BB CHEVY PRO1 DART 325/121CC BARE HEADS #19200010 FREE 2.25/1.88 VALVES and a shaft rocker system

and a shaft rocker system

(CNC Ported)                  1

More information (PDF)

5 Minimum                Roller                    4000-7500           Oval Track / Drag Race With Nitrous

BB CHEVY PRO1 DART 325/121CC BARE HEADS #19200010 FREE 2.25/1.88 VALVES and a shaft rocker systemCALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. FREE DART STAINLESS 2. 25 1. 88 VALVES! DART PRO1 ALUMINUM BARE BIG BLOCK CHEVY CYLINDER HEADS #19200010 Port Volume: 325cc Chamber Volume: 121cc Spark Plug: Angle Standard Intake Valve: Machined for 2. 250 Exhaust Valve: Machined for 1. 880 Springs: Bare The trend setting Pro1 heads have been completely redesigned inside and out! A new highly efficient chamber with improved fuel distribution, spark