Vertex Engine Rebuild Kit WR101-079 — Yamaha YFZ450 2006-2009 / 2012-2013

Vertex Engine Rebuild Kit WR101-079 — Yamaha YFZ450 2006-2009 / 2012-2013

Product Description

The Vertex Engine Rebuild Kit WR101-079 is the premier choice for a complete restoration of your Yamaha YFZ450 powerplant. Engineered to meet the high demands of ATV racing and aggressive trail riding, this kit ensures that your engine is rebuilt with precision-matched components for maximum reliability.

By providing a comprehensive set of parts—from the crankshaft and piston kit to the full gasket and bearing suite—Vertex eliminates the risk of mismatched components. This all-in-one solution is designed to restore your YFZ450 to factory-spec performance, ensuring you spend more time on the track and less time in the garage.

Top Features: Vertex Engine Rebuild Kit

• Complete Restoration: Includes crankshaft, piston kit, engine gasket kit with oil seals, main bearings, and transmission bearings.
• Full Service Capability: Contains critical components including a water pump rebuild kit, countershaft bushing/seal kit, and cam chain.
• OEM-Grade Quality: Every part is built to meet or exceed original equipment specifications for consistent operation.
• Standard Compression: Piston kit engineered to maintain factory power characteristics and long-term durability.
• Comprehensive Reliability: Includes counter-balancer bearings (where applicable) to keep your engine running smooth through every gear.

Please review the detailed compatibility data below to ensure an exact fitment match for your ATV before finalizing your purchase.

Fitment List

Year Range	Vehicle Brand	Vehicle Model
2006-2009, 2012-2013	Yamaha	YFZ450

Frequently Asked Questions

Q: Is this kit sufficient for a full bottom and top end rebuild?
A: Yes, the WR101-079 is a complete engine rebuild kit, providing all internal gaskets, bearings, the crank, and the piston necessary for a total engine overhaul.

Q: Does this kit include the water pump components?
A: Yes, it includes a dedicated water pump rebuild kit alongside the other vital engine seals and bearings.

Expert Pro-Tip: When replacing your crankshaft and bearings, always inspect your oil pump for any signs of wear. A fresh engine rebuild is only as good as the oiling system supporting it; using clean oil and a high-quality filter during the initial break-in period is critical for long-term reliability.

Recommended Pairings:

• Essential Off-Road ATV Tools
• Premium ATV Maintenance Chemicals

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