Adding Tpi To Older Small Block
Supreme Member
Joined: Sep 1999
Posts: 3,197
Likes: 10
From: Manassas VA
Car: 04 GTO
Engine: LS1
Transmission: M12 T56
Yes, it's just an intake manifold. The only catch is, in 1987 GM changed the angle on the center 4 bolt holes so if you want to bolt an 86-up manifolds to early heads you need to slot the holes a little to let the bolts go through right.
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