Difference b/n 87 and 88 tpi runners
Thread Starter
Junior Member
Joined: Apr 2001
Posts: 83
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From: Blacklick, Ohio, USA
Car: '91 RS
Engine: 5.7 tbi
Transmission: 700r4
Difference b/n 88 and 89 tpi runners
How can you tell the difference between the runners? Is there a bolt angle difference?
Or was it 87 & 88?
Or was it 87 & 88?
Last edited by gcore45; Jan 26, 2003 at 02:56 PM.
Supreme Member
Joined: Jul 1999
Posts: 5,183
Likes: 42
From: Oakdale, Ca
Car: 89 IrocZ
Engine: L98-ish
Transmission: 700R4
'85 to '88 are the same, '89-'92 are the same
Only difference should be the hole in the pass side runner for the cold start valve on the '85-'88's.
Ahhh...finally have a chance...since I did reply in a Tech Fashion..to say
Go Raiders
Only difference should be the hole in the pass side runner for the cold start valve on the '85-'88's.
Ahhh...finally have a chance...since I did reply in a Tech Fashion..to say
Go Raiders
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