador 8, Series 5580, General Specifications:
Wheelbase: 121-1/4 Inches
Engine Type: V-Type, 8 Cylinder, Overhead Valve
Bore & Stroke: 3-13/16" X 3-1/2"
Engine Displacement: 320 Cu. In.
Compresssion Ratio: 7.80 to 1 (After Engine #P-6001, 8.25:1)
Taxable Horsepower: 46.51
Horsepower: 208 @ 4,200 RPM
Torque: 300 Ft Lbs @ 2,000 RPM
Normal Oil Pressure: 45 PSI
Metropolitan, Series 54, 4 Cylinder, General Specifications:
Wheelbase: 85 Inches
Engine Type: Inline 4 Cylinder
Bore & Stroke: 2.56" X 3.50"
Engine Displacement: 73.8 Cu. In.
Taxable Horsepower: 10.48
Horsepower: 42
No Further Information is Available on the Metropolitan.
Tune Up Specifications, Nash Rambler, Series 5510, 195 Cu. In. Engine:
Spark Plug Type: Auto-Lite A7A, or Equivalent
Spark Plug: Gap .030"
Point Gap: .022"
Firing Order: 1-5-3-6-2-4
Ignition Timing: 4 Degrees After Top Dead Center on Vibration Damper
Engine Idle Speed:
Manual Transmission: 550 RPM
Automatic Transmission: 475 RPM (In Drive)
Cylinder Head Torque: 60 Ft Lbs
Compression Pressure @ Cranking Speed: 120 PSI (Minimum)
Tune Up Specifications, Nash Statesman, Series 5540
Spark Plug Type: Auto-Lite A7A, or Equivalent
Spark Plug: Gap .030"
Point Gap: .016"
Firing Order: 1-5-3-6-2-4
Ignition Timing: 4 Degrees After TDC Mark on Vibration Damper
Engine Idle Speed:
Manual Transmission: 550 RPM
Automatic Transmission: 475 RPM (In Drive)
Cylinder Head Torque: 60 Ft Lbs
Compression Pressure @ Cranking Speed: 120 PSI (Minimum)
Tune Up Specifications, Ambassador, Series 5560:
Spark Plug Type: Auto-Lite A7A, or Equivalent
Spark Plug: Gap .030"
Point Gap: .016"
Firing Order: 1-5-3-6-2-4
Ignition Timing: 4 Degrees After TDC Mark on Vibration Damper
Engine Idle Speed:
Manual Transmission: 550 RPM
Automatic Transmission: 475 RPM (In Drive)
Cylinder Head Torque: 60 Ft Lbs
Compression Pressure @ Cranking Speed: 120 PSI (Minimum)
Tune Up Specifications, Ambassador, 8 Cylinder Engine, Series 5580:
Spark Plug Type: Champion H-10, or Equivalent (After Engine #P-6001, Autolite AG-5)
Spark Plug: Gap .030"; After Engine #P-6001: .035"
Point Gap: .017"
Firing Order: 1-8-4-3-6-5-7-2
Ignition Timing: 5 Degrees Before TDC Mark on Vibration Damper
Engine Idle Speed:
Automatic Transmission: 425 RPM (In Drive)
Cylinder Head Torque: 55 Ft Lbs
Compression Pressure @ Cranking Speed: 140 PSI (Minimum)
Valve Specifications, Nash Rambler, Series 5510, 6 Cylinder
Tappet Clearance, Running Cold: Intake .016"; Exhaust .018"
Clearance for Timing: .015"
Valve Seat Angle: 45 degrees,
Valve Timing:
Intake Valve Opens @ 10 Degrees Before Top Dead Center
Exhaust Valve Closes @ 19 Degrees After Top Dead Center
Valve Spring Pressure: 37 Lbs @ 1-3/4 inches (New Springs)
Valve Stem Clearance: Intake .0028"-.0033"
Exhaust .0028"-.0033"
Valve Specifications, Nash Statesman, Series 5540, 6 Cylinder
Tappet Clearance, Running Cold: Intake .016"; Exhaust .018"
Clearance for Timing: Intake: .015"
Valve Seat Angle: 45 degrees,
Valve Timing:
Intake Valve Opens @ 10 Degrees Before Top Dead Center
Exhaust Valve Closes @ 19 Degrees After Top Dead Center
Valve Spring Pressure: 37 Lbs @ 1-3/4 inches (New Springs)
