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Flow Chart CFM @ 28" H20 VALVE SIZE 0
4GA218-048
43 Tall Deck/Standard Journal Rod Length Wrist Pin Crank Pin Journal Width Grms
NGK R5671A-8 FOR RACING GAS
040-2800-51-15C wrist pin (145 grams) or 990-2800-51-15C wrist pin (145 grams)
DART PRO 1 S.B. CHEVY COMPLETE HEADS #11221111P FREE ALUMINUM DART VALVE COVERS Flow Chart CFM @ 28"CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. SB Chevy Aluminum Complete Pro 1 Cylinder Heads #11221111P FREE DART ALUMINUM VALVE COVERS # 68000015 Port Volume: 180cc Chamber Volume: 72cc Spark Plug: Straight Intake Valve: 2. 02 Exhaust Valve: 1. 60 Springs: 1. 250 single springs for hydraulic flat tappet cams up to . 510 lift. Full Platinum treatment utilizing wet flow technology. Independent tests have demonstrated a typical 25 horsepower gain