Chrysler Small Block Compatible 408 c.i. Engine - 375 Horsepower - Base Dressed - Carbureted
Chrysler Small Block Compatible 408 c.i. Engine - 375 Horsepower - Base Dressed - Carbureted is backordered and will ship as soon as it is back in stock.
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Chrysler Small Block Compatible 408 c.i. Engine - 375 Horsepower - ...
Chrysler Small Block Compatible 408 c.i. Engine - 375 Horsepower - Base Dressed - Carbureted is backordered and will ship as soon as it is back in stock.
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Verify fitment, selected options, availability and included components before checkout. Secure payment options and order confirmation are provided at checkout.
Description
Description
Overview:
This classic small-block engine package delivers 375 horsepower and 460 ft-lbs. of torque with a pump-gas-friendly 9.8:1 compression ratio, making it an ideal choice for street rods, muscle cars, and vintage builds. It features Magnum cast iron heads, a traditional flat tappet cam, a cast crankshaft, and durable forged pistons for a reliable and responsive powerband. Fuel delivery is handled by a proven Holley Classic 750cfm vacuum secondary carburetor with manual choke, mounted on a high-flow intake manifold for strong midrange performance. The package includes a dipstick, valve covers, oil pan, and timing cover, offering a complete, ready-to-run engine setup with a perfect blend of old-school performance and dependable street manners.
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:
- Flat Tappet
- .474 Intake / .474 Exhaust Lift
- 233 Intake / 240 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"
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