Dart Race Series Small Block Chevy Aluminum Bare Blocks

Not Yet Reviewed

With displacements up to 455 cubic inches, the Race Series small block Chevy aluminum bare blocks are an ideal starting point for any project that involves sprint c

With displacements up to 455 cubic inches, the Race Series small block Chevy aluminum bare blocks are an ideal starting point for any project that involves sprint cars, modifieds, late model stock, dragsters and unlimited competition classes. Incorporated features include: * Standard 9.025 in., tall deck 9.325 in. and 9.500 in. versions allow for greater versatility. * Raised camshaft .391 in. (4.912 in. camshaft to crankshaft centerlines) provides more clearance for stroker cranks and eliminates need for fragile small base circle cams. Option for .434 raised cam also available * Relocated oil pan rails are spread .400 in. per side (.800 in. wider than stock) to increase crank/rod clearance and reduce windage losses * Siamesed cylinders: Standard 4.000 in. or 4.125 in. cylinder can be safely bored to 4.185 in. (ductile iron sleeves and extr-thick walls prevent cracking and produce excellent ring seal * Oil pan bolt holes are relocated in line with main caps to eliminate interference with rotating assembly * Main bearing bores are available for 350 (2.45 in.) and 400 (2.65 in.) bearings allow engine builders to maximize crankshaft strength and minimize friction * 4 bolt billet steel main caps have splayed outer bolts minimize bearing bore distortion * Big block camshaft bearings allow use of cams with larger base circle diameter to improve strength and resist twisting with cam driven pumps * Dual starter mounts allow starter to be mounted on either side of block for chassis and oil pan clearance * Front and rear external oil inlets, crossover and restrictor provisions to simplify plumbing with external pump * Scalloped outer water jacket walls improve coolant flow around the cylinder barrels to equalize temperatures * Coated cam bearings, freeze plugs and dowels are included

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Dart Race Series Small Block Chevy Aluminum Bare Blocks 31711152

Dart Race Series Small Block Chevy Aluminum Bare Blocks 31711152

Bare Blocks, Dart Race Series, Aluminum, 8.850 in Deck, 4.00 in. Bore, 4-Bolt Mains,2-Piece Rear Main Seals,BBC Cam Tunnel,® Small Block,Chevy, Each

Part Number: DRT-31711152

Not Yet Reviewed