Description

The Polaris Big Boss 500 engine rebuild kit 1998–1999 gives you the core components needed to bring worn internals back to stronger operating condition without multiple tear-downs, which helps cut return visits and labor costs. All parts are backed by a 1-year REV6 parts warranty.

THIS KIT INCLUDES

• STD piston kit
• Complete gasket kit
• Water pump rebuild kit
• Timing chain
• Upgraded tensioner/gasket

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Polaris Big Boss 500 Complete Engine Rebuild Kit 1998–1999

LEARN MORE & GET SUPPORT

Before you begin your rebuild, review our warranty policy. For rebuild tactics and practical tips, visit the REV6 blog. Quick answers are available on our FAQ page, or contact us for hands-on support.

FITMENT

Polaris Big Boss 500
1998–1999

TAKE ACTION

Add this engine rebuild kit to your cart and take advantage of REV6’s nationwide shipping to get the internals you need for a dependable performance renewal.

We proudly support our veterans with dedicated discounts.