Crate Engine Type Long Block Engine Displacement 383 cu. in. 430 horsepower Compression Ratio ; 10.0:1 Torque ; 450 ft./lbs. Camshaft Type ;Hydraulic Roller Piston Material ; Hypereutectic Aluminum Crankshaft Material ; Cast Steel Spark Plug Style Straight Camshaft Duration ; (.050 in) 230° intake / 240° exhaust Camshaft Lift (in) ; .528 intake / .536 exhaust Intake Manifold Included; Yes Distributor Included; No Cylinder Heads Included; Yes Rear Main Seal Style ; 1-piece Harmonic Balancer Included ; No Flexplate Included ; No
GENERAL Maximum RPM ; 5200 Warranty; 30 month/50,000 mile Assembled; Yes Intake Valves Included; Yes Intake Valve Diameter; 2.02″ Exhaust Valves Included ; Yes Exhaust Valve Diameter; 1.6” Valve Spring Included; Yes Rocker Arm Ratio; 1.5:1 Block; 4 bolt main, seasoned
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