HEI Dis Ig with TPI
Thread Starter
Junior Member
Joined: May 2020
Posts: 37
Likes: 1
From: Silver City, NM
Car: 89 Iroc Z G92
Engine: 5.7 HO
Transmission: 700R4
Axle/Gears: 3.43
HEI Dis Ig with TPI
Hello everyone in 3rd Gen-ville
- So like it says is this doable and easy with great results...
- So like it says is this doable and easy with great results... Joined: Mar 2017
Posts: 4,255
Likes: 427
From: Portland, OR
Car: 86 Imponte Ruiner 450GT, 91 Formula
Engine: 350 Vortec, FIRST TPI, 325 RWHP
Transmission: 700R4 3000 stall.
Axle/Gears: 9 Bolt Torsen 3.70
Re: HEI Dis Ig with TPI
HEI is a marketing acronym for High Energy Ignition. You can't install a marketing acronym AFAIK.
What *exactly* are you trying to do?
GD
What *exactly* are you trying to do?
GD
Thread Starter
Junior Member
Joined: May 2020
Posts: 37
Likes: 1
From: Silver City, NM
Car: 89 Iroc Z G92
Engine: 5.7 HO
Transmission: 700R4
Axle/Gears: 3.43
Re: HEI Dis Ig with TPI
Joined: Mar 2017
Posts: 4,255
Likes: 427
From: Portland, OR
Car: 86 Imponte Ruiner 450GT, 91 Formula
Engine: 350 Vortec, FIRST TPI, 325 RWHP
Transmission: 700R4 3000 stall.
Axle/Gears: 9 Bolt Torsen 3.70
Re: HEI Dis Ig with TPI
I think you fail to understand - TPI already has HEI. That's just GM's marketing term for their ignition systems.
GD
GD
Senior Member
Joined: Mar 2017
Posts: 902
Likes: 139
From: waterloo ontario
Car: 1986 trans am
Engine: 305/350
Transmission: 5 speed
Axle/Gears: 3.27
Re: HEI Dis Ig with TPI
the 1987 and back tpi cars(or maybe 86 and back) may have had a coil in cap hei.BUT i know my 88 L98 and 91 LB9 both have small cap hei's with a separate coil and two connectors on the distributor
Senior Member
Joined: Mar 2017
Posts: 902
Likes: 139
From: waterloo ontario
Car: 1986 trans am
Engine: 305/350
Transmission: 5 speed
Axle/Gears: 3.27
Re: HEI Dis Ig with TPI
hey general: i have a question about a cam i just pulled out of an 88 L98 tpi if you can help.let me know pls.i dont think its stock and im knee deep in a cam swap.i have a few pics ,if that helps.
Joined: Mar 2017
Posts: 4,255
Likes: 427
From: Portland, OR
Car: 86 Imponte Ruiner 450GT, 91 Formula
Engine: 350 Vortec, FIRST TPI, 325 RWHP
Transmission: 700R4 3000 stall.
Axle/Gears: 9 Bolt Torsen 3.70
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Joined: Mar 2017
Posts: 4,255
Likes: 427
From: Portland, OR
Car: 86 Imponte Ruiner 450GT, 91 Formula
Engine: 350 Vortec, FIRST TPI, 325 RWHP
Transmission: 700R4 3000 stall.
Axle/Gears: 9 Bolt Torsen 3.70
Re: HEI Dis Ig with TPI
GD
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