DART PRO 1 SBC HEADS #11311112P 200/64cc 2.02/1.6 1.437 FREE DART VALVE COVERS 450 INTAKE 145 224 300

450 INTAKE      145              224               300               369              425               475              500              515

520 INTAKE      156                245               338                415                 471               511               545               566

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SB Chevy COMPLETEξDart Iron Eagle PLATINUM 200/72ccξCylinder Heads #10411113P

DART PRO 1 SBC HEADS #11311112P 200/64cc 2.02/1.6 1.437 FREE DART VALVE COVERS 450 INTAKE 145 224 300CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. FREE DART ALUMINUM VALVE COVERS #68000015 SB Chevy Aluminum Complete Pro 1 Cylinder Heads #11311112P Port Volume: 200cc Chamber Volume: 64cc Spark Plug: Angle Intake Valve: 2. 02 Exhaust Valve: 1. 60 Springs: 1. 437 dual springs for hydraulic roller or hydraulic flat tappet cams up to . 620 lift. Full Platinum treatment utilizing wet flow technology. Independent tests have demonstrated a typical 25