Trick Flow Super 23 heads
02-21-2012, 09:29 PM
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Car: 1989 Firebird Formula WS6
Engine: LSX 347
Transmission: T56
Axle/Gears: 3.45 b&w 9 bolt
Trick Flow Super 23 heads
Hey everyone im new here on third gen, and have a question about Trick Flows Super 23 cylinder heads. Will the ports on my stock bottom plenum match those on these heads? I have an 89 305 tpi 5speed car. Thank yall very much.
02-28-2012, 12:26 PM
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Car: 91 SLP GTA
Engine: Five Seven
Transmission: T56
Axle/Gears: 3.42
Re: Trick Flow Super 23 heads
I run the Trickflow 195 CNC heads. You need to get the ones made for the 87 and up cars with centerbolt valve covers and the 72* angle middle intake manifold bolts. Otherwise, you would need to change your lower intake manifold base or elongate the middle holes.
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