1973 Chevrolet Engines

& Engine Accessories

All Series & Models

Except Vega

6 Cylinder Engine-250 Cu. In., 100 HP:

Bore & Stroke: 3.875" X 3.53"

Engine Displacement: 250 Cu. In.

Compression Ratio: 8.25:1

Taxable Horsepower: 36.03

Horsepower: 100 @ 3,800 RPM

Torque: 175 Ft. Lbs @ 1,600 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 1 Barrel

8 Cylinder Engine-307 Cu. In., 115 HP:

Bore & Stroke: 3.875" X 3.25"

Engine Displacement: 307 Cu. In.

Compression Ratio: 8.50:1

Taxable Horsepower: 48.05

Horsepower: 115 @ 4,000 RPM

Torque: 205 Ft. Lbs @ 2,000 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 2 Barrel

8 Cylinder Engine-350 Cu. In., 145 HP:

Bore & Stroke: 4.00" X 3.48"

Engine Displacement: 350 Cu. In.

Compression Ratio: 8.50:1

Taxable Horsepower: 51.22

Horsepower: 145 @ 4,000 RPM

Torque: 225 Ft. Lbs @ 2,400 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 2 Barrel

8 Cylinder Engine-350 Cu. In., 175 HP:

Bore & Stroke: 4.00" X 3.48"

Engine Displacement: 350 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 51.22

Horsepower: 175 @ 4,000 RPM

Torque: 270 Ft. Lbs @ 2,400 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 4 Barrel

8 Cylinder Engine-350 Cu. In., 190 HP:

Bore & Stroke: 4.00" X 3.48"

Engine Displacement: 350 Cu. In.

Compression Ratio: 8.50:1

Taxable Horsepower: 51.22

Horsepower: 190 @ 4,400 RPM

Torque: 270 Ft. Lbs @ 2,800 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 4 Barrel

8 Cylinder Engine-350 Cu. In., 245 HP:

Bore & Stroke: 4.00" X 3.48"

Engine Displacement: 350 Cu. In.

Compression Ratio: 9.00:1

Taxable Horsepower: 51.22

Horsepower: 245 @ 5,200 RPM

Torque: 280 Ft. Lbs @ 4,000 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 4 Barrel

8 Cylinder Engine-350 Cu. In., 250 HP:

Bore & Stroke: 4.00" X 3.48"

Engine Displacement: 350 Cu. In.

Compression Ratio: 9.00:1

Taxable Horsepower: 51.22

Horsepower: 250 @ 5,200 RPM

Torque: 285 Ft. Lbs @ 4,000 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 4 Barrel

8 Cylinder Engine-400 Cu. In., 150 HP:

Bore & Stroke: 4.126" X 3.75"

Engine Displacement: 400 Cu. In.

Compression Ratio: 8.50:1

Taxable Horsepower: 54.45

Horsepower: 150 @ 3,200 RPM

Torque: 295 Ft. Lbs @ 2,000 RPM

Normal Oil Pressure: 40 Lbs/Sq. In

Carburetor: 2 Barrel

8 Cylinder Engine-454 Cu. In., 215 HP:

Bore & Stroke: 4.251" X 4.00"

Engine Displacement: 454 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 57.83

Horsepower: 215 @ 4,000 RPM

Torque: 345 Ft. Lbs @ 2,400 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 4 Barrel

8 Cylinder Engine-454 Cu. In., 245 HP:

Bore & Stroke: 4.251" X 4.00"

Engine Displacement: 454 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 57.83

Horsepower: 245 @ 4,000 RPM

Torque: 375 Ft. Lbs @ 2,800 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 4 Barrel

8 Cylinder Engine-454 Cu. In., 275 HP:

Bore & Stroke: 4.251" X 4.00"

Engine Displacement: 454 Cu. In.

Compression Ratio: 8.5:1

Taxable Horsepower: 57.83

Horsepower: 275 @ 4,000 RPM

Torque: 395 Ft. Lbs @ 2,800 RPM

Normal Oil Pressure: 40 Lbs/Sq. In.

