Spark Plug Make: Champion H10
Spark Plug Gap, Inch: .030
Firing Order: 15486372 (from front to rear: Right 1-2-3-4; left 5-6-7-8
Ignition Timing: Groove on Pulley
Engine Idle Speed, RPM: Manual shift trans. 475; automatic shift trans. 450
Compression Pressure & Cranking Speed: 125 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. 7RA-12127C:
Degrees advance at 500 RPM: 1-1/4 - 2-1/4, Inches vacuum: .40
Degrees advance at 1000 RPM: 4-1/4 - 5-1/4, Inches vacuum: 1.7
Degrees advance at 1500 RPM: 6-1/4 - 7-1/4, Inches vacuum: 2.8
Degrees advance at 2000 RPM: 7-1/2 - 8-1/2, Inches vacuum: 3.7
Part No. 8BA-12127, 0BA-12127:
Degrees advance at 500 RPM: 0 - 1, Inches vacuum: .30
Degrees advance at 1000 RPM: 5.2 - 6.2, Inches vacuum: 1.32
Degrees advance at 1500 RPM: 8-3/4 - 10, Inches vacuum: 2.85
Degrees advance at 2000 RPM: 10 - 11-1/4, Inches vacuum: 3.7
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