Chrysler Small Block Compatible 408 c.i. Engine - 465 Horsepower - Base Dressed - Carbureted

Overview:

This BluePrint Engines crate engine delivers a powerful 465 horsepower and 494 ft-lbs. of torque with a crisp 10:1 compression ratio, making it a perfect match for street machines and classic muscle car builds. It’s equipped with lightweight aluminum heads and a performance roller cam for improved efficiency and throttle response, while the cast crankshaft and forged pistons provide strength and durability underload. Topped with a Holley 750cfm Classic Carburetor and intake manifold, this setup delivers reliable fuel flow and proven performance. Included components like the harmonic balancer, distributor, timing cover, valve covers, and oil pan round out a complete, ready-to-run package built for street performance with old-school attitude.

Description:

• Horsepower & Torque: 465 Horsepower / 494 FT. LBS. Torque
  
• Compression Ratio: 10:1
• Aluminum Heads
• Roller 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:

• BluePrint Engines Assembled and Machined Edelbrock 61769 Casting
• Aluminum Magnum Pattern Cylinder Heads 
• 58cc chamber
• Aluminum Roller Rockers
• 2.02" Intake / 1.60" Exhaust Valves
• 176cc Intake / 75cc Exhaust Runners
  

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 4000 RPM
  

Also Includes:

• Holley 750cfm Classic Carburetor - BPP080508S
  
• Harmonic Balancer
• Intake Manifold
• Timing Cover
• Valve Covers
  
• Distributor
• Oil Pan
  

Notes:

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