Carburetor: 4 Barrel

Valve Specifications:

6 Cylinder Engine, 250 Cu. In.:

Valve Lash: 1 Turn Valve

Valve Angle:

Seat, 46 Degrees; Face, 45 Degrees

Valve Spring Installed Height: 1.66"

Valve Spring Pressure: 186 Lbs @ 1.27"

Valve Stem Clearance

Intake: .001-.0027"

Exhaust: .0015-.0027"

Valve Stem Diameter:

Intake: .3410"-.3417"

Exhaust: .3410"-.3417"

8 Cylinder Engine, 307 Cu. In.:

Valve Lash: 1 Turn

Valve Seat Angle:

Seat, 46 Degrees; Face, 45 Degrees

Valve Spring Installed Height: 1.68"

Valve Spring Pressure: 189 Lbs @ 1.20"

Valve Stem Clearance

Intake: .001-.0027"

Exhaust: .001-.0029"

Valve Stem Diameter:

Intake: .3410"-.3417"

Exhaust: .3410"-.3417"

8 Cylinder Engine, 350 Cu. In., 145 & 175 HP:

Valve Lash: 1 Turn

Valve Seat Angle:

Seat, 46 Degrees; Face, 45 Degrees

Valve Spring Installed Height: 1.61"

Valve Spring Pressure: 189 Lbs @ 1.20"

Valve Stem Clearance

Intake: .001-.0027"

Exhaust: .001-.0029"

Valve Stem Diameter:

Intake: .3410"-.3417"

Exhaust: .3410"-.3417"

8 Cylinder Engine, 350 Cu. In., 190 HP:

Valve Lash: 1 Turn

Valve Seat Angle:

Seat, 46 Degrees; Face, 45 Degrees

Valve Spring Installed Height: 1.61"

Valve Spring Pressure: 189 Lbs @ 1.20"

Valve Stem Clearance

Intake: .001-.0027"

Exhaust: .001-.0029"

Valve Stem Diameter:

Intake: .3410"-.3417"

Exhaust: .3410"-.3417"

8 Cylinder Engine, 350 Cu. In., 245 & 250 HP:

Valve Lash: 1 Turn

Valve Seat Angle:

Seat, 46 Degrees; Face, 45 Degrees

Valve Spring Installed Height: 1.70"

Valve Spring Pressure: 200 Lbs @ 1.25"

Valve Stem Clearance

Intake: .001-.0027"

Exhaust: .001-.0029"

Valve Stem Diameter:

Intake: .3410"-.3417"

Exhaust: .3410"-.3417"

8 Cylinder Engine, 400 Cu. In.:

Valve Lash: 1 Turn

Valve Seat Angle:

Seat, 46 Degrees; Face, 45 Degrees

Valve Spring Installed Height: 1.70"

Valve Spring Pressure; 200 Lbs @ 1.25"

Valve Stem Clearance

Intake: .001-.0027"

Exhaust: .0012-.0027"

Valve Stem Diameter:

Intake: .3410"-.3417"

Exhaust: .3410"-.3417"

8 Cylinder Engine, 454 Cu. In.:

Valve Lash: 1 Turn

Seat, 46 Degrees; Face, 45 Degrees

Valve Spring Installed Height: 1.88"

Valve Spring Pressure: 300 Lbs @ 1.38"

Valve Stem Clearance

Intake: .001-.0027"

Exhaust: .001-.0027"

Valve Stem Diameter:

Intake: .3715"-.3722"

Exhaust: .3715"-.3722"

Pistons, Pins, Rings, Crankshaft & Bearings:

6 Cylinder Engine, 250 Cu. In.:

Piston Clearance: .0005"-.0015"

Ring End Gap:

Compression Ring: .010

Oil Ring: .015

Wrist Pin Diameter: .9272"

Rod Bearings:

Shaft Diameter: 1.9928"-2.000"

Bearing Clearance: .0007"-..0027"

Main Bearings:

Shaft Diameter: 2.2983"-2.2993"

Bearing Clearance: .0003"-.0029"

