Porting TPI bases
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Joined: Jul 2006
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From: Concord, Ohio
Car: 1986 Iroc Z 28
Engine: 383
Transmission: 4L60
Axle/Gears: 3.73
Porting TPI bases
Does anybody know of a shop that stills ports TPI bases? Hi Flow Fuel Injection used to but he doesnt do it anymore.
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From: Temecula, CA
Car: 1989 Pontiac Formula 350
Engine: L98
Transmission: 700R4
Axle/Gears: BorgWarner 3.27 Posi
Re: Porting TPI bases
There's a guy on eBay that posts up a bunch there, but no idea how good their work is.
Thread Starter
Member
Joined: Jul 2006
Posts: 136
Likes: 0
From: Concord, Ohio
Car: 1986 Iroc Z 28
Engine: 383
Transmission: 4L60
Axle/Gears: 3.73
Thread Starter
Member
Joined: Jul 2006
Posts: 136
Likes: 0
From: Concord, Ohio
Car: 1986 Iroc Z 28
Engine: 383
Transmission: 4L60
Axle/Gears: 3.73
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Joined: Nov 2003
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From: Somewhere
Car: 88 IROC
Engine: 305 TPI
Transmission: 700R4
Axle/Gears: 10 bolt 3.73
Re: Porting TPI bases
Check these guys out for extrude honing.
http://www.extrudehoneafm.com/industries/automotive/
Also here is a good article where they extrude honed a stock tpi base and got some impressive flow numbers out of it.
http://www.powerperformancenews.com/...tion-upgrades/
http://www.extrudehoneafm.com/industries/automotive/
Also here is a good article where they extrude honed a stock tpi base and got some impressive flow numbers out of it.
http://www.powerperformancenews.com/...tion-upgrades/