Polaris Sportsman 90 Piston Sets - Wiseco - Forged Series, 49.00 mm Bore, 10.5:1 CR - `07-`14. A direct-fit piston kit engineered for the Polaris Outlaw/Sportsman 90 (2007–2014) that supplies the components needed for a proper rebuild or upgrade.

This Wiseco Forged Series piston is made for riders who want durable, serviceable components without guessing compatibility. The forged construction increases material strength and resistance to wear under higher stress compared with cast pistons. Each kit ships complete with wrist pin, rings, and circlips so you have the parts required for installation. The 49.00 mm bore and 10.5:1 compression ratio match factory and many performance applications for the 90cc platform, offering dependable fitment and consistent combustion characteristics when used in compatible engines.

Features

• Forged construction for improved strength and longevity
• Complete kit: piston, wrist pin, rings, circlips included
• 49.00 mm bore with 10.5:1 compression ratio
• Direct fit for Polaris Outlaw/Sportsman 90 (2007–2014)
• Designed for ATV and small-displacement performance applications

If you have questions about fitment or application, call us directly — we’re happy to help: 512-982-9393 (TX) or 562-981-6800 (CA). We have two locations in Austin, Texas and the Los Angeles, California area where we offer installation and customization services on premises. If you are considering multiple items, contact us for shipping discounts. We install on premises at both locations.

CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov