lt1 valve size

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May 10, 2005 | 10:15 AM

irishz28

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Joined: Oct 2002

Posts: 269

From: central NJ

lt1 valve size

what is the bigest size valve that i should use in stock lt1 heads?

May 10, 2005 | 10:19 AM

SoloExceptional

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Joined: Jan 2004

Posts: 358

From: Texas

Re: lt1 valve size

2.02/1.60? I believe is what it is or 2.2/1.6 I can't remember what someone told me. Yes, I know big difference, so I'm hoping someone will correct me if I'm wrong.

May 10, 2005 | 12:35 PM

sssalah

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Joined: Nov 2001

Posts: 1,152

From: Bahrain

Re: lt1 valve size

I think the largest you can go safely with stock seats is 2.00 and 1.56. With larger seats 2.02 and 1.6.

May 10, 2005 | 12:36 PM

SStrokerAce

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Joined: Oct 2002

Posts: 6,518

Re: lt1 valve size

A 2.05 on the intakes with new seats in the heads.... 2.0" on stock seats.

Bret

May 10, 2005 | 02:34 PM

wlz28

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Joined: Sep 2004

Posts: 114

Re: lt1 valve size

what happens if you go to 2.02, 1.60 valves with the stock seats?

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