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ChevyGearHeads · 08-26-2019, 07:16 PM

I have a Target Master 350 LM1
and I was going to put the Summit SUM-152123 heads on it.

The Block is suggesting a 4.100" bore gasket and the heads are suggesting
a 4.125" bore gasket.

I'm not sure what gasket to get

Thanks,
Paul

08-26-2019, 07:16 PM	#1
ChevyGearHeads Registered User Join Date: Jul 2010 Location: Anne Arundel County, MD Posts: 108	Head Gaskets? I have a Target Master 350 LM1 and I was going to put the Summit SUM-152123 heads on it. The Block is suggesting a 4.100" bore gasket and the heads are suggesting a 4.125" bore gasket. I'm not sure what gasket to get Thanks, Paul __________________ Paul '68 C10 327/TH350 LWB