Yamaha 100-Hour Service Kit for 4.2L V6 – F225XB, F250XB, F300XCB, F300UCB – Includes Oil Change Parts, Thermostats, Fuel Filters, Water Pump Repair Kit

YAMAHA OEM 100-Hour Service Kit for Yamaha 4.2L V6 B-Model Outboards
Fits Models: F225XB, F250XB, F300XCB, F300UCB & More

Includes Oil Change, Fuel System, Cooling, and Water Pump Maintenance Parts

Keep your Yamaha 4.2L V6 B-Model outboard engine performing at its best with this all-in-one 100-hour service kit. Designed for key models including F225XB, F250XB, F300XCB, and F300UCB, this kit includes genuine OEM partsand premium Yamalube lubricants for a complete, manufacturer-recommended maintenance service.

✅ OEM-Quality Maintenance in One Box

Each component is factory-certified for a perfect fit and optimal durability—preventing costly repairs and helping maintain engine performance and longevity.

✅ Kit Contents

Fluids & Lubricants

• (7) Quarts Yamalube 4M 10W-30 Marine Engine Oil

• (2) Quarts Yamalube HD 80W-90 Gear Lube

Filters & Gaskets

• (1) Oil Filter

• (1) Primary Fuel Filter

• (1) Fuel Separator Filter MAR-10MEL-00-00

• (1) Engine Drain Gasket

• (2) Lower Unit Drain/Fill Gaskets

Water Pump Components

• Gasket (6CE-44315-00-00)

• Impeller (6CE-44352-00-00)

• Woodruff Key (90280-04002-00)

• O-Rings (93210-94003-00, 93210-37M67-00)

• Oil Seals (93104-22M07-00) x2

• Housing Covers (6AW-44312-00-00) x2

• Damper Seals 1 & 2 (6AW-44365-01-00, 6AW-44366-01-00)

Fuel System Components

• Fuel Filter (6CB-24501-01-00)

• Primary Fuel Filter (6P3-WS24A-01-00)

• Gasket (6P3-24564-00-00)

• O-Ring (6CB-13016-00-00)

Cooling System

• (2) Thermostats (6CE-12411-00-00)

• (2) Gaskets (6CE-12427-11-00)

Anodes & Hardware

• (1) Anode (6G5-45251-02-00)

• (2) Plate Anodes (6G5-44526-00-00)

• (4) Mounting Bolts (97E95-06525-00)

• (1) Trim Tab (6CE-45373-00-00)

• (1) Trim Tab Bolt (90105-10M00-00)

• (1) Cotter Pin (91490-40030-00)

Spark Plugs

• (6) NGK LFR6A-11 Spark Plugs (94702-00400-00)

Accessories

• Oil Change Reminder Decal

• Paper Funnel

• Gear Lube Pump

✅ Engine Compatibility

Specifically designed for Yamaha 4.2L V6 B-Model outboards, including:

• F225XB / LF225XB / F225NCB / F225XCB

• F250NCB / F250NSB / F250XB / LF250XB / F250XCB / LF250XCB / F250XSB / LF250XSB

• F300NCB / F300NSB / F300XCB / LF300XCB / F300XSB / LF300XSB / F300UCB / LF300UCB / F300USB / LF300USB

Specifications:

• Oil Viscosity: SAE 10W-30 FC-W

• Liquid Volume: 946 ml/quart

• Flash Point: 430°F

• Vehicle Service Type: Marine

• OEM Part Numbers Included: LUB-MRNXL-KT-10, 6CE-W006A-00-00, LFR6A-11, ACC-GLUBE-HD-QT, N26-13440-03-00

• Package Dimensions: 15" x 12" x 12"

• Weight: 15 lbs

• Country of Origin: USA

What's in the box:
Oil, Spark Plugs, Fuel Filters, Oil Filter, Drain Gaskets, Thermostats, Gear Lube, Paper Funnel, Reminder Decal, Water Pump Parts, and Hardware.