[MI] 2 TPI Plenums
Thread Starter
Joined: Jul 2007
Posts: 135
Likes: 23
From: Grand Rapids, MI
Car: 88 Trans Am Hardtop
Engine: 350 L98
Transmission: Stock 700R4
Axle/Gears: 3.27 Aussie 9
2 TPI Plenums
Folks,
I have 2 TPI plenums, non-89' style. One is port matched to SLP runners and a 58mm TB, the other is stock. I have a new, unported set of cold start style SLP runners if anyone is interested in a runners/plenum combo.
Ported Plenum: $150
Stock Plenum: $50
Pics






I have 2 TPI plenums, non-89' style. One is port matched to SLP runners and a 58mm TB, the other is stock. I have a new, unported set of cold start style SLP runners if anyone is interested in a runners/plenum combo.
Ported Plenum: $150
Stock Plenum: $50
Pics






Member
iTrader: (4)
Joined: Oct 2009
Posts: 115
Likes: 0
From: California
Car: 89 CHEVY IROC-Z28
Engine: 355 Built/High Performance
Transmission: 700R4 Swap For T56
Axle/Gears: 3.73 Posi
Re: 2 TPI Plenums
This plenums with both holes opened up on each side what yr r they off from? Cause my 89 only has one hole which seem weird to me.
Thread Starter
Joined: Jul 2007
Posts: 135
Likes: 23
From: Grand Rapids, MI
Car: 88 Trans Am Hardtop
Engine: 350 L98
Transmission: Stock 700R4
Axle/Gears: 3.27 Aussie 9
Thread Starter
Joined: Jul 2007
Posts: 135
Likes: 23
From: Grand Rapids, MI
Car: 88 Trans Am Hardtop
Engine: 350 L98
Transmission: Stock 700R4
Axle/Gears: 3.27 Aussie 9
Trending Topics
Thread Starter
Joined: Jul 2007
Posts: 135
Likes: 23
From: Grand Rapids, MI
Car: 88 Trans Am Hardtop
Engine: 350 L98
Transmission: Stock 700R4
Axle/Gears: 3.27 Aussie 9
Re: 2 TPI Plenums
Bump
Ported Plenum: $100 + shipping
Stock Plenum: $40 + shipping
Ported Plenum: $100 + shipping
Stock Plenum: $40 + shipping
Thread Starter
Joined: Jul 2007
Posts: 135
Likes: 23
From: Grand Rapids, MI
Car: 88 Trans Am Hardtop
Engine: 350 L98
Transmission: Stock 700R4
Axle/Gears: 3.27 Aussie 9
Joined: Aug 2006
Posts: 1,376
Likes: 7
From: Northern California - Bay Area
Car: 1988 IROC-Z
Engine: L98 - full intake & exhaust boltons
Transmission: Bowtie 700r4, 2400 rpm stall
Axle/Gears: Borg-Warner 9bolt, 3.45 gears, posi
Re: 2 TPI Plenums
I'm interested in the ported plenum. I'll send you a PM
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