Spark Plug Angle:Angled. Cylinder Head Bare Series:Pro 1. Maximum performance/full competition, unlimited oval and super classes. Dart PRO1 23 Deg 227cc CNC heads are professional quality competition cylinder heads.
Dart Bare Cylinder Head 10024361; Wissota Spec Iron Eagle S/S 165cc 67cc for SBC
Dart Bare Cylinder Head 11720040P; Pro 1 230cc Aluminum 64cc, Straight for SBC
Dart Bare Cylinder Head 11030050; Pro 1 LS 280cc Aluminum 68cc for Chevy LS
Dart Bare Cyl Head 10024370; Iron Eagle SS 175cc Iron for Chevy 5.0/5.7 Vortec
Hemi 426 572 Stage VI Top Fuel Head Billet Aluminum Bare Cylinder Head
