LT1-LT4 Modifications 1993-97 Gen II Small Block V8

compression question???

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Old May 1, 2008 | 11:57 PM
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lookin at a set of +5.00CC SRP forged pistons {PN 138085} a friend of mine has for my lt1. they are +.030 on the overbore. standard deck height, 5.7" rods. 3.48 stroke. stock 95 lt1 heads just cleaned up. head gasket is felpro 1074.

what kinda compression will i be running with these pistons before i buy them. this will be a pump gas street car with a lil track time... thanks
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Old May 2, 2008 | 06:34 AM
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anyone??????
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Old May 2, 2008 | 07:16 AM
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Figure it out your self with this on-line calculator.

WD

http://www.csgnetwork.com/compcalc.html
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Old May 2, 2008 | 07:40 AM
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ok for a 1074 felpro headgasket whats the compressed thickness?? well something not right cause i got 13.8 compression with a 54cc head..

reckon i figured i could get some help from someone more experienced than figure it out yourself. thanks though
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Old May 2, 2008 | 08:28 AM
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The fel pro is .039 thick compressed,4.125 bore.
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Old May 2, 2008 | 08:39 AM
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Originally Posted by WS Sick
The fel pro is .039 thick compressed,4.125 bore.

thank you sir... came up with 11.2... sounds much better
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