Thread: SB2 Motor
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Old 12-02-2005, 05:41 PM
Blown353 Blown353 is offline
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I don't see any streetability issues with an SB2 provided it is cammed and compressed to be "street friendly", although the low-end may be a bit soggy due to the intake runners typically being on the large side for lower-RPM usage. Lots of power potential though given the massive flow capabilities of the typical SB2 head.

A very good friend of mine with contacts at RCR (Richard Childress Racing) picked up a 691hp used SB2 from RCR that he's going to put into his '66 Chevelle sooner or later, once he gets around to figuring out how to make room for the dry sump system, fabs a motorplate, and fabs custom headers (the headers are the larger Stahl pattern.) Other problem is that even if he moves the dry sump pump the standard motor mount provision on the drivers side of the block was milled off for dry sump pump clearance, so no using the factory motormounts.

Lots of special parts on an SB2-- the cam because of the journal size, lifters, heads, intake, rockers, headers, so make sure you have a DEEP wallet handy. I think Jesel SB2 lifters are on the order of $1600/set new, although you can get used ones fairly cheaply. I started to put together a parts list once with new stuff and I was knocking on the $30K door in a BIG hurry before I was done with the list.

Very cool and very unusual to see one in a street car. I still think about picking up a used motor through my friend and tossing my Procharger on it for added entertainment.

Troy
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