Description

Yamaha 255XE 1800 Jet Boat Engine Build Core 2021–2025

The Yamaha 255XE is a top-level jet boat that requires an engine capable of delivering unmatched performance. At REV6, we offer a precision-built 255XE 1800 Jet Boat engine core designed for 2021–2025 models. Each engine is remanufactured with upgraded components, careful machining, and thorough inspections. The result is superior reliability and long-term performance you can trust.

Premium Features & Upgrades

Our rebuild process combines proven craftsmanship with upgraded components. As a result, every REV6 engine delivers stronger durability and smoother performance. Key upgrades include:

• Upgraded Forged Crankshaft Assembly – Better oil flow, strength, and wear resistance
• Brand-New Cylinder Assembly – Designed for OEM compatibility
• High-Strength Forged Nitride Valves – Built to handle high RPM durability
• Manganese Bronze Valve Guides – Longer life and reduced oil consumption
• Fully Rebuilt & Machined Cylinder Head – Decked, shimmed, and leak-tested for a proper seal
• Heat-Resistant Valve Stem Seals – Designed to withstand extreme heat
• Factory-Spec Camshafts – Ensures proper timing and power delivery
• Upgraded Main & Balance Shaft Bearings – Adds long-term reliability
• Heavy-Duty Timing & Oil Pump Chains – Stronger, smoother, and built to last
• Complete Oil Pump Assembly & Chain Tensioner – Maintains efficiency under demand
• Inspected & Machined Engine Cases – Verified for cracks, wear, and structural integrity

Build Core Engine – Important Details

This listing is for a Build Core Engine. It is not a ready-to-install unit. A usable core must be provided for remanufacturing. The core must be complete, free from severe cracks, and without missing major components.

For clarity on acceptable cores and shipping, review our Help Center before purchase.

Warranty Protection

All REV6 engines come with dependable coverage:

• 1-Year Warranty Included – Standard coverage with every engine
• 2-Year No-Fault Warranty Option – Upgrade for $450 and receive replacement coverage regardless of cause

See our complete warranty policy for details.

Expert Quality Control

Each engine is assembled by one technician and then inspected by another for accuracy. This double-check system, backed by over 50 years of combined industry experience, ensures your 255XE engine is built to perform beyond OEM standards.

For more information, start with our Engine Rebuild Kit Guide. You can also visit our FAQ page or contact us directly for support.