STANDARDProvides increased torque & horsepower.
Camshaft Specifications:
Shaft diameter: 7/8"
Bearing diameter: 1.560"
Block bore diameter: 1.561"
Bearing clearance: (MAX.) .003"
Bearing length: Front, 1-3/4"; Center, 2"; Rear, 1"; 4th (1928), 7/8"
Lift of cam: .300"
Duration: 200 º
Lobe center angle: 113-1/2º
End play spring tension: Approximately 35 pounds
Timing gear mounting flange: 2-5/16" diameter, 5/16" thick
Camshaft material: Special Ford carbon manganese
steel
Cam shaft gear: Bakelized material
Number of gear teeth: 50
Camshaft gear type: Spiral teeth
Gear backlash: .003" to .005"
Gear rotation speed: 1/2 of crankshaft
Camshaft straightness: .0005" to .001"
Variation in eccentricity of pitch diameter of gear teeth: .0015"
Variation in maintaining center distance of mating gears: +/- .001"
Gear tolerances in regular spacing of teeth: 0.0"
| Make | Model | Years |
| Ford | Model A | 1928 - 1931 |
