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Base 383ci Long Block SBC w/ Aluminum Heads and Roller Cam, Forged Internals, 1pc RMS - 440HP / 445FT LBS Photo Main

HP & Torque: 440 HP / 445 FT LBS Compression Ratio: 8.5:1 Forged Pistons Forged Crank Block: 4 Bolt main 1 piece rear main seal Passenger side dipstick Align honed main bearing bore Cylinders honed on computer controlled machine to within .0002 straightness and roundness Cylinders are sonic tested for thickness Rotating Assembly: New forged crankshaft 3.75" stroke Forged pistons Forged rods with 150,000 PSI bolts Hastings moly rings Melling high volume oil pump Hydraulic roller cam Heavy duty double roller timing set Cylinder Heads: BluePrint Performance aluminium Hardened retainers and springs 2.02 swirl polished intake valves 1.60 swirl polished exhaust valves BP Aluminum Part# H8002K For complete head specs, click here Cam Specs: Roller, .536 Intake .555 Exhaust 224 Intake / 236 Exhaust duration @ .050 113 degree lobe separation Ignition Timing: 34 degrees total (at 4000 RPM) Also Includes: New valve covers Oil pan and timing cover Brass freeze plugs Dyno tested - shipped with results Notes: This engine requires a non-weighted 8" harmonic balancer, and late 350ci weighted flexplate/flywheel. Please see Recommended Add On's page for additional parts. **Engine was designed as a Power Adder. The HP and Torque numbers came from us dyno testing with a 750cfm carb

This part fits most 1947 1948 1949 1950 1951 1952 1953 1954 1955 1956 1957 1958 1959 1960 1961 1962 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 Cars and Trucks.; exceptions may apply. Please read the complete description to see if this part fits your specific vehicle and application.

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$5295.00 Each