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

Cylinder Heads: Cast Iron - Magnum

Compression Ratio: 9.8:1

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

Pistons: Forged

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

Overview:

BluePrints BPC4082CTC Chrysler Small Block Compatible performance crate engines are dyno tested this ensures the engine produces at least 375 horsepower and 460 ft. lbs. torque. This engine 408ci Stroker comes as a Base Dressed Engine with Dipstick, Oil Pan, Timing Cover, Valve Covers, Holley Classic 750cfm Carburetor w/ Manual Choke, Magnum Pattern Intake and Magnum Cast Iron Heads.

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 Magnum 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: Roller
• .544 Intake / .541 Exhaust Lift
• 236 Intake / 242 Exhaust Duration
• @.050-110 Degree Lobe Separation

Ignition Timing:

• 34 Degrees Total at 3500 RPM

Also Includes:

• Holley Classic 750cfm Vacuum Secondary Carburetor w/ Manual Choke
• Intake Manifold
• Dipstick
• Valve Covers
• Oil Pan
• Timing Cover

Notes:

• If installing with a Manual Transmission with .750" input shaft, Recommended Pilot bearing is PN FC-69907.
• Recommended Pilot OD is 1.81"