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WildBillyT · 01-13-2012, 10:14 AM

Bump. 781s are the best flowing oval port head GM made. My Nova is parked next to a Chevelle that made 621 hp with a set of them mildly ported (with a big cam and 12.5:1).

May consider trades.

01-13-2012, 10:14 AM	#4
WildBillyT Ayatollah of Rock N Rolla / Admin Join Date: Mar 2006 Location: Parts Unknown Posts: 12,573 iTrader: (10)	Bump. 781s are the best flowing oval port head GM made. My Nova is parked next to a Chevelle that made 621 hp with a set of them mildly ported (with a big cam and 12.5:1). May consider trades. __________________ -Bill '68 Nova SS: Vortec 350 6 spd 4.11 9" DSE 4wdisc