PONTIAC POWER RULES ! ! !


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Setting Valve Lash for Hyd. Lifters.




Number 1 piston at Top Dead Center (TDC) on compression stroke.
Adjust intake valve on #2 and #7;exhaust valves #4 and #8.

Rotate crankshaft 180 degrees clockwise and adjust intake valve on #1 and #8;
exhaust valves #3 and #6.

Rotate crankshaft 180 degrees again (TDC) and adjust intake valves #3 and #4;
exhaust valves #5 and #7.

Rotate crankshaft again 180 degrees and adjust intake valves #5 and #6;
exhaust valves #1 and #2. 

Use 7/16 studs with polylocks (locking nuts with a setscrew),turn down
adjuster nut slowly while spinning pushrod back and forth with other hand until
all play is removed WITHOUT pushing lifter cup down into body.You should
JUST feel the pushrod get hard to spin.Then turn an additional 1/2-1 full
turn and lock it.