Valve Stem Clearance: Intake .0028"-.0033"
Exhaust .0028"-.0033"
Valve Specifications, Ambassador, Series 5560, 6 Cylinder
Tappet Clearance, Running Hot: Intake .012"; Exhaust .016"
Clearance for Timing: Intake: .0225"
Valve Seat Angle: Intake 30 degrees; Exhaust 45 degrees,
Valve Timing:
Intake Valve Opens @ 12-1/2 Degrees Before Top Dead Center
Exhaust Valve Closes @ 10-1/2 Degrees After Top Dead Center
Valve Spring Pressure: 53 Lbs @ 1-13/16"
Valve Stem Clearance: Intake .002"-.004"
Exhaust .0025"-.0035"
Valve Specifications, Ambassador, Series 5580, 8 Cylinder
Tappet Clearance, Running Hot: Intake Zero; Exhaust Zero
Clearance for Timing: Intake: Zero
Valve Seat Angle: Intake 29 degrees; Exhaust 44-1/2 degrees,
Valve Timing:
Intake Valve Opens @ 14-1/2 Degrees Before Top Dead Center
Exhaust Valve Closes @ 18 Degrees After Top Dead Center
Valve Spring Pressure: 66 Lbs @ 1-3/4"
Valve Stem Clearance: Intake .0005"-.0025"
Exhaust .0015"-.0035"
Piston & Ring Data, Nash Rambler, Series 5510, 6 Cylinder &
Nash Statesman, Series 5540, 6 Cylinder
Piston Removal: From Above
Fitting Pistons with Spring Scale:
Piston Supported at its own weight anywhere in the cylinder
Width of Ring End Gap (Minimum):
Compression Ring: .010"
Oil Ring: .010"
Clearance Between Ring & Grooves:
Compression Ring: .002"-.004"
Oil Ring: .002"-.004"
Wrist Pin Diameter: .8594"
Piston & Ring Data, Ambassador , Series 5560, 6 Cylinder
Piston Removal: Above
Fitting Pistons with Spring Scale:
Piston Supported at its own weight anywhere in the cylinder
Width of Ring End Gap (Minimum):
Compression Ring: .007"
Oil Ring: .007"
Clearance Between Ring & Grooves:
Compression Ring: .002"-.004"
Oil Ring: .002"-.004"
Wrist Pin Diameter: .9375"
Piston & Ring Data, Ambassador , Series 5580, 8 Cylinder
Piston Removal: Above
Fitting Pistons with Spring Scale:
Shim Thickness to Use: .015"
Pounds Pull on Scale: 12 to 18
Width of Ring End Gap (Minimum):
Compression Ring: .019"
Oil Ring: .015"
Clearance Between Ring & Grooves:
Compression Ring: .0025"-.003"
Oil Ring: .0015"
Wrist Pin Diameter: .9803"
Engine Bearing Data, Rambler, Series 5510, 6 Cylinder &
Nash Statesman, Series 5540, 6 Cylinder:
Rod Journal Diameter: 2.0948" - 2.0955"
Rod Bearing Clearance: .001"-.0015"
Rod End Play: .005"-.015" inches
Rod Bolt Tension: 27-30 Lbs. Ft.
Main Bearing Journal Diameter: 2.4791"-2.4798"
Main Bearing Clearance: .001"-.0015"
Crankshaft End Play: .003"-.008"
Main Bolt Tension: 66-70 Lbs. Ft.
Engine Bearing Data, Nash Ambassador, Series 5560, 6 Cylinder
Rod Journal Diameter: 2.0003"- 2.001"
Rod Bearing Clearance: .001"-.0015"
Rod End Play: .005"-.015" inches
Rod Bolt Tension: 52-56 Lbs. Ft.
Main Bearing Journal Diameter: 2.4791"-2.4798"
Main Bearing Clearance: .001"-.0015"
Crankshaft End Play: .003"-.008"
Main Bolt Tension: 66-70 Lbs. Ft.
Engine Bearing Data, Nash Ambassador, Series 5580, 8 Cylinder
Rod Journal Diameter: 2.250"
Rod Bearing Clearance: .0005"-.0025"
Rod End Play: .003"-.011" inches
Rod Bolt Tension: 40-45 Lbs. Ft.
Main Bearing Journal Diameter: 2.4990"
Main Bearing Clearance: .0005"-.0025"
Crankshaft End Play: .0035"-.0085"
Main Bolt Tension: 90-95 Lbs. Ft.