Thrust on Bearing #: 7

Shaft End Play: .002"-.006"

8 Cylinder Engine, 307 Cu. In.:

Piston Clearance: .0005"-.0011"

Ring End Gap:

Compression Ring: .010

Oil Ring: .015

Wrist Pin Diameter: .9272"

Rod Bearings:

Shaft Diameter: 2.009"-2.100"

Bearing Clearance: .0007" -.0027"

Main Bearings:

Shaft Diameter:

#1: 2.4484"-2.4493"; #2, 3, & 4: 2.4881"-2.4990"

#5: 2.4479"-2.4488"

Bearing Clearance:

#1: .0008"-.0020"

#2, 3, & 4: .0011"-.0023"

#5: .0017"-.0033"

Thrust on Bearing #: 5

Shaft End Play: .002"-.006"

8 Cylinder Engine, 350 Cu. In., Except 245 & 250 HP:

Piston Clearance: .0007"-.0013"

Ring End Gap:

Compression Ring:

Top Ring: .010"

Lower Ring: .013"

Oil Ring: .015"

Wrist Pin Diameter: .9272"

Rod Bearings:

Shaft Diameter: 2.099"-2.100"

Bearing Clearance: .0013"-.0035"

Main Bearings:

Shaft Diameter:

#1: 2.4484"-2.4493"; #2, 3, & 4: 2.4481"-2.4490"

#5: 2.4479"-2.4488"

Bearing Clearance:

#1: .0008"-.0020"; #2, 3, & 4: .0011"-.0023"

#5: .0017"-.0033"

Thrust on Bearing #: 5

Shaft End Play: .002"-.006"

8 Cylinder Engine, 350 Cu. In., 245 & 250 HP:

Piston Clearance: .0036"-.0042"

Ring End Gap:

Compression Ring:

Top Ring: .010"

Lower Ring: .013"

Oil Ring: .015

Wrist Pin Diameter: .9272"

Rod Bearings:

Shaft Diameter: 2.099"-2.100"

Bearing Clearance: .0013"-.0035"

Main Bearings:

Shaft Diameter:

#1: 2.4484"-2.4493"; #2, 3, & 4: 2.4481"-2.4490"

#5: 2.4479"-2.4488"

Bearing Clearance:

Manual Transmission: #1, 2, 3, & 4: .0013"-.0025"

#5: .0023"-.0033"

Automatic Transmission: #1: .0019"-.0031"; #2, 3, & 4: .0013"-.0025"

#5: .0023"-.0033"

Thrust on Bearing #: 5

Shaft End Play: .002"-.006"

8 Cylinder Engine, 400 Cu. In.:

Piston Clearance: .0014"-.0020"

Ring End Gap:

Compression Ring: .010"

Oil Ring: .015"

Wrist Pin Diameter: .9272"

Rod Bearings:

Shaft Diameter: 2.099"-2.100"

Bearing Clearance: .0013"-.0035"

Main Bearings:

Shaft Diameter:

#1, 2, 3, 4: 2.6484-2.6493"

#5: 2.6479"-2.6488"

Bearing Clearance:

#1: .0008"-.0020"; 2, 3, & 4: .0011"-.0023"

#5: .0017"-.0033"

Thrust on Bearing #: 5

Shaft End Play: .002"-.006"

8 Cylinder Engine, 454 Cu. In.:

Piston Clearance: .0018"-.0028"

Ring End Gap:

Compression Ring: .010"

Oil Ring: .015"

Wrist Pin Diameter: .9897"

Rod Bearings:

Shaft Diameter: 2.199"-2.200"

Bearing Clearance: .0009"-.0025"

Main Bearings:

Shaft Diameter:

#1: 2.7485"-2.7494"

#2, 3 & 4: 2.7481"-2.7490"

#5: 2.7478"-2.7488"

Bearing Clearance:

#1, 2, 3, & 4: .0013"-.0025"

#5: .0024"-.0040"

Thrust on Bearing #: 5

Shaft End Play: .006"-.010"

Engine Tightening Specifications:

Engine Tightening, 6 Cylinder, 250 Cu. In.:

Spark Plugs: 15 Ft. Lbs

Cylinder Head Bolts: 95 Ft. Lbs

Intake Manifold:

End Clamp Bolts: 20 Ft. Lbs

Center Clamp Bolts: 30 Ft. Lbs

Exhaust Manifold:

End Clamp Bolts: 20 Ft. Lbs

Center Clamp Bolts: 30 Ft. Lbs

Rocker Arm Cover: 45 Inch Lbs.

