GM Small Block Compatible 383 c.i. Engine – 410 Horsepower – Base Dressed – Carbureted

Description: Special 87 Octane Build

• Horsepower & Torque: 410 Horsepower / 422 FT. LBS. Torque
• Compression Ratio: 9.0:1
• BluePrint Engines Aluminum Heads
• BluePrint Engines Hydraulic Roller Cam
• BluePrint Engines Hypereutectic Pistons
• BluePrint Engines Cast Crankshaft

Block:

• BluePrint Engines High Strength Cast Iron Block
• Drilled and Tapped for Clutch Linkage
• Mech Fuel Pump Provision: Yes
• Passenger Side Dipstick
• 1-Piece Rear Main Seal
• 4-Bolt Main
• 4.000″ Bore

Rotating Assembly:

• Cast Crankshaft
• 3.750″ Stroke
• 5.700″ Connecting Rods w/ 150,000 PSI Bolts
• Hypereutectic Pistons
• Externally Balanced Front and Rear 

Cylinder Heads:

• BluePrint Aluminum Cylinder Heads – H8002K
• 64cc Chamber
• 2.02″ Intake / 1.60″ Exhaust Valves
• 195cc Intake / 75cc Exhaust Runners

Cam Specs:

• Hydraulic Roller
• .495 Intake / .502 Exhaust Lift
• 220 Intake / 224 Exhaust Duration
• @ .050-114 Degree Lobe Separation

Ignition Timing:

• 34 Degrees Total at 3500 RPM

Also Includes:

• Holley Classic 750cfm Vacuum Secondary Carburetor w/ Manual Choke
• Aluminum Intake Manifold – BPP350VINT
• HEI Distributor – BPP350RBK
• Timing Cover
• Valve Covers
• Oil Pan

Notes:

• Specifically built for use with 87 octane fuel.
• This engine features a true 4-inch bore, which mathematically yields 377 CID with a 3.75-inch stroke.
• Not for EGR.
• The Aftermarket intake manifold installed on this engine may not be compatible with OEM accessory brackets that use intake mounted bosses.
• The performance aluminum cylinder heads on this engine feature a .500 raised port vs OEM.