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GM Small Block Compatible 396 c.i. Engine – 491 Horsepower – Long Block

Original price was: $7,349.00.Current price is: $5,000.00.

Horsepower & Torque: 491 Horsepower / 509 FT. LBS. Torque

Cylinder Heads: Kezar’s Perfomance Aluminum Cylinder Heads

Compression Ratio: 10.4:1

Camshaft: Hydraulic Roller Cam – .544 Intake / .555 Exhaust Lift and 230 Intake / 236 Exhaust Duration @ .050 – 110° LSA

Pistons: Forged

Crankshaft: Steel Crank – 3.875″ Stroke and 6.000″ Rods

SKU: BP3961CT Category:

Description

Description:
Horsepower & Torque: 491 Horsepower / 509 FT. LBS. Torque
Compression Ratio: 10.4:1
Aluminum Heads
Hydraulic Roller Cam
Forged Crank
Forged Pistons
Block:
Kezar’s Perfomance High Strength Cast Iron Block
Manufactured and Machined in the USA!
Align Honed Main Bearing Bore
Cylinders Honed on Computer-Controlled Machine to Within .0002 Straightness and Roundness
Cylinders are Sonic Tested for Thickness
4-Bolt Main
4.000″ Bore
1-Piece Rear Main Seal
Mech Fuel Pump Provision: Yes
Passenger Side Dipstick
Drilled and Tapped for Clutch Linkage
Rotating Assembly:
New BluePrint Forged Crankshaft
3.875 ” Stroke
Forged I-beam 6.000″ Connecting Rods
Forged Pistons
Internal Front / External Rear
Cylinder Heads:
BluePrint Aluminum Cylinder Heads – HP8103
64cc Chamber
2.08″ Intake / 1.60″ Exhaust Valves
220cc Intake / 67cc Exhaust Runners
Cam Specs:
Cam Type: Roller
.544 Intake / .555 Exhaust Lift
230 Intake / 236 Exhaust Duration
@ .050, 110 Degree Lobe Separation
Ignition Timing:
34 Degrees Total at 3500 RPM
Also includes:
Valve Covers
Oil Pan
Timing Cover

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