Are stock L98 exaust manifolds square port?
Joined: Jul 1999
Posts: 10,950
Likes: 26
From: Orange, SoCal
Car: 1990 Pontiac Trans Am
Engine: 355 TPI siamesed runners
Transmission: Tremec T56
Axle/Gears: 12-Bolt 3.73
See for yourself. Thats a TPI on top and a TBI on the bottom.
EDIT: Crap, the files are too big for here... Email me and I'll send them to you.
EDIT: Crap, the files are too big for here... Email me and I'll send them to you.
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transaero
Engine/Drivetrain/Suspension Parts for Sale
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Aug 31, 2015 01:14 AM