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i have an 87 chevy pickup.....and i have a 350 small block....sounds like lifter but im not sure only makes the sound when under preasure doesnt do it when i rev up in nuetrul or park. only drive and reverse if it is lifter how do i find out which one it is please help
you might have a lobe wore off of the cam. see if all of the valves are moving all the way up and down.:HMMM:Quote:
Originally posted by rockster450
i have an 87 chevy pickup.....and i have a 350 small block....sounds like lifter but im not sure only makes the sound when under preasure doesnt do it when i rev up in nuetrul or park. only drive and reverse if it is lifter how do i find out which one it is please help
Denny, I like your idea with the long screwdriver, but I personally like to use a piece of wooden broomstick handle or wooden dowel rod. JMHO.:)Quote:
Originally posted by DennyW
:) A quick check is easy. You need someone to sit in the truck, hold the brake of course, and you take a long screw driver, put the handle to your ear, and the blade over the top of the rocker location on each cylinder, have him, or her put a load on the engine in gear, and you listen until you hear which one it is.:)
a piece of heater hose will do in a pinch. :DQuote:
Originally posted by DennyW
Well, I have what you mentioned in my tool box. Hard wood, transfers the sound almost like Stereo, hahaha. In a pinch, and long screw driver will get the job done. Hahaha :)
mine run off batteries. **)Quote:
Originally posted by DennyW
:) Heck, even your long 3/8" extension. I used my pry bar a lot also. Just about anything you can stick to your ear, hahaha. :LOL:
Probally loose tourqe converter bolts or cracked flywheel/flexplate.