BBC PRO1 DART CNC 355/121 2.3/1.88 BARE HEADS 19574030 & AUTOTEC FORGED PISTONS 625 ROLLER VALVE SPRING -

625 ROLLER VALVE SPRING - MA 221424

150     181

0 Call R 1000194 AT 4125 418 4

BILLET MAIN CAPS INSTALLED

BBC PRO1 DART CNC 355/121 2.3/1.88 BARE HEADS 19574030 & AUTOTEC FORGED PISTONS 625 ROLLER VALVE SPRING -CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. FREE AUTOTEC SHELF PART FORGED PISTONS! DART PRO1 CNC PORTED ALUMINUM BARE BIG BLOCK CHEVY CYLINDER HEADS #19574030 Port Volume: 355cc Chamber Volume: 121cc Spark Plug: Angle Standard Intake Valve: Machined for 2. 300 Exhaust Valve: Machined for 1. 880 Springs: Bare Dart applied the airflow technology developed in their championship winning Pro Stock engine program to produce these state of the art