Quote:
Originally Posted by johnjzjz
a push rod checker is for next to stock settings and most are china made so JUNK -- you may want to do it this way - take out the plugs so motor turns over easer than with, rotate it in direction of rotation to TDC #1 - \ the # 1 cylinder timing marks are right their - you will need a 1 inch travel dial indicator with a magnet bottom - alloy heads you need to hold dial stem somehow -- place it so the dials pointer is as straight as possible to the valve stem and have the pointer stop on the valve spring retainer -- the idea is you want to follow the valve up and down - intake and exhaust -- you will need to do both -- set the dial at zero now turn the motor in normal rotation direction and watch the counter on the dial lets say its 4 1/2 turns around / or .450 thousands is the max cam valve lift - now back the motor up reverse direction 2 1/4 turns or .225 ( the idea is to be in the center of the cam - valve lift ) i know the chain might be loose its not going to be perfect but don't measure the slop distance into the mix -- so you can achieve 1/2 lift only -- the correct push rod length is center of valve stem to center of rocker tip @ 1/2 what ever the cam lobe lift at the rocker is ---- you want the rocker arm tip in the center of the valve tip @ 1/2 cam lift - if it really favors the inside ( twards the intake manifold ) the valve to tip center -- the push rod is to short -- outside ( twards the exhaust manifold ) its to long the push rod -- in the end to see what size you do need you will need an adjustable pushrod and checker springs to determine the difference in length pushrods come in -- pushrods come in plus or minus .050 STD lengths -- its not hard and i hope i explained it so you get how to do it -- jz
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lol that sounds difficult. i tried the pushrod length checker. i own it. the problem is that the rocker arms adjust so its so hard to find. i guess i'll just give the stock rockers a try. thanks guys