Thread: 1987 IROC-Z
View Single Post
Old 02-17-2012, 09:23 PM   #34
WildBillyT
Ayatollah of Rock N Rolla / Admin
 
WildBillyT's Avatar
 
Join Date: Mar 2006
Location: Parts Unknown
Posts: 12,573
iTrader: (10)
Quote:
Originally Posted by V View Post
and those exposed intake manifold threads are due to a pre-87 manifold on centerbolt heads
I was trying to figure that myself.

Best I can tell it's the right intake but with the washers the aluminum cracked. On Vortec pattern heads there's no holes there IIRC.
WildBillyT is offline   Reply With Quote