SBC CHEVY 421 CUBIC INCH COMPLETE DART SHORT BLOCK KIT. 4.155 bore x 3.875 stroke, SCAT CRANK & SCAT COMPETITION RODS. WISECO 2618 AIRCRAFT ALLOY FORGED +5.5cc DOME TOP PISTONS.
This short block kit is not assembled.
THIS KIT INCLUDES:
A brand new Dart SHP block that has been decked, bored and honed to specs, Dart coated cam bearings, Scat fully forged crankshaft and 4340 Scat rods, Wiseco forged pistons, high performance rings, King bearings, and a heavy duty 168 or 153 tooth flexplate and a Pro-Sport SFI damper. The assembly is fully balanced. See details for all the actual specs. In the lower section of this ad is information on the various upgrades we offer in our other listings.
Our short block kits are custom built to your specifications (e.g., piston configurations, compression ratio, rod setups, and upgrades).
For more detailed specs about this short block kit, click the BUY NOW button above, and don't worry, it will merely take you to this advertisement on our website.