Description

Yamaha 190 FSH Deluxe 1800 Jet Boat Engine 2016–2022

When your jet boat needs a new heart, don’t settle for anything less than a proven rebuild. REV6 delivers precision-built engines that meet or exceed OEM standards, designed for durability and long-lasting performance on the water. Each unit goes through strict inspection, expert machining, and is backed by our industry-leading warranty.

Premium Features & Upgrades

• Upgraded Forged Crankshaft Assembly – Improves oil flow, strength, and reliability under load.
• Brand-New Cylinder Assembly – OEM-level fit for smooth, consistent operation.
• Forged Nitride Valves – Built tough for high-RPM performance and reduced wear.
• Manganese Bronze Valve Guides – Outlast standard steel and help cut oil consumption.
• Re-machined Cylinder Head – Decked, shimmed, and leak-down tested for a perfect seal.
• Heat-Resistant Valve Stem Seals – Engineered to withstand extreme heat cycles without failure.
• Factory-Spec Camshafts – Maintains proper timing and peak efficiency.
• Upgraded Main & Balance Shaft Bearings – Reinforced for smoother, longer-lasting operation.
• Heavy-Duty Timing & Oil Pump Chains – Strengthened components for dependable drive power.
• Complete Oil Pump Assembly & Chain Tensioner – Keeps the engine properly lubricated at all times.
• Precision-Machined Engine Cases – Inspected and tested to guarantee structural integrity.

Compatibility

Direct fit for:
Yamaha 190 FSH Deluxe 1800 Jet Boat (2016–2022)

Warranty & Reliability

• ✔ 1-Year Warranty included with every engine.
• ✔ 2-Year No-Fault Warranty available for $450 — total coverage, no questions asked.

Each engine is hand-assembled and double-inspected by our expert technicians. With over 50 years of combined powersports experience, REV6 engines are built to last.

Build Core Engine – Important Notice

This is a Build Core Engine. A good, rebuildable core is required to complete the remanufacturing process. Your core must be complete and free of cracks, excessive wear, or missing components. Unsure about your core? Visit our help center for guidance or contact us before purchasing.

Take Action

Secure your rebuilt Yamaha 190 FSH Deluxe 1800 Jet Boat engine today and get back on the water with confidence. Learn more about choosing the right option with our Engine Rebuild Kit Guide or check our FAQ for quick answers.