LS1 or LT1 into 87 firebird

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Aug 2, 2004 | 10:40 PM

87_formula

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Teching In

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From: davis, illinois

LT1 parts swap into 87 formula....need help

i have an 87 formula with the 350 TPI and the engine recently seized up and ive been lookin to replace that engine with an LT1. i have found a 95 firebird and i want to purchase it as a parts car for my beloved 87 but i wasnt sure if some of the parts were compatible. i was just wonderin if any of you knew if the 95 rear end, seats, and tires and stuff would fit on my 87. please reply if u know anything

Aug 2, 2004 | 11:01 PM

Kevin Hall

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Joined: May 2004

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From: SK, Canada

Quote:

Originally Posted by 87_formula

The rear end is wider to allow to larger wheel offset. If you're planning to use the wheels and tires, this is good. HOwever, the fronts will need a 2" spacer. The seats are a direct replacement.

Aug 3, 2004 | 10:54 PM

87_formula

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From: davis, illinois

LS1 into 87 firebird

will an LS1 swap right into an 87 formula or will other things need to be changed along with the engine?

Aug 3, 2004 | 11:54 PM

Vendetta

TECH Senior Member

Joined: Jun 2003

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From: NYC metro area

You'll have to change quite a bit. I believe the front suspension will have to be modified. This post would do better in the hybrid section than the LT1 section...

Aug 4, 2004 | 02:16 AM

transamshh

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From: Baton Rouge

Checkout these website's, between the two of them you will find everything you need to make a LS1 swap into a third-gen.

www.hawksthirdgenparts.com
www.thirdgenresource.com

Aug 4, 2004 | 09:03 AM

Speartech

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From: Anderson, Indiana

Here's a better play by play install into our 91 Z28.

http://www.speartech.com/coproj-1991ls1.html

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91 Z28 LS2 408CI, LS9 Supercharger, LPE GT7 cam, Yank3000, 3450 raceweight.
Latest numbers: 9.71 ET, 141.42 MPH, 1.40 60' , 610 RWHP Mustang Dyno

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