New Mercury 370 HP 6.2L Jet Inboard Engine

Experience the ultimate in performance, reliability, and engineering with the new Mercury 370 HP 6.2L Jet Inboard Engine for sale built for marine applications, this high-displacement V8 engine delivers powerful thrust and acceleration with superior noise and vibration reduction. Featuring an aft-facing throttle body, vibration-dampening mounts, and cutting-edge SmartCraft technology, this inboard jet engine is ideal for boaters demanding quiet operation and confident control.

Backed by Mercury’s exceptional warranty coverage and supported by a global service network, this inboard solution is ready for any adventure—whether you’re navigating rivers, lakes, or coastal waters.

Included

• Mercury 6.2L V8 370 HP Jet Inboard Engine

• Integrated SmartCraft PCM 112 system

• Electric start system with Smart Start feature

• Performance-tuned long-runner intake manifold

• Freshwater cooling system

• Air-actuated four-plug water drain system

• Through-transom exhaust system

Features

• 370 HP Output: High-performance V8 delivers exhilarating power and quick planing.

• SmartCraft Engine Control: Adaptive Speed Control maintains consistent RPM regardless of conditions.

• Quiet Operation: Aft-facing throttle body reduces intake noise; custom mounts dampen vibration.

• Easy Maintenance: Top-front service points simplify upkeep and routine checks.

• Freshwater Cooled: Efficient cooling system enhances longevity and performance.

• Global Service Access: Supported by Mercury’s extensive dealer network worldwide.

• Corrosion-Resistant: Includes industry-exclusive 3-year corrosion warranty.

• Extended Warranty: Eligible for a 4-year factory limited warranty when installed by an IQ-certified boat builder.

Mercury 370 HP Jet Inboard Engine Specifications

• Horsepower / kW: 370 HP / 276 kW

• Engine Type: V8, 2-valve/cylinder pushrod

• Displacement: 6.2 Liters

• Bore x Stroke: 4.0 x 3.75 in (101.6 x 95.25 mm)

• Max RPM (WOT): 4000–5400 RPM (may vary with jet pump configuration)

• Fuel Type: 90 RON (max 10% ethanol)

• Ignition System: SmartCraft PCM 112 Digital Inductive

• Alternator: 70 amp / 882 watt, belt-driven

• Starting: Electric Start with Smart Start

• Cooling System: Closed freshwater cooling

• Drain System: Air-actuated manual 4-plug “Season Extender”

• Exhaust: Through transom

• Oil System: Integrated wet sump

• Recommended Oil: NMMA Certified FCW 25W-40 Synthetic Blend

• Dimensions (L x W x H): 43.5″ x 30″ x 30″ (1104.9 x 762 x 762 mm)

• Dry Weight: 935 lbs (424 kg)

Benefits

• Superior Power & Torque: Excellent for heavy-duty marine use or high-thrust applications.

• Quiet and Smooth: Comfort-focused design ensures a better onboard experience.

• Worry-Free Boating: Industry-best corrosion warranty and optional 4-year factory protection.

• Optimized for Jet Drive: Designed specifically for jet pump applications, ideal for shallow waters.

• Serviceability: Top-mounted service points save time and effort during maintenance.

• Smart Performance: Adaptive Speed Control for stable cruising in changing conditions.

FAQs

Q: Is this engine compatible with all jet pump brands?
A: The engine is compatible with most jet pumps, but RPM limits and impeller compatibility should be confirmed with your specific setup.

Q: Can I install this engine myself?
A: While it’s possible, we recommend professional installation for optimal performance and warranty coverage. Installation by an IQ-certified boat builder extends the factory limited warranty.

Q: Does this engine come with a service manual?
A: Yes, a downloadable and printable service manual is available. Printed copies can also be ordered through Mercury.

Q: Is the cooling system closed or raw water?
A: This engine features a closed (freshwater) cooling system, increasing corrosion protection and overall longevity.

Q: What’s the warranty on this engine?
A: A 3-year factory limited warranty plus a 3-year corrosion warranty comes standard. If installed by an IQ-certified boat builder, you’ll receive a 4-year limited warranty.