Connecting Rod Cap Bolts: 35 Ft. Lbs

Main Bearing Cap Bolts: 65 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper: 60 Ft. Lbs.

Engine Tightening, 8 Cylinder, 307 Cu. In.:

Spark Plugs: 15 Ft. Lbs

Cylinder Head Bolts: 65 Ft. Lbs.

Intake Manifold: 30 Ft. Lbs

Exhaust Manifold: 20 Ft. Lbs (Inside Bolts: 30 Ft. Lbs.)

Rocker Arm Cover: 45 Inch Lbs.

Connecting Rod Cap Bolts: 45 Ft. Lbs.

Main Bearing Cap Bolts: 75 Ft. Lbs.

Outer Bolts on Engines with 4 Bolt Caps: 65 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper: 60 Ft. Lbs.

Engine Tightening, 8 Cylinder, 350 Cu. In.:

Spark Plugs: 15 Ft. Lbs

Cylinder Head Bolts: 65 Ft. Lbs.

Intake Manifold: 30 Ft. Lbs

Exhaust Manifold:

Outside Bolts: 20 Ft. Lbs

Inside Bolts: 30 Ft. Lbs.

Rocker Arm Stud: 50 Ft. Lbs.

Rocker Arm Cover: 45 Inch Lbs.

Connecting Rod Cap Bolts: 45 Ft. Lbs.

Main Bearing Cap Bolts: 75 Ft. Lbs.

Outer Bolts on Engines with 4 Bolt Caps: 65 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper: 60 Ft. Lbs.

Engine Tightening, 8 Cylinder, 400 Cu. In.:

Spark Plugs: 25 Ft. Lbs

Cylinder Head Bolts: 65 Ft. Lbs.

Intake Manifold: 30 Ft. Lbs

Exhaust Manifold: 20 Ft. Lbs

Rocker Arm Cover: 55 Inch Lbs.

Connecting Rod Cap Bolts: 45 Ft. Lbs

Main Bearing Cap Bolts: 75 Ft. Lbs.

Flywheel to Crankshaft: 60 Ft. Lbs.

Vibration Damper: 60 Ft. Lbs.

Engine Tightening, 8 Cylinder, 454 Cu. In.:

Spark Plugs: 15 Ft. Lbs

Cylinder Head Bolts: 80 Ft. Lbs.

Intake Manifold: 30 Ft. Lbs

Exhaust Manifold: 20 Ft. Lbs

Rocker Arm Studs: 50 Ft. Lbs.

Rocker Arm Cover: 50 Inch Lbs.

Connecting Rod Cap Bolts: 50 Ft. Lbs

Main Bearing Cap Bolts: 105 Ft. Lbs.

Flywheel to Crankshaft: 65 Ft. Lbs.

Vibration Damper: 85 Ft. Lbs.

Alternator & Regulator Specifications:

Alternator #1100542

Rated Capacity: 63 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 58 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1102346

Rated Capacity: 42 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 37 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1102354

Rated Capacity: 63 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 58 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1100497

Rated Capacity: 37 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 36 Amperes @ 7,000 RPM

Integral Regulator

Alternator #1100934

Rated Capacity: 37 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 32 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1100950

Rated Capacity: 63 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 38 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1100544

Rated Capacity: 61 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 55 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1100573

Rated Capacity: 42 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 37 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1100597

Rated Capacity: 61 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 55 Amperes @ 5,000 RPM

