3208 INDUSTRAIL AND MARINE ENGINES
DISASSEMBLY AND ASSEMLBLY
INSTALL CAMSHAFT AND GEARS
12-1210 & 1212
Put clean engine oil on the camshaft lobes and
journals. Install camshaft (1) and the gears as
a unit. Make sure the timing marks on the
crankshaft gear and camshaft gear are in
Install the thrust pin. Tighten the pin to a
torque of 35 ± 5 lb. ft. (4.8 ± 0.7 mkg).
drive adapter shaft (2). Tighten the shaft to a
torque of 80 ± 5 lb. ft. (11.1 ± 0.7 mkg).
NOTE: See Step 2 and NOTE on Pages 13 and 16 for
After valve lifters and timing gear cover have
been installed, check the timing as follows:
Remove timing pin (A).
Turn the crankshaft clockwise as seen from
the front of the engine approximately 1/2
turn. Install timing pin (A) again.
While turning the crankshaft clockwise,
push on timing pin (A) until it slides into the
groove (slot) in the fuel injection pump
Remove the plug from the timing hole in
the front cover and install a 5/16"-18 NC
bolt (4) 2 1/2 in. long. The cover bolt from
hole (5) can be used. Turn the crankshaft
clockwise until bolt (4) can be installed into
the timing gear and is in the center of the
timing hole. The camshaft for the fuel
injection pump is now in correct time with
Remove the bolt and install the plug.
Remove timing pin (A) and install the plug.