LT1 Based Engine Tech 1993-1997 LT1/LT4 Engine Related

vavletrain is getting louder?

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Old Mar 11, 2005 | 01:56 AM
  #1  
crAzy95z28's Avatar
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vavletrain is getting louder?

well ive notice that my vavletrain/rockers are actually kind aloud now...ive had them for a while!

but is this normal or what? i can just hear them roll and have that slight ticking noise to them....


any clues?

Randy
Old Mar 11, 2005 | 07:12 AM
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Re: vavletrain is getting louder?

When was the last time you changed the oil? Have you checked the oil lately? Try changing it that might help. It's helped me with cars in the past..
Old Mar 11, 2005 | 12:16 PM
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Talking Re: vavletrain is getting louder?

Don't get to scared my car has the same tick. Maybe it's just the roller rockers? Not exactly sure but the LT1 just seem a bit noisy in the top end from what I hear.......just my .02 cents.

http://www.cardomain.com/memberpage/667200
Old Mar 11, 2005 | 12:22 PM
  #4  
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Re: vavletrain is getting louder?

did an oil change bout 3 weeks ago....

i might go royal purple this time, instead of mobil 1 5w
Old Mar 11, 2005 | 03:25 PM
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Re: vavletrain is getting louder?

5W?!?! If that car has anything over 50,000 miles it is always a good idea to switch to a 10W-40. My Old S-10 did that and i used 20W50 kendal and it never did it again. I think you are using too thin of oil.
Old Mar 11, 2005 | 03:44 PM
  #6  
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Re: vavletrain is getting louder?

Apparently you have Non SA RRS (which should be a little quieter than the SA RRs, but nevertheless, RRs are more noisey than stockers.

I have the same cam and SA RRs. Last week, after only 800 miles on a new block, I had 2 of the RRs come off the valve stems: one of them knocked the keepers out which caused the valve to drop into the hole.

Not all sure what happend. My springs are probably marginal for the 552 lift on the exhaust, but my guess is that most of the problem is the mechanic not adjusting and tightening the RRs correctly. I just don't know.

I'm scared about sticking with the SA RRs, but I paid big money for those suckers and hope that they can be made to do the job with the right adjustments and larger springs.

So...ticking is normal, but if you believe that the noise is getting much louder, it wouldn't hurt to check the valve train, lest you wind up blowing a bunch of money because you sucked a valve. JMHO

BTW, does anyone think I should have a problem with my SA RRs if they are adjusted and locked down correctly? I would love to have a little piece of mind once in awhile.
Old Mar 11, 2005 | 06:35 PM
  #7  
crAzy95z28's Avatar
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Re: vavletrain is getting louder?

sorry i do use 10w, i get those things mixed up even though i work at a oil change place lol....

umm actually these are the true roller rocker LT4 ones..you just tighten then down to a certian spec....

Randy
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