Spark Plug Make: Champion 870
Spark Plug Gap, Inch: .035
Firing Order: 15486372 (from front to rear: Right 1-2-3-4; left 5-6-7-8
Ignition Timing: Groove on Pulley; wide mark is TDC and each smaller mark is 2,4,6,8,10° d before TDC Set timing at 3° BTDC on cars with manual trans. and 6 d BTDC on Fordomatic cars.
Engine Idle Speed, RPM: Manual shift trans. 475; automatic shift trans. 450
Compression Pressure & Cranking Speed: 130 Min.
Cam Angle, degrees: 28
Breaker Gap, Inch: .014-.016
Condenser Capacity: .21-.25 Mfds.
Breaker Arm Spring Tension: 17-20 Oz.
Distributor Vacuum Advance Data:
Centrifugal Advance:
Part No. FAE-12127A:
Degrees advance at 300 RPM: 0, Inches vacuum: .15
Degrees advance at 500 RPM: 1-1/2 - 2-1/2; Inches vacuum: .40
Degrees advance at 1000 RPM: 9-1/2 - 10-1/2, Inches vacuum: 1.58
Degrees advance at 1500 RPM: 12-3/4 - 14, Inches vacuum: 3.13
Degrees advance at 2000 RPM: 15-1/4 - 16-1/2, Inches vacuum: 4.6
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