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From: Good health is merely the slowest possible rate at which one can die
St. Jude Donor '04-'05-'06-'07
Originally Posted by 65coop
What Roller Rockers seem to be the best?
I'm looking at a set of Proform's for the center bolt valve covers at around $200.00 - Any feedback?
Complete junk, stay away from them. I saw a set fall apart in just a few thousand miles. Good ones are Comp Cam Pro Magnums, Crane Golds, etc. Don't scrimp here.
"Is this what I'm looking for?"
It is if you have a motor with self aligning rockers , generally the roller cam motors,post '87.
Different part no for earlier motors.
Other eBay vendors have Pro Magnums as low as $260.00
It is if you have a motor with self aligning rockers , generally the roller cam motors,post '87.
Different part no for earlier motors.
Other eBay vendors have Pro Magnums as low as $260.00
The car is a '90 with the L98 motor - Does the '90 have self aligning rockers?
Yes the L98s from '88 through '91 with the #113 Al heads had self aligning rockers.
Indeed you can get the non self aligning ProMagnums for around $260. I think that hardened push rods and guide plates will run <$100.
If you plan to rev your L98 into the region where you can really use 1.6:1 RRs you should install better valve springs and new keepers. Also, toss the tin oil shedders that are atop your stock springs to lighten up the valve train a little.
Since you have aftermarket valve covers I can't say if you will need to do any machining on them to clear the RRs.
I got the crane golds because they came with a hotcam kit I purchased. If I was going to buy a set again, I would go with the pro mags. I put a set of those in a friends chevelle and they are nice pieces.
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