MerCruiser 540 BRAVO 450 HP (8M0113304)
Original price was: $55,899.00.$40,899.00Current price is: $40,899.00.
- Description
Description
MerCruiser 540 Bravo 450HP 8M0113304 Marine Engine for Sale
The MerCruiser MerCruiser 540 Bravo 450HP is a premium big-block V8 marine inboard engine developed for high-performance boating, offshore applications, and serious recreational enthusiasts who demand exceptional horsepower, massive torque, and uncompromising reliability. Built around Mercury Racing technology, this partially dressed 540 cubic-inch engine delivers outstanding acceleration, impressive mid-range pulling power, and dependable performance in demanding marine environments.
The MerCruiser 540 Bravo 450HP 8M0113304 for sale is one of the highest-performing MerCruiser marine engines available for Bravo sterndrive repower projects and performance boat upgrades. Whether you’re replacing an aging big-block engine or building a high-performance offshore boat, this powerhouse delivers race-inspired engineering with everyday reliability.
At Coastal Wave Marine, we supply genuine new MerCruiser engines backed by manufacturer warranty, worldwide shipping, and professional technical support to ensure every customer receives the right propulsion solution.
Why Choose the MerCruiser 540 Bravo 450HP?
Designed for serious marine performance, the MerCruiser 540 Bravo combines a massive 540 cubic-inch displacement, forged rotating assembly, premium Dart cylinder heads, and Thunderbolt V ignition to produce exceptional torque throughout the operating range.
Unlike smaller V8 platforms, the 540 Bravo is engineered for boat owners seeking maximum acceleration, superior load-carrying capability, and dependable performance in offshore, high-speed, and heavy-duty recreational boating applications.
Its proven design makes it one of the most respected MerCruiser replacement engines for performance-oriented vessels requiring reliable big-block power.
Key Features & Benefits
- 450HP naturally aspirated big-block V8 marine gasoline engine
- Massive 540 CID (8.8L) displacement for exceptional torque
- Quicksilver heavy-duty iron engine block
- Dart performance iron cylinder heads
- 800 CFM Holley 4-barrel carburetor
- Forged steel crankshaft and connecting rods
- Roller camshaft for improved durability and valve control
- Thunderbolt V ignition with knock control
- Engine oil cooler and circulating water pump
- Designed for MerCruiser Bravo sterndrive applications
- Genuine Mercury MerCruiser engineering
The MerCruiser 540 Bravo 450HP 8M0113304 price depends on engine configuration, included accessories, and shipping destination. Coastal Wave Marine provides customized quotations based on your vessel specifications and performance requirements.
Bravo Sterndrive Compatibility
The MerCruiser 540 Bravo has been engineered specifically for MerCruiser Bravo and Mercury Racing Hi-Performance sterndrive applications, delivering exceptional torque capacity and reliable power transfer for offshore boats, high-performance cruisers, and performance sport boats.
Table Technical Specification
| Technical Specification | Value |
|---|---|
| Engine Model | MerCruiser 540 Bravo |
| Mercury Part Number | 8M0113304 |
| Engine Type | 4-Stroke Big Block V8 Marine Gasoline Engine |
| Maximum Output | 450 HP @ 4600–5000 RPM |
| Displacement | 540 CID (8.8 L) |
| Cylinder Configuration | V8 |
| Fuel System | 800 CFM Holley 4-Barrel Carburetor |
| Compression Ratio | 9.0:1 |
| Engine Block | Quicksilver Iron Block (4-Bolt Main) |
| Cylinder Heads | Dart Iron Cylinder Heads |
| Crankshaft | 4340 Forged Steel |
| Connecting Rods | Forged Steel |
| Camshaft | Roller Camshaft |
| Valve Size | 2.25″ Stainless Steel Intake |
| Ignition System | Thunderbolt V with Knock Control |
| Fuel Pump | Mechanical |
| Cooling System | Circulating Water Pump with Engine Oil Cooler |
| Starter Harness | 10-Pin Harness Included |
| Recommended Fuel | 87 Octane Unleaded |
| Compatible Drive | MerCruiser Bravo & Hi-Performance Sterndrive |
| Boat Applications | Offshore Boats, Performance Boats, Sport Cruisers, High-Performance Recreational Vessels |
What’s Included
The MerCruiser 540 Bravo 450HP is supplied with:
- Distributor
- Flame arrestor
- Harmonic balancer
- Flywheel
- Oil pan
- Fuel pump mounted to seawater pump
- 10-pin wiring harness
- Circulating water pump
- NGK spark plugs
- Marine spark plug wires
- Engine oil cooler
- Oil thermostat
- Fuel filter
- Dipstick
- Oil filter
- Ignition coil
- Factory-filled with Mercury Racing 25W-50 engine oil
What’s Not Included
The engine package does not include:
- Engine mounts
- Water hoses
- Exhaust manifolds
- Front dress components
- Bellhousing
- Cooling system
- Power steering cooler
- Starter motor
- Alternator
- Engine coupler
- Drive pulleys
Ideal Boat Applications
The MerCruiser 540 Bravo marine engine is widely used in:
- Offshore performance boats
- High-performance sport boats
- Express cruisers
- Performance catamarans
- High-speed recreational vessels
- Performance sterndrive boats
- Heavy-duty offshore applications
Its enormous torque output and premium internal components make it one of the most capable MerCruiser boat engines for demanding marine performance.
Why Buy from Coastal Wave Marine?
Coastal Wave Marine supplies genuine MerCruiser marine engines to customers worldwide, supporting boat owners, marine performance shops, boat builders, and dealerships with trusted propulsion solutions.
When you purchase from Coastal Wave Marine, you receive:
- Genuine factory-new MerCruiser engines
- Complete performance engine packages
- Competitive international pricing
- Worldwide shipping and export documentation
- Professional technical consultation
- Repower compatibility assistance
- Dedicated after-sales customer support
Warranty & Quality Assurance
Every MerCruiser 540 Bravo 450HP marine engine supplied by Coastal Wave Marine includes the standard Mercury MerCruiser manufacturer warranty, providing factory-backed confidence and dependable long-term reliability.
Extended warranty options may also be available depending on your location and engine application. Every engine is professionally inspected before shipment to ensure it meets manufacturer specifications and arrives installation-ready.
Frequently Asked Questions
Is the MerCruiser 540 Bravo suitable for offshore performance boats?
Yes. This engine is specifically designed for high-performance Bravo sterndrive and offshore recreational boating applications.
Is this a good repower option for an older big-block MerCruiser?
Absolutely. It is one of the most respected MerCruiser replacement engines for upgrading older carbureted big-block propulsion systems.
Can this engine operate in saltwater?
Yes. When maintained according to Mercury MerCruiser recommendations, it is suitable for both freshwater and saltwater applications.
Is this a genuine new MerCruiser engine?
Yes. Coastal Wave Marine supplies genuine factory-new MerCruiser marine engines backed by the manufacturer’s warranty.
Can your technical team verify compatibility before purchase?
Yes. We can confirm compatibility with your existing Bravo sterndrive, transom assembly, and vessel specifications before ordering.
Request a Quote & Availability
If you’re looking for a MerCruiser 540 Bravo 450HP 8M0113304 for sale, Coastal Wave Marine can provide current availability, competitive pricing, worldwide shipping, and expert technical guidance. Whether you’re replacing an aging big-block engine, upgrading your offshore performance boat, or completing a high-performance marine build, our experienced team is ready to help you select the ideal propulsion package. Contact us today to request a personalized quotation, confirm stock availability, and discuss delivery options for your location.






