540 MAG Stroker 4V Bravo Sterndrive Engine Only.

440 HP @ 4600 RPM. 540 Cubic Inch Fully Dressed Marine Engine.

Engine Features :  

4" Tall Flame Arrestor, 4340 Forged Steel 4.250" Stroker Crankshaft, Remanufactures GM Marine Iron Heads with 2.19" Intake Valves, 4.500" Bore Mercury marine V8 Short Deck Iron Block with 4-bolt Mains, 8.6:1 Forges Pistons, High-Ligft Billet Steel Camshaft, Exteme Duty Valves, and 1.7:1 Rocker arms. Marinization Includes: Dry joint exhaust, 316 Stainless Steel Exhaust Elbows, Serpentine Accessory Drive, Copper Oil Cooler, Oil Thermostar, Remote Mount Gear, Lube Reservoir Kit, Remote Mount Bravo Shift Bracket, Thunderbolt V Ignition with Knock Control, 10-Pin Harness. Runs on 87 Octane Fuel.


440HP Remanufactured Sterndrive Engine

Replaces 454 & 502 sterndrive engines.

540 MAG Stroker 4V - Engine Only

SKU: 8M0085999