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Vertex Piston

Regular: $159.95 - $232.95 Save 10%!
Sale: $143.95 - $209.95
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How To Video - Dirt Bike 4 Stroke Top End Installation

Product Details

Kits are cast aluminum alloy (not forged) with an 18-20% silicone content, which produces a light but strong piston. Piston skirts are Bisulphide-coated for faster break-in time and increased piston life. All pistons are heat-treated with a T-5 hardening

Specifications and Options

Brand Vertex
Bore Size 40.3, 54, 56, 64, 66.4, 68
Piston Size 40.25, 40.26, 40.27, 53.92, 53.93, 53.94, 53.95, 53.96, 53.98, 55.96, 55.97, 66.35, 66.36, 66.37, 66.38, 67.94, 67.96, 67.97
Configuration Single ring, Without reed hole on intake skirt
Notes Without lightened hole over the piston pin
Design Race, Replica

Q & A

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Will this fit a stock cylinder for an 86 kx 250?
Mark P on Sep 10, 2018
BEST ANSWER: Thank you for your question! Unfortunately Vertex does not offer a piston for your 1986 Kawasaki KX250. I have a attached a link to a Wiseco Piston that fits your KX. Please let us know if there is anything else we can do for you by contacting us by email at [email protected], Live Chat or by phone toll free at 1-888-339-3888. We are always more than happy to help.
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