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

What the difference between new and old rockers?

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Old Sep 29, 2004 | 10:31 AM
  #1  
CColtManM's Avatar
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What the difference between new and old rockers?

Why wouldn't these work on a 97 Camaro?

http://cgi.ebay.com/ebaymotors/ws/eB...MakeTrack=true
Old Sep 29, 2004 | 10:51 AM
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Re: What the difference between new and old rockers?

Originally Posted by CColtManM
Why wouldn't these work on a 97 Camaro?

http://cgi.ebay.com/ebaymotors/ws/eB...MakeTrack=true
They very well might, but IMO it's not really worth it to go to just a roller tipped rocker. Not much benefit there.
Old Sep 29, 2004 | 10:56 AM
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Re: What the difference between new and old rockers?

Not much gain from just a roller tip as rob said. It also looks as those are NSA from the pics (didnt see for sure in the text). If thats the case, you will need guideplates and hardened pushrods too.
Old Sep 29, 2004 | 11:01 AM
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Re: What the difference between new and old rockers?

Originally Posted by atljar
Not much gain from just a roller tip as rob said. It also looks as those are NSA from the pics (didnt see for sure in the text). If thats the case, you will need guideplates and hardened pushrods too.
Aren't any rockers with the ball washer/cup design considered self-aligning? It's just like the stock ones.
Old Sep 29, 2004 | 11:08 AM
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Re: What the difference between new and old rockers?

Interesting thought. I looked immediately at the tip and there wasnt a groove cut for the valves to ride on. The stockers have the little stamped lips at least to keep it centered on the valve. I would think that the rocker would rotate on the rocker stud without something on the valve stem end, regaurdless of if its a ball washer/cup design or a jamnut type design. I dont have a answer either way, just thinking out loud to you.
Old Sep 29, 2004 | 11:25 AM
  #6  
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Re: What the difference between new and old rockers?

1418-16 is the part number for our cars.

Looks like those are 1416-16.

I've heard good things about them. They are relatively quiet, and produce nice gains from the added lift and roller tip.

Dan
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