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rocker adjusters and pushrod ends #790629
09/02/10 07:35 AM
09/02/10 07:35 AM
Joined: Jul 2008
Posts: 16
UK
U
UKDART Offline OP
member
UKDART  Offline OP
member
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Joined: Jul 2008
Posts: 16
UK
I am runnin a solid cam with Crane Gold rockers which have a 5/16 adjuster balls and howards EDM lifters. Engine is RB stroker Indy heads.The adjusters and pushrod cup have started to wear away and the lifter ends also has signs of wear ,engine has approx. 20 runs. The pushrods are 3/8 diameter with 3/8 cup and ball they were supplied with the Indy heads and I had them cut to correct lenght.There are no oiling issues or signs of heat build up. Would this have been caused by using the 3/8 ended push rod and do I need to use 5/16 ends?

Re: rocker adjusters and pushrod ends [Re: UKDART] #790630
09/02/10 08:19 AM
09/02/10 08:19 AM
Joined: Jul 2010
Posts: 2,091
Delray beach, Florida
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Performance Only Offline
top fuel
Performance Only  Offline
top fuel
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Joined: Jul 2010
Posts: 2,091
Delray beach, Florida
yes, toss those Indy pushrods and get some with the correct radius ball and cup. the 3/8 cup is sliding around on the 5/16 adjuster.


machine shop owner and engine builder
Re: rocker adjusters and pushrod ends [Re: Performance Only] #790631
09/02/10 09:12 AM
09/02/10 09:12 AM
Joined: Jan 2003
Posts: 4,050
Shelby Twp. Mi
HardcoreB Offline
master
HardcoreB  Offline
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Joined: Jan 2003
Posts: 4,050
Shelby Twp. Mi
Quote:

yes, toss those Indy pushrods and get some with the correct radius ball and cup...



I agree. Before you add any more churned metal into the crankcase. Search this forum, this problem is not unique to you. You will probably discover that the adjuster is soft once you change to a better pushrod. Don't ask me how I know.

Re: rocker adjusters and pushrod ends [Re: UKDART] #790632
09/02/10 12:28 PM
09/02/10 12:28 PM
Joined: Nov 2003
Posts: 377
NW Indiana USA
727specialist Offline
enthusiast
727specialist  Offline
enthusiast

Joined: Nov 2003
Posts: 377
NW Indiana USA
I had that same problem with a mopar perf cam.
Time to call smith brothers.







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