Name: 03-05 Yamaha YZ450F 95mm Cylinder 12.5:1 Wiseco Piston Crank Engine Rebuild Kit
SKU: CKQ858003058953
Availability: InStock

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4050,PWR139-100,WPC139,4785M09500,M1011,C3066,CBK0088,20001, M1011, WPC139, C3066, CBK0088, 4050, 193564111432, WB1069, B5000,K022, 808677, 822228, 20001, 4786M09500, 4785M09500 856D300 M1011, 4050, 808677, 5GR-17471-10-00, 90387-2513F-00, 90215-21001-00, 421-3067, 5TA-11181-00-00, 90430-06014-00, 5TA-11633-00-00, 93420-18082-00, 5TJ-11631-00-00, 5TA-11351-00-00, 5JG-11603-00-00, 822228, 811677, 5D3-13300-00-00, 5D3-15155-00-00, CR8EB, 871480, 1106-0146, M1011, K022, KN-141, CBK0088, TBK0067, 93306-20532-00, 93306-00426-00,80-81900, 80-80206, 80-80213H, 80-80215H, 80-80217H, 71014-5, 20001, 5TA-11311-00-00, 5TA-11311-12-00, 5TA-12111-00-00, 5TA-11631-00-00, 5TA-12112-00-00, 5TA-12121-00-00, 3GM-12126-00-00, 5TA-12113-00-00, 5TJ-11631-00-00, 5JG-11603-00-00, 5TA-11633-00-00, 93420-18082-00, 5TA-11351-00-00, 5TA-11193-00-00, 5TA-12114-00-00, 5BE-12117-00-00, 4GY-12117-00-00, 33M-12119-00-00, 4SV-12119-00-00

Revive the heart of your 2003-2005 Yamaha YZ450F and dominate the track with the Ultimate Motor Rebuild Kit designed for champions. Crafted for precision, durability, and unbeatable performance, this comprehensive kit includes everything you need for a top-to-bottom engine overhaul, delivering factory-like reliability with race-winning power upgrades.
Fits Yamaha YZ450F Models 2003, 2004, 2005 ONLY.

95mm Stock Bore Nikasil Plated Cylinder Built for performance and backed by a 1-Year Warranty for worry-free reliability.

Wiseco 95mm 12.5:1 Forged Piston Kit Engineered for high compression and raw power, includes rings, wrist pin, and circlips.

Wiseco Heavy Duty Crankshaft & Main Bearings Assembled for rugged endurance with premium Japanese-made Koyo or NTN bearings.

Complete Gasket & Seal Kits by Cometic and Wiseco Top-quality components for a leak-free, ultra-durable rebuild.

Kibblewhite Precision’s LegendaryRed Viton Valve Stem Seals Legendary seals trusted by professionals for extended performance under pressure.

Heavy-Duty Cam Timing Chain by Reliable timing for all-out throttle response.

Comprehensive Kit Warranty Every component is backed by a 1-Year Warranty to ensure unmatched confidence and peace of mind.

OEM Replacement

Replaces Yamaha OEM Part Numbers: 5TA-11311-00-00, 5TA-12111-00-00, 5TA-11631-00-00, 5TA-12112-00-00, 5TA-12121-00-00, 5TA-12113-00-00, 5TA-11633-00-00, 5TA-11351-00-00, 5TA-11193-00-00, 5TA-12114-00-00, 5BE-12117-00-00, 4GY-12117-00-00, 33M-12119-00-00, 4SV-12119-00-00

FAQs

Is this kit compatible with my 2003 YZ450F? Yes, this kit is designed for 20032005 Yamaha YZ450F models.
Can I use pump gas with the 12.5:1 compression piston? Yes, high-octane pump gas is suitable; race gas optional for max performance.
Does this kit include everything needed for a complete rebuild? Yes, it includes all top and bottom-end components required for a full engine overhaul.

All items are new, factory-sealed, and backed by full manufacturer warranty.

Whether youre looking to restore your YZ450F to its factory glory or push its limits on the track, this championship-grade rebuild kit offerspremium parts at the best valueguaranteed.

Get yoursnow and get riddingwith confidence!

: The Best Parts. The Best Performance. The Best Price.

BRAPPPPPPPPPP!

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03-05 Yamaha YZ450F 95mm Cylinder 12.5:1 Wiseco Piston Crank Engine Rebuild Kit

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