Indy/RHS heads on SB strokers
They're still available at Hughes and I believe Brian (IMMengines) can still get them as well.
http://immengines.com/rhsheads.html
http://www.hughesengines.com/Index/...gSGVhZHMsIElyb24=&level2=UkhTICdYJyBIZWFkcw==
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