Cylinder Works Big Bore Gasket Kit - Yamaha YZ250F / WR250F (2001-2013)
Cylinder Works Big Bore Gasket Kit - Yamaha YZ250F / WR250F
Complete top end gasket kit for Cylinder Works big bore cylinders. Designed for +3mm overbore applications on Yamaha 250F engines. Made in the USA.
What's Included
- Complete top end gasket set
- Head gasket
- Base gasket
- All required seals and O-rings
Piston, rings, and cylinder sold separately.
Key Features
Direct fit for Cylinder Works big bore kits. No machine work required. Gaskets are precision cut for a perfect seal. High-quality materials handle extreme heat and pressure. Made in USA by Cylinder Works.
Specifications
- Type: Top End Gasket Kit
- Style: Big Bore (+3mm)
- Engine Type: 4-Stroke
- Material: Nikasil compatible
- Weight: 0.16 lbs
Fitment
Yamaha YZ250F: 2001-2013
Yamaha WR250F: 2001-2013
Why Cylinder Works?
Cylinder Works is a trusted name in powersports engine components. Their cylinders and gasket kits are manufactured in the USA to strict tolerances. Used by professional racers and weekend riders who demand reliability.
📦 Shipping Information
In-Stock Items:
- Most parts ship next business day
- Modquad parts: Monday–Thursday dispatch
Made-to-Order Items:
- Custom swingarms & A-arms: 2–4 weeks
- EVP exhaust systems: 2–4 weeks
- Sneakers: 1–2 weeks
Stock Guarantee: Items marked "In Stock" ship immediately. Made-to-order items are built fresh for you.
Questions? Contact us—we respond within 24 hours.