GM 383 Base Engine

GM 383 Base Engine

PART NUMBER: BP38313CT1 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 cast steel crankshaft Hypereutectic pistons Chevy heavy beam 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 Aluminum Hardened retainers and springs 2.02 swirl polished intake valves 1.60 swirl polished exhaust valves A TON OF EXTRAS: 10 to 1 Compression New valve covers, oil pan and timing cover Brass freeze plugs Dyno tested - shipped with results CRITICAL SPECS: CAM: Roller, .528 Intake .536 Exhaust, 230 Intake / 240 Exhaust duration @ .050 - 112 degree lobe separation HORSEPOWER: 430 TORQUE: 450 COMP RATIO: 10 to 1 (requires 91 octane fuel) IGNITION TIMING: 34 degrees total (at 4000 RPM) WARRANTY: 30 month / 50,000 mile NOTES: THIS ENGINE WILL NOT WORK FOR APPLICATIONS REQUIRING EGR