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All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Free Shipping on orders over $69.99 to the continental 48 (Alaska & Hawaii orders, call 402-214-0706 to order).
All products have accurate in stock quantities listed, if it shows in stock it’s actually in stock!
Cylinder Works

Cylinder Works Cylinder Kit - 21009-K01 Yamaha YZ 250 1999-2024

MPN: 21009-K01 SKU: 0931-1163
Cylinder Works

Cylinder Works Cylinder Kit - 21009-K01 Yamaha YZ 250 1999-2024

MPN: 21009-K01 SKU: 0931-1163
Availability:
Only 3 left!
Cylinder kit includes matching Vertex pistons to ensure longevity, performance and reduced engine noise Cylinders have a nickel silicon carbide cylinder sleeve Look virtually identical to OEM cylinders Kit includes cylinder, pistons, rings, pin, clips and gaskets Made in the USA Cylinder does not require machine work (unless noted). Specs Compression Ratio Standard Overbore +5.60 mm Product Name Cylinder Kit Style Big Bore Cylinder Diameter 72.00 mm Color/Finish Gray Cylinder Diameter 72,00 mm Riding Style Off-Road Displacement 295 cc Material Aluminum Engine Type 2-Stroke Units Kit Material Cast Part Notes Kit Includes: • Cylinder • Cylinder Head • Power Valve Kit • Piston Kit • Top-End Gasket Kit • Wrist Pin Bearing.
Original price $1,195.95 - Original price $1,195.95
Original price
$1,195.95
$1,195.95 - $1,195.95
Current price $1,195.95

Product Details

Features

  • Cylinder kit includes matching Vertex pistons to ensure longevity, performance and reduced engine noise
  • Cylinders have a nickel silicon carbide cylinder sleeve
  • Look virtually identical to OEM cylinders
  • Kit includes cylinder, pistons, rings, pin, clips and gaskets
  • Made in the USA
  • Cylinder does not require machine work (unless noted).

Specs

Compression Ratio Standard
Overbore +5.60 mm
Product Name Cylinder Kit
Style Big Bore
Cylinder Diameter 72.00 mm
Color/Finish Gray
Cylinder Diameter 72,00 mm
Riding Style Off-Road
Displacement 295 cc
Material Aluminum
Engine Type 2-Stroke
Units Kit
Material Cast

Part Notes

  • Kit Includes:
  • • Cylinder
  • • Cylinder Head
  • • Power Valve Kit
  • • Piston Kit
  • • Top-End Gasket Kit
  • • Wrist Pin Bearing.

Product Description

Features

  • Cylinder kit includes matching Vertex pistons to ensure longevity, performance and reduced engine noise
  • Cylinders have a nickel silicon carbide cylinder sleeve
  • Look virtually identical to OEM cylinders
  • Kit includes cylinder, pistons, rings, pin, clips and gaskets
  • Made in the USA
  • Cylinder does not require machine work (unless noted).

Specs

Compression Ratio Standard
Overbore +5.60 mm
Product Name Cylinder Kit
Style Big Bore
Cylinder Diameter 72.00 mm
Color/Finish Gray
Cylinder Diameter 72,00 mm
Riding Style Off-Road
Displacement 295 cc
Material Aluminum
Engine Type 2-Stroke
Units Kit
Material Cast

Part Notes

  • Kit Includes:
  • • Cylinder
  • • Cylinder Head
  • • Power Valve Kit
  • • Piston Kit
  • • Top-End Gasket Kit
  • • Wrist Pin Bearing.

Part Numbers
Store SKU MFR. Product # Availability
0931-1163 21009-K01 In Stock
Fitment
This product is vehicle specific. Select your vehicle to confirm fitment.

This Product Fits

Fitment Disclosure

This quick reference fitment information is provided to direct you to our catalog information and the manufacturer's information. Consult manufacturer publication(s) and/or website(s) for specific fitment and application information and other important information. This fitment information is based upon the stock version of the motorcycle or unit referenced and any accessory added or other modification could invalidate the quick reference information provided.

Features

  • Cylinder kit includes matching Vertex pistons to ensure longevity, performance and reduced engine noise
  • Cylinders have a nickel silicon carbide cylinder sleeve
  • Look virtually identical to OEM cylinders
  • Kit includes cylinder, pistons, rings, pin, clips and gaskets
  • Made in the USA
  • Cylinder does not require machine work (unless noted).

Specs

Compression Ratio Standard
Overbore +5.60 mm
Product Name Cylinder Kit
Style Big Bore
Cylinder Diameter 72.00 mm
Color/Finish Gray
Cylinder Diameter 72,00 mm
Riding Style Off-Road
Displacement 295 cc
Material Aluminum
Engine Type 2-Stroke
Units Kit
Material Cast

Part Notes

  • Kit Includes:
  • • Cylinder
  • • Cylinder Head
  • • Power Valve Kit
  • • Piston Kit
  • • Top-End Gasket Kit
  • • Wrist Pin Bearing.