ENGINE TUNE-UP SPECIFICATIONS

TM 10-3930-644-14&P

18. Gear Train Helical gears (3) crank gear, cam

C. ENGINE TUNE-UP SPECIFICATIONS

gear and fan drive gear.

Timing

O-Deg. T.D.C. (STATIC)

19. Governor (Type I) Centrifugal actuated, surge

or up to 500 RPM

compensated, weight type driven by drive plate

Valve Lash

and pin from the gear train. The range of

Intake Operating Temperature .......................012"

governor action is indicated by the differential

Exhaust Operating Temperature ....................020"

between RPM under no load and RPM under-

Distributor Settings ............. .......................... F163

load.

Point Gap .....................

.020"

Dwell ............................

66-72

20. Governor (Type II) Cam gear type governor.

Firing Order ............................

1-3-4-2

Balls in driver assembly are forced outward by

Plug Gap ...............................

.025"

centrifugal force against race assembly.

Low Idle ................................

400-600 RPM

Tension of governor spring is counteracted by

High Idle ................................

2400 +50 RPM

this force against race assembly bearing on

Compression ..................10 p.s.i. max. variance @

governor

lever.

Governor

surge

150 RPM (Engine Cranking Speed)

compensated.

Oil Pressure, 180 ................. 7 p.s.i @ 450-

500 RPM - Min.

30-40 p.s.i. 2400 RPM - Max.

Oil Capacity

................... Oil Change, w/o filter -

4 qts.

Oil Change, w/filter-

4 1/2 qts.

M-104-1

2-3