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Originally Posted by Fastbird
The crazy part is that the heads and manifold were mocked up on a block and VERIFIED to be getting a good seal.
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were they mocked up on a block, or YOUR block?...maybe it has something to do with the block, has it been planed and re-matched with your other stuff?
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EB
99 Riviera, Bone stock, 14.34 @ 96 "Walking 5.0's in luxury" RIP
95 Cherokee, Bone stock 16.2 @ 83 "Treeing your 3rd gen and beating it to the line despite trapping less....and looking better"
93 TA, Bone stock, 13.8 @ 100 "Beating ****** drivers in ****** LS1's"
https://www.facebook.com/groups/285090241699967/
R.I.P. Tia