Capacities, Nash Rambler, Series 5510, 6 Cylinder
Cooling System:
10 Quarts, Without Heater
11 Quarts With Heater
Fuel Tank: 20 Gallons;
Engine Oil Refill: 4 Quarts;
Manual Transmission: 2-1/4 Pints Without Overdrive: 3-1/2 Pints With Overdrive
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 3 Pints
Capacities, Nash Statesman, Series 5540, 6 Cylinder
Cooling System:
Without Heater: 14 Quarts
With Heater: 15 Quarts
Fuel Tank: 20 Gallons;
Engine Oil Refill: 4 Quarts;
Manual Transmission: 2-1/4 Pints Without Overdrive: 3-1/2 Pints With Overdrive
Automatic Transmission: 8-1/2 Quarts
Rear Axle: 3 Pints
Capacities, Ambassador 6, Series 5560, 6 Cylinder
Cooling System:
Without Heater: 17 Quarts
With Heater: 18 Quarts
Fuel Tank: 20 Gallons;
Engine Oil Refill: 6 Quarts;
Manual Transmission: 2-1/4 Pints Without Overdrive; 3-1/2 Pints With Overdrive
Automatic Transmission: 11 Quarts
Rear Axle: 4 Pints
Capacities, Ambassador 8, Series 5580, 8 Cylinder
Cooling System:
Without Heater: 27 Quarts
With Heater: 28 Quarts
Fuel Tank: 20 Gallons;
Engine Oil Refill: 5 Quarts;
Automatic Transmission: 11 Quarts
Rear Axle: 4 Pints
Delco-Remy Distributor Specifications, Series 10:
Distributor #1112382
Rotation: Counter-Clockwise
Cam Angle: 31 to 37 Degrees
Breaker Point Opening: .022"
Condenser Capacity: .18-.23 Mfds
Breaker Arm Spring Tension: 17-21 Ounces
Centrifugal Advance Data:
Advance Starts: 2 Degree @ 325 RPM
Full Advance: 12 Degrees @ 1,400 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 4" to 6" Vacuum
Inches of Vacuum for Full Plunger Travel: 11" Vacuum
Maximum Vacuum Advance: 4.5 to 6.5 Degrees
Delco-Remy Distributor Specifications, Series 40:
Distributor #1112409
Rotation: Counter-Clockwise
Cam Angle: 38 to 45 Degrees
Breaker Point Opening: .016"
Condenser Capacity: .18-.23 Mfds
Breaker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 2 Degree @ 325 RPM
Full Advance: 12 Degrees @ 1,800 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 4" to 6" Vacuum
Inches of Vacuum for Full Plunger Travel: 13-17" Vacuum
Maximum Vacuum Advance: 8.5 Degrees
Delco-Remy Distributor Specifications, Series 60:
Distributor #11102241Rotation: Clockwise
Cam Angle: 38 to 45 Degrees
Breaker Point Opening: .016"
Condenser Capacity: .18-.23 Mfds
Breaker Arm Spring Tension: 19-23 Ounces
Centrifugal Advance Data:
Advance Starts: 2 Degrees @ 325 RPM
Full Advance: 15 Degrees @ 1,850 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movenent: 4" to 6" Vacuum
Inches of Vacuum for Full Plunger Travel: 14" - 16" Vacuum
Maximum Vacuum Advance: 6 Degrees
Auto-Lite Distributor Specifications, Series 80:
Distributor #1BK-4001
Rotation: Counter-Clockwise
Cam Angle: 38 Degrees
Breaker Point Opening: .017"
Condenser Capacity: .25-.28 Mfds
Breaker Arm Spring Tension: 17-20 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 300 RPM
Full Advance: 20 Degrees @ 1,200 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movement: 6" Vacuum
Inches of Vacuum for Full Plunger Travel: 10" Vacuum
Maximum Vacuum Advance: 5-1/2 Degrees
Distributor #1BK-4001B
Rotation: Counter-Clockwise
Cam Angle: 38 Degrees
Breaker Point Opening: .017"
Condenser Capacity: .25-.28 Mfds
Breaker Arm Spring Tension: 17-20 Ounces
Centrifugal Advance Data:
Advance Starts: 1 Degree @ 300 RPM
Full Advance: 16 Degrees @ 1,750 RPM
Vacuum Advance Data:
Inches of Vacuum to Start Plunger Movement: 6-1/4" Vacuum
Inches of Vacuum for Full Plunger Travel: 13" Vacuum
Maximum Vacuum Advance: 12 Degrees
