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78mm High-Compression (12.9:1) Cylinder Kit with Wiseco Piston and Cometic Gaskets for Honda CRF250R (2004–2009) & CRF250X (2004–2017)

Original price was: $449.95.Current price is: $89.99.

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SKU: CRF250R CYLINDER KIT - C7185 - 4829M07800 Category: Brand:

Description

BRAND NEW CYLINDER PISTON KIT

REBUILD YOUR MOTOR WITH A TOP OF THE LINE COMPLETE TOP END CYLINDER KIT.

Magnum Nikasil cylinder block stock bore

Wiseco 4 Stroke Forged Series Piston Kit, 78.00 mm Bore, 12.9:1 CR

The Wiseco team has remained at the forefront of powersports performance through every era and evolution, including the development of high-performance 4-strokes. Today, Wiseco’s forged 4-stroke pistons are designed for each specific engine application and built to the tightest tolerances for the ultimate combination of performance and strength. Proven at every level of riding, Wiseco 4-stroke pistons are ready to deliver the power and reliability you’re looking for.

  • Engineered, forged, and machined in the USA in Mentor, OH
  • Designed and built for each specific 4-stroke powersports engine
  • Improved tensile strength of forged material optimizes strength and service life
  • Dedicated forgings allow for optimized strength-to-weight ratio
  • Includes high-quality piston rings, wrist pin(s), and circlips
Product Series

4 Stroke Forged Series

Included Components

Ring Set #7800YB, Wrist Pin #S686, CirClip #CW16

Bore Diameter

78.00 MM

Piston Diameter

77.95 MM

Compression Ratio Actual

12.9:1

Piston Material

2618

Skirt Coating

Yes

Piston Oversize

STD

Cometic Gasket EST Top-End Gasket Kits

Cometic Gasket EST (Extreme Sealing Technology) top-end gasket kits contain the most technologically advanced materials available to ensure a critical seal and superior durability that meet and exceed OE specifications. These Cometic Gasket EST top-end gasket kits are complete with a head gasket, a base gasket, and designated kits include reed, power valve, and exhaust gaskets. Cometic multi-layer steel head gaskets are comprised of two embossed Viton® coated stainless steel outer layers and a variable stainless center layer. The base gaskets are Viton® coated rubber with a steel core. Some of these kits include engine cover gaskets made from AFM material–a nitrile synthetic rubber that is bonded to an aluminum core.

Gasket Set Type:Top-end setHead Gaskets Included:YesBore (mm):79.000mmCompressed Thickness (in.):0.027 in.Cylinder Head Gasket Material:Multi-layer steelBase Gaskets Included:YesBase Gasket Material:Rubber coated steel coreIntake Gaskets Included:NoExhaust Gaskets Included:YesExhaust Gasket Material:Armor clad

KIT INCLUDES:

1x Magnum MX Nikasil Cylinder

1x 12.9:1 Forged Wiseco Piston kit (4829M07800)

1x Cometic gasket set C7185-EST

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