Dart 427 CID Small Block Chevy Short Block

Dart's 427 cubic inch Chevy short block package has been rigorously tested and carefully designed and assembled by the same builders that build Dart's high performance racing engines.

Compression Ratios:
10.5:1 with 72cc chamber heads and flat top pistons.
11.4:1 with 64cc chamber heads and flat top pistons.
9.25:1 with 72cc chamber heads and 20cc dish pistons.
10.0:1 with 64cc chamber heads and 20cc dish pistons.

Features:

• Built on Dart's powerful SHP block for excellent reliability.
• 4.125" bore and 4.000" stroke.
• Internally balanced rotating assembly.
• Plate honed cylinder bores.
• Forged 4340 steel crankshaft.
• Forged 4340 H-beam rods with 7/16" cap screws.
• Hastings Moly rings.
• Clevite bearings.
• Coated cam bearings for added durability.