Belly Buster

Belly Buster Clutch Weights for Polaris Snowmobiles

EPI Belly Buster clutch weights are designed to improve the performance and durability of your Polaris snowmobile. Whether you want stronger low-end pull, a smoother midrange or the ability to fine-tune your setup, there’s a Belly Buster weight for every riding style. Made from billet tool steel, heat treated and plated for extended life, these weights outperform stock components and maintain crisp throttle response and backshift.

Belly Buster Original Weights – All P85 and P90 Clutches

The Original Belly Buster weights are built for an aggressive riding style. They enhance low and midrange pull while delivering a more dynamic upshift, making them ideal for riders who want a noticeable performance boost over stock weights.

Belly Buster Adjustable Weights – All P85 Clutches

Adjustable weights offer three positions per weight and up to 16 grams of adjustment per arm. Using lightweight magnets, you can fine-tune performance for horsepower levels and altitude changes. These are perfect for riders who want a customizable feel for different conditions.

Belly Buster Pro Weights – All P85 Clutches

The Pro series is designed for high horsepower and torque engines. They provide strong pull throughout the powerband while maintaining backshift and throttle response. These weights are ideal for riders seeking maximum performance and long-term durability.

Belly Buster Pro P22 Series Weights – 2023-2024 900 9R RMK Models

Designed for the P22 clutch on 2023-2024 900R models, these weights improve low and midrange pull, spool up faster and enhance backshift and throttle response. They’re a durable, high-performance upgrade over stock Polaris 14 series weights.

Belly Buster Pro T Series Weights – 2022-2023 Polaris Turbo Models

Built for P22 clutches on Polaris Turbo models, these weights deliver stronger low-end and midrange pull while maintaining crisp throttle response. They’re a durable and high-performing replacement for OEM 14 series weights, perfect for riders looking for consistent performance in demanding conditions.