Delco-Remy Generator Specifications:
Generator #1100021
Generator Output: 35 Amperes @ 2,650 RPM
Brush Spring Tension: 28 Ounces
Direction of Rotation: Clockwise
Field Current @ 6 Volts: 1.85 - 2.03 Amperes
Regulator # 1118841
Cutout Relay:
Voltage to Close Points: 6.2 Volts
Reverse Current to Open Points: 4 to 6 Amperes
Armature Air Gap: .020"
Voltage Regulator Setting: 7.3 Volts
Current Regulator Setting: 38 Amperes
Current & Voltage Armature Air Gap: .075"
Ground Polarity: Positive
Generator #1102777
Generator Output: 45 Amperes @ 2,450 RPM
Brush Spring Tension: 28 Ounces
Direction of Rotation: Clockwise
Field Current @ 6 Volts: 1.87 - 2.00 Amperes
Regulator # 1118828
Cutout Relay:
Voltage to Close Points: 6.2 Volts
Reverse Current to Open Points: 4 to 6 Amperes
Armature Air Gap: .020"
Voltage Regulator Setting: 7.3 Volts
Current Regulator Setting: 47 Amperes
Current & Voltage Armature Air Gap: .075"
Ground Polarity: Positive
Generator #1102815
Generator Output: 47 Amperes @ 2,450 RPM
Brush Spring Tension: 28 Ounces
Direction of Rotation: Clockwise
Field Current @ 6 Volts: 1.81 - 2.00 Amperes
Regulator # 1118828
Cutout Relay:
Voltage to Close Points: 6.2 Volts
Reverse Current to Open Points: 4 to 6 Amperes
Armature Air Gap: .020"
Voltage Regulator Setting: 7.3 Volts
Current Regulator Setting: 47 Amperes
Current & Voltage Armature Air Gap: .075"
Ground Polarity: Positive
Auto-Lite Generator Specifications, V-8:
Generator #GGW-4801E
Generator Output: 45 Amperes @ 2,050 RPM
Brush Spring Tension: 35-53 Ounces
Direction of Rotation: Clockwise
Field Current @ 5 Volts: 1.6 - 1.7 Amperes
Regulator # VBE-6101A
Cutout Relay:
Voltage to Close Points: 6.5 Volts
Reverse Current to Open Points: 4 to 5 Amperes
Armature Air Gap: .031"
Voltage Regulator Setting: 7.3 Volts
Current Regulator Setting: 45 Amperes
Current & Voltage Armature Air Gap: .048"
Ground Polarity: Positive
Delco-Remy Starting Motor Specifications, Series 10 & 40:
Part #1107119
Rotation: Clockwise
Brush Spring Tension: 24 - 28 Ounces
No Load Test: 70 Amperes, 5.65 Volts @ 5,500 RPM
Torque Test: 550 Amperes, 3.25 Volts @ 11.0 Ft Lbs Torque
Delco-Remy Starting Motor Specifications, Series 40:
Part #1107121
Rotation: Clockwise
Brush Spring Tension: 24 - 28 Ounces
No Load Test: 70 Amperes, 5.65 Volts @ 5,500 RPM
Torque Test: 550 Amperes, 3.25 Volts @ 11.0 Ft Lbs Torque
Delco-Remy Starting Motor Specifications:
Part #1107136
Rotation: Clockwise
Brush Spring Tension: 24 - 28 Ounces
No Load Test: 70 Amperes, 5.65 Volts @ 5,500 RPM
Torque Test: 550 Amperes, 3.25 Volts @ 11 Ft Lbs Torque
Part #1107950
Rotation: Clockwise
Brush Spring Tension: 24 - 28 Ounces
No Load Test: 70 Amperes, 5.65 Volts @ 5,500 RPM
Torque Test: 570 Amperes, 3.15 Volts @ 12 Ft Lbs Torque
Delco-Remy Starting Motor Specifications, Series 60:
Part #1108029
Rotation: Clockwise
Brush Spring Tension: 24 - 28 Ounces
No Load Test: 80 Amperes, 5.7 Volts @ 5,500 RPM
Torque Test: 600 Amperes, 3.0 Volts @ 14 Ft Lbs Torque
Auto-Lite Starting Motor Specifications, Series 80:
Part #MCL-6132
Rotation: Clockwise
Brush Spring Tension: 42 - 53 Ounces
No Load Test: 70 Amperes, 5.65 Volts @ 5,500 RPM
Torque Test: 410 Amperes, 2.0 Volts @ 8 Ft Lbs Torque
Carter Carburetor Specifications:
Carburetor Model: YF
Part #2014S
Float Level: 1/2"
Idle Screw Setting: 1/2 to 1-1/2 Turns
Metering Rod Adjustment: With throttle valve seated in carburetor bore, press down on upper end of diaphragm shaft until diaphragm bottoms in vacuum champer. Adjust by bending lip up or down.
