Vertex Complete Engine Rebuild Kit WR00008 — Yamaha YZ250F 2016-2018

Vertex Complete Engine Rebuild Kit WR00008 — Yamaha YZ250F 2016-2018

Product Description

The Vertex complete engine rebuild kit provides a comprehensive, all-in-one package for riders looking to completely overhaul their four-stroke powertrain. Sourcing individual internal components for a complex 250cc engine can lead to missed parts and extended downtime. This kit eliminates the hassle by delivering every single component required for a high-level, professional bottom and top-end restoration inside a single box.

Engineered to match strict original equipment tolerances, this package features a Vertex standard compression piston kit combined with a heavy-duty crankshaft assembly. To ensure a complete renewal of all moving parts, the kit also integrates main bearings, a full transmission bearing set, a premium cam chain, water pump rebuild components, a countershaft bushing/seal kit, and a complete engine gasket configuration complete with all vital oil seals.

Top Features: Vertex Complete Engine Rebuild Kit

• Premium standard compression piston kit supplied with high-tensile rings, wrist pin, and secure clips.
• Heavy-duty stock-stroke crankshaft assembly engineered for maximum structural reliability at high RPMs.
• Comprehensive internal bearing layout covering main bearings, transmission shafts, and counter balancer units.
• All-inclusive sealing and drive hardware including a total gasket kit, complete oil seals, cam chain, and water pump rebuild components.

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

Fitment List

Year Range	Vehicle Brand	Vehicle Model & Sub-Model
2016-2018	Yamaha	YZ250F

Frequently Asked Questions

Q: Does this kit include a new cam chain for the 4-stroke valvetrain setup?
A: Yes, because this is a 4-stroke specific kit, a premium-grade replacement cam chain is included right in the box alongside the engine bearings and seals.

Q: Is the piston included designed to increase the engine's compression ratio?
A: No, this kit includes a standard compression piston kit designed to restore your YZ250F back to its original factory performance, compression parameters, and fuel requirements.

Expert Pro-Tip: Four-stroke engine rebuilds require absolute cleanliness and precise timing calibration. Before assembling the engine cases, thoroughly flush out the integrated oil passages in the crankcases to remove any metal debris from the previous engine failure. Additionally, always use a high-quality inch-pound torque wrench to sequence your case bolts and cylinder head nuts to exact factory specifications to prevent case warping or head gasket failures.

Recommended Pairings:

• Yamaha YZ250F Performance Parts & Upgrades
• Yamaha 4-Stroke Performance Parts

At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their bikes. Every order ships fast from our Central Florida location.

Moto-House MX – Choice of Champions – Clermont / Montverde, FL. Central Florida's premier powersports source with lightning-fast worldwide shipping.