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skyreep1 · 10-24-2009, 08:51 PM

I have a 307 in my 71 c10 that blew a 70's 350 Monte Carlo outta the water, totally stock. I would'nt say dont bother, I was just lookin at the HP charts and after 71 the horses just bottom out. My 71 307 has about 25 less HP than a 79 with a 440 big block.

10-24-2009, 08:51 PM	#2
skyreep1 Registered User Join Date: Oct 2009 Location: Peidmont, North Carolina Posts: 97	Re: Any hot 305s here? I have a 307 in my 71 c10 that blew a 70's 350 Monte Carlo outta the water, totally stock. I would'nt say dont bother, I was just lookin at the HP charts and after 71 the horses just bottom out. My 71 307 has about 25 less HP than a 79 with a 440 big block.