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Sport/Truck · 07-21-2008, 06:57 AM

It's a small block-and-a-half!

You definitely have something nice and worth keeping - and it's got GMC on it!

s/t

07-21-2008, 06:57 AM	#23
Sport/Truck Sierra Grande Club Join Date: Jan 2007 Location: New Mexico USA Posts: 2,433	Re: What is it and how does it work(pic) It's a small block-and-a-half! You definitely have something nice and worth keeping - and it's got GMC on it! s/t __________________ 1971 GMC Sierra Grande, 1/2 ton short wide, original 4 bolt 010 020 block & heads. (matching #'s). 383 stroker, SMI q jet 750 cfm, Lunati Voodoo 60102 cam, Scorpion roller rockers, Spin Tech pro street mufflers with X pipe.