INTERNAL ENGINE MODIFICATIONS Valvetrain |Heads | Strokers | Design | Assembly

LS2 + 60cc 862 Heads

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Old Jun 29, 2015 | 09:32 AM
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E$O3200's Avatar
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Staging Lane
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Default LS2 + 60cc 862 Heads

Found a great deal on an LS2 shortblock. I already have a set of worked 862 heads. Wanted to know if compression ratio would be fine to run on 91 octane?

Specs on heads as follows:
Milled .010", LS1 2.02 intake valves installed, 5 angle valve job, mildly ported.

Going off calculations found on the web. I figure they're around 60cc. Cam will be a BTR Truck Stage 3 218/224 .553/.553 113+3. Going into a 2001 ECSB with a 4L80e behind it. Will be street tuned by Mark Roman.
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Old Jun 29, 2015 | 11:35 AM
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George C....'s Avatar
Formerly ScreamingL
 
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Ls2 is 11.0 with a 64cc head

Also those heads don't flow enough
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