motor Chevrolet SB 454 563hp, marin

Dyno Tested Warranty

HP & Torque: 563 HP / 545 FT LBS

Compression Ratio: 10.0:1

Aluminum Heads

Hydraulic Roller Cam

Forged Crank

Forged Pistons

BLOCK:

NEW BluePrint Cast Iron Block

Manufactured and Machined in the USA!

4-Bolt Main

4.250" Bore

2-Piece Rear Main Seal

Mech fuel pump provision: Yes

Passenger Side Dipstick

Drilled and tapped for clutch linkage

ROTATING ASSEMBLY:

New BluePrint Forged Crankshaft

4.000" Stroke

Forged 6.000" connecting rods

Forged Pistons

Internal Front/ Internal 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

.638 Intake .622 Exhaust

251 Intake / 259 Exhaust duration

@ .050 - 114 degree lobe separation

ALSO INCLUDES:

MSD Pro Billet distributor

950 CFM CARBURETOR

Aluminum intake manifold

Valve covers, oil pan and timing cover

Harmonic balancer

Spark Plugs

Spark Plug Wires

Dyno test results shipped with engine