5.3 turbo build ring gap

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Oct 4, 2009 | 04:17 PM

MUSTANGBRKR02

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5.3 turbo build ring gap

Going with stock 5.3l dished pistons for now. What should ring gap be for 12+ lbs. of boost i have read so many contradicting things, but i am leaning towards .026 for top and .032 for the bottom.

Any thoughts?

Stock is .009 top and .017 second

Last edited by MUSTANGBRKR02; Oct 6, 2009 at 03:42 PM.

Oct 5, 2009 | 07:40 AM

pwrtrip75

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What are they stock? Mine has a stock bottom end and I run 15psi + a 50hp shot of spray. 3 years running strong.

Oct 5, 2009 | 07:52 AM

JAX04

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From: Indy

Quote:

Originally Posted by pwrtrip75

What are they stock? Mine has a stock bottom end and I run 15psi + a 50hp shot of spray. 3 years running strong.

Stock rods, pistons, and everything? 15psi and a 50 shot. thats awesome man.

Oct 5, 2009 | 08:29 PM

MUSTANGBRKR02

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Quote:

Originally Posted by pwrtrip75

What are they stock? Mine has a stock bottom end and I run 15psi + a 50hp shot of spray. 3 years running strong.

I can't seem to find it now. I will look it up tomorrow at work.

What does your WOT AFR look like? Are these drivers or track cars?

Oct 5, 2009 | 08:52 PM

extremetoy

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From: pleasanton ca

does anyone make a forged piston for a 5.3l?

Oct 6, 2009 | 03:23 PM

MUSTANGBRKR02

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I believe Wiseco.

Oct 6, 2009 | 07:28 PM

pwrtrip75

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Quote:

Originally Posted by MUSTANGBRKR02

I can't seem to find it now. I will look it up tomorrow at work.

What does your WOT AFR look like? Are these drivers or track cars?

11.4-11.6:1 AFRs, Street car driven all over and raced on the weekends.

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5.3 turbo build ring gap

5.3 turbo build ring gap

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