Fast Idle Adjustment: .054"
Unloader Adjustment: 9/32"
Automatic Choke Setting: 1 Lean
Carburetor Model: YF
Part #2098S
Float Level: 3/8"
Idle Screw Setting: 1/2 to 1-1/2 Turns
Metering Rod Adjustment: With throttle valve seated in carburetor bore, press down on upper end of diaphragm shaft until diaphragm bottoms in vacuum champer. Adjust by bending lip up or down.
Fast Idle Adjustment: .024"
Unloader Adjustment: 7/16"
Automatic Choke Setting: 2 Lean
Carburetor Model: YF
Part #2137S-SA
Float Level: 3/8" (Solid Needle); 1/4" (Spring Loaded Needle)
Idle Screw Setting: 1/2 to 1-1/2 Turns
Metering Rod Adjustment: With throttle valve seated in carburetor bore, press down on upper end of diaphragm shaft until diaphragm bottoms in vacuum champer. Adjust by bending lip up or down.
Fast Idle Adjustment: .024"
Unloader Adjustment: 7/16"
Automatic Choke Setting: 2 Lean
Carburetor Model: YF
Part #2163S
Float Level: 3/8" (Solid Needle); 1/4" (Spring Loaded Needle)
Idle Screw Setting: 1/2 to 1-1/2 Turns
Metering Rod Adjustment: With throttle valve seated in carburetor bore, press down on upper end of diaphragm shaft until diaphragm bottoms in vacuum champer. Adjust by bending lip up or down.
Fast Idle Adjustment: .024"
Unloader Adjustment: 29/64"
Automatic Choke Setting: 2 Lean
Carburetor Model: YF
Part #2258S
Float Level: 3/8" (Solid Needle); 1/4" (Spring Loaded Needle)
Idle Screw Setting: 1/2 to 1-3/4 Turns
Metering Rod Adjustment: With throttle valve seated in carburetor bore, press down on upper end of diaphragm shaft until diaphragm bottoms in vacuum champer. Adjust by bending lip up or down.
Fast Idle Adjustment: .024"
Unloader Adjustment: 29/64"
Automatic Choke Setting: 2 Lean
Model: YH
Part #895S
Float Level: 3/8"
Idle Screw Setting: 1/2 to 1-1/2 Turns
Metering Rod Adjustment: With choke held in wide open position, lip on fast idle arm should contact boss on body casting. Adjust by bending lip up or down.
Fast Idle Adjustment: .030"
Unloader Adjustment: 5/8"
Automatic Choke Setting: With one piece choke piston, set one point lean. With two piece choke piston, set one point rich.
Carburetor Model: YH
Part #895SA
Float Level: 3/8"
Idle Screw Setting: 1/2 to 1-1/2 Turns
Metering Rod Adjustment: With choke held in wide open position, lip on fast idle arm should contact boss on body casting. Adjust by bending lip up or down.
Fast Idle Adjustment: .030"
Unloader Adjustment: 5/8"
Automatic Choke Setting: With one piece choke piston, set one point lean. With two piece choke piston, set one point rich.
Carburetor Model: YH
Part #973S (Front Carburetor)
Float Level: 7/16"
Idle Screw Setting: 3/4 to 1-3/4 Turns
Metering Rod Adjustment: With choke held in wide open position, lip on fast idle arm should contact boss on body casting. Adjust by bending lip up or down.
Fast Idle Adjustment: .015"
Unloader Adjustment: 5/8"
Automatic Choke Setting: 1 Lean
Carburetor Model: YH
Part #974S (Rear Carburetor)
Float Level: 7/16"
Idle Screw Setting: 3/4 to 1-3/4 Turns
Metering Rod Adjustment: With choke held in wide open position, lip on fast idle arm should contact boss on body casting. Adjust by bending lip up or down.
Fast Idle Adjustment: .015"
Unloader Adjustment: 5/8"
Automatic Choke Setting: 1 Lean
Carter Carburetor Specifications, V-8 Engine:
Carburetor Model: WCD
Part #2061S
Float Level: 5/32"
Idle Screw Setting: 1/2 to 1-1/2 Turns
Pump Adjustment Using Gauge #T-109-175: Flat on top of the pump arm should be parallel with straight edge held across the top of the cover boss.
