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FE Power Forums => FE Technical Forum => Topic started by: bn69stang on October 24, 2013, 07:15:26 PM

Title: Spring pressure
Post by: bn69stang on October 24, 2013, 07:15:26 PM

How does 130 lbs seat and 340 lbs open on a comp cams extreme energy 274 sound , open to any replies guy s .

Title: Re: Spring pressure
Post by: rockhouse66 on October 25, 2013, 06:56:47 AM

Comp's recommended spring is the 924-16 rated 112 @ 1.900 and 355 @ 1.200 so yours are in the ballpark depending on installed height.  Should be OK IMO.

Title: Re: Spring pressure
Post by: jayb on October 25, 2013, 07:22:31 AM

I agree, those springs should be no problem.  If they are duals, take out the inner spring for cam break-in, though...

Title: Re: Spring pressure
Post by: bn69stang on October 25, 2013, 03:07:22 PM

Good deal then thanks for the feed back , i will double check it all when it goes together thanks  Bud ..

Title: Re: Spring pressure
Post by: manofmerc on November 04, 2013, 05:53:36 AM

On my edelbrock headed 427 I am at 145 closed and 380 open .This is lunatis 73121 springs and a lunati solid flat tappet camshaft Your spring pressures should be fine .I run the same spring on my 460 powered dragcar with no issues there either .Doug 8)

Title: Re: Spring pressure
Post by: bn69stang on November 11, 2013, 07:00:22 PM

Thanks guy s for the feed back , doing my homework on comps lifter s and lunati s .. Bud