Integral Regulator

Alternator #1102353

Rated Capacity: 42 Amperes

Field Current, 12 Volts @ 80 Degrees: 4.0-4.5 Amperes

Output @ 14 Volts: 37 Amperes @ 5,000 RPM

Integral Regulator

Distributor Specifications:

Distributor #1110499

Advance Starts: 0 Degrees @ 465 RPM

Intermediate Advance: 1 Degree @ 635 RPM

Intermediate Advance: 7 Degrees @ 1,150 RPM

Full Advance: 12 Degrees @ 2,050 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 7 Inches

Vacuum for Full Plunger Travel: 12 Degrees @ 15 Inches Vacuum

Distributor #1112093

Advance Starts: 0 Degrees @ 550 RPM

Intermediate Advance: 1 Degree @ 660 RPM

Intermediate Advance: 3 Degrees @ 900 RPM

Intermediate Advance: 5-1/2 Degree @ 1,200 RPM

Full Advance: 9 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 14 Inches Vacuum

Distributor #1112094

Advance Starts: 0 Degrees @ 550 RPM

Intermediate Advance: 1 Degree @ 775 RPM

Intermediate Advance: 3 Degrees @ 1,205 RPM

Intermediate Advance: 6 Degrees @ 1,650 RPM

Full Advance: 7 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 14 Inches Vacuum

Distributor #1112098

Advance Starts: 0 Degrees @ 550 RPM

Intermediate Advance: 1 Degree @ 775 RPM

Intermediate Advance: 3 Degrees @ 1,205 RPM

Intermediate Advance: 6 Degree @ 1,650 RPM

Full Advance: 7 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 14 Inches Vacuum

Distributor #1112102

Advance Starts: 0 Degrees @ 500 RPM

Intermediate Advance: 1 Degree @ 660 RPM

Intermediate Advance: 5 Degrees @ 1,050 RPM

Full Advance: 10 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 12 Inches Vacuum

Distributor #1112113

Advance Starts: 0 Degrees @ 550 RPM

Intermediate Advance: 1 Degree @ 660 RPM

Intermediate Advance: 5-1/2 Degrees @ 1,200 RPM

Full Advance: 9 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 10 Degrees @ 15 Inches Vacuum

Distributor #1112114

Advance Starts: 0 Degrees @ 550 RPM

Intermediate Advance: 1 Degree @ 670 RPM

Intermediate Advance: 5-1/2 Degrees @ 1,200 RPM

Full Advance: 9 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 10 Degrees @ 15 Inches Vacuum

Distributor #1112148

Advance Starts: 0 Degrees @ 600 RPM

Intermediate Advance: 1 Degree @ 730 RPM

Intermediate Advance: 6 Degrees @ 1,100 RPM

Full Advance: 10 Degrees @ 2,500 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 12 Inches Vacuum

Distributor #1112150

Advance Starts: 0 Degrees @ 600 RPM

Intermediate Advance: 1 Degree @ 730 RPM

Intermediate Advance: 6 Degrees @ 1,100 RPM

Full Advance: 10 Degrees @ 2,500 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 12 Inches Vacuum

Distributor #1112166

Advance Starts: 0 Degrees @ 500 RPM

Intermediate Advance: 1 Degrees @ 650 RPM

Intermediate Advance: 5 Degrees @ 1,300 RPM

Full Advance: 10 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 8 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 15-1/2 Inches Vacuum

Distributor #1112168

Advance Starts: 0 Degrees @ 500 RPM

Intermediate Advance: 1 Degree @ 650 RPM

Intermediate Advance: 5 Degrees @ 1,300 RPM

Full Advance: 10 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 4 Inches

Vacuum for Full Plunger Travel: 7 Degrees @ 7 Inches Vacuum

Distributor #1112227

Advance Starts: 0 Degrees @ 500 RPM

Intermediate Advance: 1 Degree @ 600 RPM

Intermediate Advance: 6 Degrees @ 1,100 RPM

Full Advance: 12 Degrees @ 2,150 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 6 Inches

