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webfoot · 10-13-2011, 09:27 PM

They are externally balanced, other than that, not much different about them. If the block is good build it!

10-13-2011, 09:27 PM	#2
webfoot Registered User Join Date: Nov 2007 Location: Hermiston, OR Posts: 947	Re: small block 400 They are externally balanced, other than that, not much different about them. If the block is good build it! __________________ *Running in place gets you nowhere fast.* -me 1968 GTO 4-spd covnvertible 1970 K-20 4-speed, factory AC.