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BLUEPRINT ENGINES
Crate Engine - SBF 408 425HP Dressed Model
SKU: B05J BPF4089CTC
Moderate — 2–4 hours
Description
Compression Ratio: 9.8:1
Aluminum Heads
Hydraulic Roller Cam
Steel Crank
Forged Pistons
BLOCK: Hand-picked seasoned block, Square and parallel decked, Line 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, 4.000" Bored, 1-Piece Rear Main Seal
ROTATING ASSEMBLY: New steel crankshaft, 4.000" Stroke, Forged I-Beam 6.200" connecting rods, Forged Pistons, External 28 Oz. Balance front and rear
CYLINDER HEADS: BluePrint Aluminum Cylinder Heads -HP9009, 60cc chamber, 2.02" intake/1.60" exhaust valves, 190cc intake/65cc exhaust runners
CAM SPECS: Roller, .579 Intake / .579 Exhaust, 236 Intake / 248 Exhaust duration @ .050 – 114-degree lobe separation
IGNITION TIMING: 34 degrees total at 3500 RPM
Also Includes: Intake manifold, Distributor, Carburetor, Oil pan, timing cover and valve covers. Mech fuel pump provision: yes.
Notes: Not for use in pollution-controlled vehicles.
Fitment
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Specifications
| Brand | BLUEPRINT ENGINES |
| Part Number | B05J BPF4089CTC |
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