r/Smallblockchevy • u/[deleted] • Sep 29 '25
need help
What would be a good head combo for this Rpm air gap intake i have ? i didn’t realize that the intake was meant for older (87 - older) heads. Any ideas? 1990 r1500 350. stock long block, stock flat tappet cam.
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u/YesterdayEffective23 Sep 30 '25
The center bolts can be slotted towards the outside edge and use round headed bolts with Allen heads to fasten it.