Dart’s 427 ci Short Block Assembly


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

10.5:1 compression with 72cc chamber heads
11.4:1 compression with 64cc chamber heads

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
Forged flat top pistons with full floating pin
Hastings Moly rings
Clevite bearings
Coated cam bearings for added durability