Adjusting Valves on GMC 5.7 Vortec Engine
stretch2
01-31-2004, 10:05 PM
I am rebuilding the engine on a 99 GMC Sierra 5.7 Vortec Engine. Need information on adjusting the valves. Cannot get any information anywhere. Please help if anyone has any info.
Stretch
Stretch
roadtrip120
02-15-2004, 10:48 AM
NOt sure but
with zero lash on the pushrod, go 1/4-3/4 turn
after start up make sure none are to loose and making noise, you can adjusts them while the motor is running, small mess but not bad
with zero lash on the pushrod, go 1/4-3/4 turn
after start up make sure none are to loose and making noise, you can adjusts them while the motor is running, small mess but not bad
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