...is this deluxe Big-Block crate engine from GMGoodwrench.com with all the trimmings. 620hp @ 5500 and 650 Ft. Lbs. @ 6000 rpm right out of the crate. If you have a GM owner on your holiday list and they do not have an engine bay awaiting a 600hp engine, The General wants to remind you that there are plenty accessories available from their website that span from tents that fit on your Avalanche to t-shirts with the appropriate logo for you affiliation (or affliction).

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