leak down results 2nd motor

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02-17-2009 | 05:28 PM

#11

KAAMA

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Joined: Oct 2000

Posts: 4,541

Likes: 107

From: Western Michigan

Quote:

Originally Posted by Griff

I would not reuse the lifters with that many hours on them. A broken lifter can trash the entire engine. If you go to a larger cam, I don't think you'll be able to use the GM roller lifters anyway.

Yeah to what Griff said! Start/Rebuild with new lifters!

02-17-2009 | 05:53 PM

#12

rssteiny

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Joined: Jul 2002

Posts: 2,233

Likes: 1

From: pa

Quote:

Originally Posted by Griff

I would not reuse the lifters with that many hours on them. A broken lifter can trash the entire engine. If you go to a larger cam, I don't think you'll be able to use the GM roller lifters anyway.

OK thanks again griff, i will replace cams, lifters, chains & gears, heads i will cut, new valves, springs ,guides ,locks retainers, seals and all new gaskets. what about my gold crane rockers ??? and push rods.

02-18-2009 | 12:48 AM

#13

Griff

Charter Member # 55

Joined: Oct 2000

Posts: 20,241

Likes: 2,490

From: Omaha/LOTO

I would probably reuse the rockers after inspecting them very well. They shouldn't have any lubrication issues with the way the engines were maintained. Also, the risk is not nearly as high if a rocker goes bad compared to a lifter.