Fast Idle Adjustment: .026"
Unloader Adjustment: 11/64"
Automatic Choke Setting: Index
Fuel Pump Data:
6 Cylinder Pressure: 4 to 5-1/2 PSI
8 Cylinder Pressure: 3-1/2 to 5-1/2 PSI
Brake Specifications, Nash Rambler, Series 5510:
Lining Dimensions/Wheel in Inches:
Length: Front: 17-9/16: Rear: 17-27/32"
Width: Front Primary Shoe, 2"; Rear Primary Shoe: 1-1/4"
Front Secondary Shoe: 1-3/4"; Rear Secondary Shoe: !"
Thickness: .214"
Brake Shoe Clearance: Floating
Wheel Cylinder Bore: Front: 1"; Rear 13/16"
Master Cylinder Bore: 1"
Brake Specifications, Nash Statesman, Series 5540:
Lining Dimensions/Wheel in Inches: 19-1/2"
Width: Front Shoes, 2-1/4"; Rear Shoes: 1-3/4"
Thickness: .214"
Brake Shoe Clearance: .015"
Pedal Free Play: 3/8"
Wheel Cylinder Bore: Front: 1-1/8"; Rear: 15/16"
Master Cylinder Bore: 1"
Brake Specifications, Ambassador, Series 5560 & 5580:
Lining Dimensions/Wheel in Inches: 21-3/8"
Width: Front Shoes: 2-1/2", Rear Shoes: 2",
Thickness: .214"
Brake Shoe Clearance: .015"
Wheel Cylinder Bore: Front: 1-1/8"; Rear: 15/16"
Master Cylinder Bore: 1"
Wheel Alignment Specifications, Rambler:
Caster: + 1 Degree
Camber: + 1/2 Degrees
Toe In: 1/16" - 1/8"
Toe Out on Turns:
Outer Wheel: 20 Degrees
Inner Wheel: 21 Degrees
Kingpin Inclination: 8 Degrees
Wheel Alignment Specifications, Series 40 & 60:
Caster: + 1/2 Degrees; With Power Steering: +1 Degree
Camber: +1/2 Degrees
Toe In: 1/16" to 1/8"
Toe Out on Turns:
Outer Wheel: 20 Degrees
Inner Wheel: 21 Degrees
Kingpin Inclination: 8 Degrees
Beginning Engine Numbers:
Model 5510: H-45001
Model 5540, Single Carburetor: S-440001
Model 5540, Dual Carburetor: J-30001
Model 5560, Standard Engine: A-270001
Model 5460, Dual Carburetor: LMA-270001
Model 5580, 8 Cylinder P-1001
Beginning Serial Numbers:
Model 5510: D-205001 Kenosha, Wisconsin
DC-15001 El Segundo, California
Model 5540: K-635001 Kenosha, Wisconsin
KC-48101 El Segundo, California
Model 5560: R-742901 Kenosha, Wisconsin
RC-23001 El Segundo, California
Model 5580: V-1001 Kenosha, Wisconsin
VC-1001 El Segundo, California
Popular Options
Rambler: Oil Bath Air Cleaner, Reclining Seats, Reclining Seats with Twin Bed, Air Mattress for Twin Bed, All Season Air Conditioning, Electric Clock, Two-Tone Paint, Turn Signals, Foam Seat Cushions, Solex Glass, Hood Ornament, Hydramatic Transmission, Overdrive, Radio & Antenna, Heavy-Duty Springs, White Sidewall Tires, Vacuum Booster Pump, Weather-Eye Heater.
Nash: Radio, Electric Antenna, Vanity Visor Mirror, Non-Glare Rear View Mirror, Outside Mirror, Spotlight with Mirror, Wire Wheel Covers, Backup Lights, Windshield Washer, Fog Lights, Rear Window Wiper, Trunk Light, Electric Clock, Plastic Screens, Luggage Carrier, Door Top Shades, Curb Alarms, Sola-Cell Coolling System, Dual Plate Distributor, Oil Filter, Fuel Filter, Gas Filler Guard, Hood Ornament, Door Edge Guards, Exhaust Extension, License Plate Frames.
1955 Nash Historical Data
Model Year introduction was on November 23, 1954.
Total 1955 Nash Production was 96,079, not including Metropolitans which were assembled in England.
Promotional Model Cars Produced:
None
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