BluePrint 383 Small Block Chevy Crate Engine Kit, Go Street EFI

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