FORD Small Block Deluxe 408ci 425HP

425 HP | 607 Nm

Compression Ratio: 9.8:1

Aluminum Heads

Hydraulic Roller Cam

Cast Steel Crank

Forged Pistons

Hand picked seasoned block.

Square and parallel decked.

Alighted honed main bearing bore.

Bylinders honed on computer controlled machine to within .0002 straightness and roundness.

Cylinders are conic tested for thickness.

2-Bolt Main.

4.000" Bored.

1-Piece Rear Main Seal.

Mech fuel pump provision: yes.

New Cast steel crankshaft.

4.000" Stroke.

Forged I-Beam 6.200" connecting rods.

Forged Pistons.

Internal Balance.

BluePrint Aluminum Cylinder Heads -HP9009.

60cc chamber.

2.02" intake/1.60" exhaust valves.

90cc intake/65cc exhaust runners.

Roller.

.543 Intake / .554 Exhaust.

218 Intake / 226 Exhaust duration @ .050 - 112 degree lobe separation.

34 Degrees total at 3500 RPM.

Intake manifold

Distributor

EFI system

Oil pan, timing cover and valve covers

Dyno tested and shipped with results