Horsepower & Torque: 375 Horsepower / 460 FT. LBS. Torque

Cylinder Heads: Cast Iron - Magnum

Compression Ratio: 9.8:1

Camshaft: Flat Tappet - .474 Intake / .474 Exhaust Lift and 233 Intake / 240 Exhaust Duration @.050-110° LSA

Pistons: Forged

Crankshaft: Cast Crank - 4.000" Stroke and Forged 6.123" Rods

Overview:

BluePrints BPC4082CT Chrysler Small Block Compatible performance crate engines are dyno tested with a Holley Classic 750cfm Vacuum Secondary Carburetor w/ Manual Choke. This produces 375 horsepower and 460 ft. lbs. torque. This engine comes with Dipstick, Oil Pan, Timing Cover, Valve Covers, and Magnum Cast Iron Heads. This engine comes with Magnum heads so it will require a Magnum Intake Manifold (BPP7577).

 Description:

• Horsepower & Torque: 375 Horsepower / 460 FT. LBS. Torque
• Compression Ratio: 9.8:1
• Cast Iron Heads
• Flat Tappet Cam
• Cast Crankshaft
• Forged Pistons

Block:

• Hand-Picked Seasoned Block
• Square and Parallel Decked
• Align Honed Main Bearing Bore
• Cylinders Honed on Computer Controlled Machine to Within .0002 Straightness and Roundness
• Cylinders are Sonic Tested for Thickness
• 2-Bolt Main
• 4.040" Bore
• 2-Piece Rear Main Seal
• Mech Fuel Pump Provision: Yes

Rotating Assembly:

• Cast Crankshaft
• 4.000" Stroke
• Forged Magnum 6.123" Connecting Rods w/ 150,000 PSI Bolts
• Forged Pistons
• Externally Balanced Front and Rear

Cylinder Heads:

• NEW Magnum Cast Iron Heads
• Hardened Retainers and Springs
• 1.92" Swirl Polished Intake Valves
• 1.625" Swirl Polished Exhaust Valves
• Hardened Push Rods

Cam Specs:

• Cam Type: Flat Tappet
• .474 Intake / .474 Exhaust Lift
• 233 Intake / 240 Exhaust Duration
• @.050-110 Degree Lobe Separation

Ignition Timing:

• 34 Degrees at 3500 RPM

Also Includes:

• Valve Covers
• Oil Pan
• Timing Cover

Notes:

• This engine features Magnum heads. Will require Magnum intake manifold such as BPP7577
• Not for use in pollution-controlled vehicles
• If installing with a Manual Transmission with .750" input shaft, Recommended Pilot bearing is PN FC-69907.
• Recommended Pilot OD is 1.81"