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torque wrench Not with a torque wrench ! Obtain your proper specs (clearance and sequence at TDC for each corresponding valve) set the valves using the specs obtained and the proper thickness gauge .Tighten each rocker to valve clearance until you have a slight drag on your gauge between the rocker and valve.
no
The 1985 Chevrolet Corvette rocker arms will have an adjustment screw on top of each rocker arm. Turning the adjustment screw will change the height of the rocker arm.
You torque the rocker arm bolt down and that's it, no adjustment.
there is no adjustment
The rocker arm torque specifications, for your 1990 4.3 liter Chevrolet engine, is 15 pounds per square inch. The rocker arm should be torqued in five pound intervals.
Something is broken, bent, collapsed, or out of adjustment.
what are the torque specs on a 3.4 s.f.i
By removing the valve cover from the engine, then removing the rocker nut on the bad rocker. Refer to a technical manual for torque specifications, as this must be properly torqued!!!
The 1997 Pontiac Transport 3400 rocker arm torque specifications are 18 pounds. The rocker arm should be torqued in six pound intervals.
There is no adjustment- the engine has hydraulic valve lifters.
ThereÊis a good chance that somethingÊisÊgoing on internally with the engine. It is best to have a mechanic perform a diagnostic to determine if the rocker does in fact need to be replaced.
Worn or bent push rods or worn rocker arms. Incorrect adjustment procedure. depending on what type of lifters some of them have to be pumped up manually .Worn or bent push rods or worn rocker arms. Incorrect adjustment procedure. depending on what type of lifters some of them have to be pumped up manually .
According to most Oldmobile torque specs, the correct torque for rocker arm bolts is 25 ft-lbs.