Description

Yamaha SX 240 HO 1800 Jet Boat Engine 2016–2020

Upgrade your watercraft with a professionally remanufactured Yamaha SX 240 HO 1800 engine built for reliability and performance. Every engine is precision-crafted, inspected, and tested to ensure it meets or exceeds OEM standards. Backed by our warranty coverage, you can ride with total confidence.

What This Engine Includes

• Upgraded forged crankshaft assembly for stronger oil flow and durability
• Brand-new cylinder assembly for smooth OEM-level operation
• Forged nitride valves built for high-RPM performance
• Manganese bronze valve guides that outperform standard steel
• Re-machined cylinder head, decked and leak-down tested for precision sealing
• Heat-resistant valve stem seals designed for extreme temperature conditions
• Factory-spec camshafts to keep timing accurate and dependable
• Upgraded main and balance shaft bearings for longer service life
• Heavy-duty timing and oil pump chains built for lasting strength
• Complete oil pump assembly with chain tensioner for consistent lubrication
• Precision-machined engine cases inspected for cracks, wear, and strength

Why Choose REV6

Our team of skilled technicians goes beyond a basic rebuild. Each Yamaha SX 240 HO 1800 engine is carefully assembled, tested, and refined to deliver superior reliability on the water. Plus, every purchase comes with nationwide shipping and access to our expert support team through the FAQ section and contact page.

Take Action

Trust REV6 to keep your Yamaha jet boat running stronger than ever. Not sure which kit or engine is right for you? Check out our engine rebuild kit guide or visit the help center for shipping and order details.

Thank you for trusting us with your rebuild — we know how much your time on the water means, and we’re proud to help keep you out there doing what you love.