1987 GTA QUESTION!!!???
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1987 GTA QUESTION!!!???
i have a 87 GTA but i dont know if it is equipt with cast iron head or aluminum heads and also my differential has the limited slip tag on it but i dont know if it is the Borg-Warner axel??? =O
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From: MA
Car: '87 IROC/'68 SS
Engine: 5.7L/350
Transmission: 700R4/Muncie 4-spd
Axle/Gears: 3.27 9 bolt / 3.31 12 bolt
Re: 1987 GTA QUESTION!!!???
The heads are iron unless they have been changed. Only the Vette got the aluminum ones. The 9 bolt B/W axle has a big rubber plug in the cover. If it's not there, it's a corporate 10 bolt.
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