C4 Tech/Performance L98 Corvette and LT1 Corvette Technical Info, Internal Engine, External Engine

LT1 Valves

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Old Jun 25, 2002 | 05:25 PM
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Default LT1 Valves

Does anyone know the valve sizes on the stock LT1 heads?
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Old Jun 25, 2002 | 05:39 PM
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Default Re: LT1 Valves (STL94LT1)

Someone correct me if I am wrong but I am almost positive they are
1.94/1.54's.

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Old Jun 25, 2002 | 05:42 PM
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Default Re: LT1 Valves (STL94LT1)

Thank you James, now get back to work. lol
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Old Jun 25, 2002 | 05:48 PM
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Default Re: LT1 Valves (STL94LT1)

Thank you James, now get back to work. lol
:lol: :lol: :lol: You got it!

The exhaust might be 1.52 I can't remember exactly but I do know
2.0 and 1.56 is the biggest you can fit it the head.

What are ya thinking about going with?
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Old Jun 25, 2002 | 05:58 PM
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Default Re: LT1 Valves (James94LT1)

What are ya thinking about going with?
I really don't know what I am going with yet, I just want to know where I am starting.

A racing friend at work reffered me to a guy in St. Charles (Ron's Porting)and said that this guy has done alot of Winston cup cars and is the best in the world (I know the guy exaggerates alot). So ,I guess I will at least go talk to the guy next week.

I may even end up with AFR's.
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Old Jun 25, 2002 | 06:05 PM
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Default Re: LT1 Valves (STL94LT1)

I think I've heard of that guy from some guys I know that had some
mustang heads done by him. I'm going with LT4 heads/Intake. Can't
wait to get it all back together! I looked at AFRS too.
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Old Jun 25, 2002 | 06:14 PM
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Default Re: LT1 Valves (James94LT1)

I'm going with LT4 heads/Intake. Can't
wait to get it all back together!
Let me know when you get rolling again and are going to run at Gateway, I will meet you over there.

I'm headed to Gateway Friday to see the big boys run. I can't imagine a 320 mph quarter mile.
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Old Jun 25, 2002 | 06:27 PM
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Default Re: LT1 Valves (STL94LT1)

:cool: I will for sure. Yeah those big boys really scoot!
It will be August or so before I get her all back together and
ready to rip again!
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