Vacuum for Full Plunger Travel: 7-1/2 Degrees @ 12 Inches Vacuum

Distributor #1112230

Advance Starts: 0 Degrees @ 500 RPM

Intermediate Advance: 1 Degree @ 650 RPM

Intermediate Advance: 5 Degrees @ 1,300 RPM

Full Advance: 10 Degrees @ 2,100 RPM

Vacuum Advance Data:

Vacuum to Start Plunger Movement: 4 Inches

Vacuum for Full Plunger Travel: 5 Degrees @ 5.8 Inches Vacuum

Starting Motor Specifications:

6 Cylinder, 250 Cu. In.:

Starter #1108365

Brush Spring Tension: 35 Ounces (Minimum)

Free Speed Test:

50-80 Amperes

9 Volts @ 5,500-10,500 RPM

8 Cylinder, 307 Cu. In.:

Starter #1108512

Brush Spring Tension: 35 Ounces (Minimum)

Free Speed Test:

50-80 Amperes

9 Volts @ 5,500-10,500 RPM

8 Cylinder, 307, 350, 400, 402, & 454 Cu. In.:

Starter #1108418

Brush Spring Tension: 35 Ounces (Minimum)

Free Speed Test:

65-95 Amperes

9 Volts @ 7,500-10,500 RPM

Starter #1108430

Brush Spring Tension: 35 Ounces (Minimum)

Free Speed Test:

65-95 Amperes

9 Volts @ 7,500-10,500 RPM

8 Cylinder, 454 Cu. In.:

Starter #1108429

Brush Spring Tension: 35 Ounces (Minimum)

Free Speed Test:

65-95 Amperes

9 Volts @ 7,500-10,500 RPM

Starter #1108400

Brush Spring Tension: 35 Ounces (Minimum)

Free Speed Test:

65-95 Amperes

9 Volts @ 7,500-10,500 RPM

Carburetor Specifications:

Rochester Carburetor Data, 6 Cylinder:

Rochester Type M & MV:

Carburetor #: 7043014

Float Level: 1/4"

Metering Rod: .080"

Choke Rod: .245"

Vacuum Break: .300"

Unloader: .500"

Fast Idle Speed: 1,800 RPM

Rochester Type M & MV:

Carburetor #: 7043017

Float Level: 11/32"

Metering Rod: .080"

Choke Rod: .275"

Vacuum Break: .350"

Unloader: .500"

Fast Idle Speed: 1,800 RPM

Rochester Type M & MV:

Carburetor #: 7043023

Float Level: 1/8"

Choke Rod: .090"

Vacuum Break: .140"

Unloader: .375"

Fast Idle Speed: 2,000 RPM

Rochester Type M & MV:

Carburetor #: 7042324

Float Level: 1/8"

Choke Rod: .070"

Vacuum Break: .120"

Unloader: .375"

Fast Idle Speed: 2,200 RPM

Rochester Type M & MV:

Carburetor #: 7043033

Float Level: 11/32"

Choke Rod: .190"

Vacuum Break: .140"

Unloader: .375"

Fast Idle Speed: 2,000 RPM

Rochester Type M & MV:

Carburetor #: 7043034

Float Level: 1/8"

Choke Rod: .070"

Vacuum Break: .120"

Unloader: .375"

Fast Idle Speed: 2,200 RPM

Rochester Type M & MV:

Carburetor #: 7043323

Float Level: 11/32"

Choke Rod: .090"

Vacuum Break: .140"

Unloader: .375"

Fast Idle Speed: 2,000 RPM

Rochester Type M & MV:

Carburetor #: 7043324

Float Level: 1/8"

Choke Rod: .070"

Vacuum Break: .120"

Unloader: .375"

Fast Idle Speed: 2,200 RPM

Rochester Type M & MV:

Carburetor #: 7043333

Float Level: 11/32"

Choke Rod: .090"

Vacuum Break: .140"

Unloader: .375"

Fast Idle Speed: 2,000 RPM

Rochester Type M & MV:

Carburetor #: 7043334

Float Level: 1/8"

Choke Rod: .070"

Vacuum Break: .120"

Unloader: .375"

