450 HP New Crate Engine
This all new construction crate engine is a service upgrade for carbureted V8MerCruiser Bravo & Hi-Performance sterndrive applications.
Specs:450 HP @ 4600-5000 RPM Standard / Left-Hand rotation. Brand New 540 cubicinch partially dressed marine engine assembly. Features include: New Quicksilveriron engine block, 800 cfm 4bbl Holley carburetor, single plane aluminum intakemanifold with bronze water crossover and pads, mechanical fuel pump, 4340 steelcrankshaft, forged steel rods, 4-bolt main block, roller camshaft, Dart iron cylinderheads, 2.25" intake valve, 1.7:1 roller rocker arms, screw-in rocker studs, stainlesssteel valves, 9.0:1 forged pistons, Thunderbolt V ignition with knock control, and10-pin harness.
Includes: distributor, flame arrestor, harmonic balancer, flywheel, oil pan, fuelpump mounted to sea water pump, wire harness, circulating water pump, NGKspark plugs, engine oil cooler, oil thermostat, fuel filter, dipstick, oil filter, coil,marine spark plug wires, and filled with Mercury Racing 25W50 oil.
1-Year ofLimited Factory Warranty.Runs on 87 Octane Fuel.
Not Included: Engine mounts, water hoses, exhaust manifolds, front dress, coolingsystem, bell housing, Power steering cooler, starter, alternator, coupler, or pulleys.
