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Old 11-16-2012, 08:42 PM
cdminter59 cdminter59 is offline
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Quote:
Originally Posted by 95chevy406 View Post
Got it all torn down.it is a 2 bolt block.stock crank turned .010 on rods and mains.pistons and rods all look good and pins move freely..main bearings have alittle grooving and one rod bearing lock was ground off.the kotor also had low oil pressure at idle after warmed up.less then 5 psi.still not sure what the rapping noise was.
Check the rod that the bearing lock was wore off, look at the crank journal where that bearing fit also to see if it spun any. Like was said the crank and rods need to go to the machine shop to be measured.
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