Fast Idle Speed: 2,200 RPM

Rochester Type 2G, 2GC, & 2GV:

Carburetor #: 7043100

Float Level: 13/16"

Float Drop: 1-9/32"

Pump Rod: 1-9/32"

Vacuum Break: .080"

Choke Rod: .150"

Choke Unloader: .215"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043101

Float Level: 13/16"

Float Drop: 1-9/32"

Pump Rod: 1-9/32"

Vacuum Break: .080"

Choke Rod: .150"

Choke Unloader: .215"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043105

Float Level: 13/16"

Float Drop: 1-9/32"

Pump Rod: 1-9/32"

Vacuum Break: .080"

Choke Rod: .150"

Choke Unloader: .215"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043111

Float Level: 19/32"

Float Drop: 1-9/32"

Pump Rod: 1-1/2"

Vacuum Break: .140"

Choke Rod: .200"

Choke Unloader: .250"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043112

Float Level: 19/32"

Float Drop: 1-9/32"

Pump Rod: 1-7/16"

Vacuum Break: .130"

Choke Rod: .245"

Choke Unloader: .325"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043113

Float Level: 19/32"

Float Drop: 1-9/32"

Pump Rod: 1-1/2"

Vacuum Break: .140"

Choke Rod: .200"

Choke Unloader: .250"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043114

Float Level: 19/32"

Float Drop: 1-9/32"

Pump Rod: 1-7/16"

Vacuum Break: .130"

Choke Rod: .245"

Choke Unloader: .325"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043118

Float Level: 19/32"

Float Drop: 1-9/32"

Pump Rod: 1-7/16"

Vacuum Break: .130"

Choke Rod: .245"

Choke Unloader: .325"

Fast Idle Speed: 1,600 RPM

Carburetor #: 7043120

Float Level: 13/16"

Float Drop: 1-9/32"

Pump Rod: 1-9/32"

Vacuum Break: .080"

Choke Rod: .150"

Choke Unloader: .215"

Fast Idle Speed: 1,600 RPM

Rochester 4MC & 4MV:

Carburetor #: 7043200

Float Level: 1/4"

Pump Rod:

Hole: Inner

Adjustment: 13/32"

Fast Idle, Bench: 2 Turns

Choke Rod: .430"

Vacuum Break: .250"

Choke Unloader: .450"

Air Valve Lockout: .015"

Air Valve Spring Wind-Up: 11/16"

Carburetor #: 7043201

Float Level: 1/4"

Hole: Inner

Adjustment: 13/32"

Fast Idle, Bench: 2 Turns

Choke Rod: .430"

Vacuum Break: .250"

Choke Unloader: .450"

Air Valve Lockout: .015"

Air Valve Spring Wind-Up: 11/16"

Carburetor #: 7043202

Float Level: 1/4"

Hole: Inner

Adjustment: 13/32"

Fast Idle, Bench: 2 Turns

Choke Rod: .430"

Vacuum Break: .250"

Choke Unloader: .450"

Air Valve Lockout: .015"

Air Valve Spring Wind-Up: 1/2"

Carburetor #: 7043203

Float Level: 1/4"

Hole: Inner

Adjustment: 13/32"

Fast Idle, Bench: 2 Turns

Choke Rod: .430"

Vacuum Break: .250"

Choke Unloader: .450"

Air Valve Lockout: .015"

Air Valve Spring Wind-Up: 1/2"

Carburetor #: 7043212

Float Level: 1/4"

Hole: Inner

Adjustment: 13/32"

Fast Idle, Bench: 2 Turns

Choke Rod: .430"

Vacuum Break: .215"

Choke Unloader: .450"

Air Valve Lockout: .015"

Air Valve Spring Wind-Up: 3/4"

Carburetor #: 7043213

Float Level: 1/4"

Hole: Inner

Adjustment: 13/32"

Fast Idle, Bench: 2 Turns

Choke Rod: .430"

Vacuum Break: .215"

Choke Unloader: .450"

Air Valve Lockout: .015"

Air Valve Spring Wind-Up: 3/4"

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