S&S Cycle Outer Cam Drive Gear Kit for M8 Engines - Part 330-0621

The S&S Cycle Outer Cam Drive Gear Kit for M8 engines is an essential component for gear-driven cam setups that do not include secondary cam gears. This kit includes the outer cam drive gear, pinion drive gear, and mounting hardware necessary for proper installation. It is designed to ensure reliable operation and optimal timing for your Harley-Davidson M8 engine. Proper selection of gears and hardware is crucial for maintaining correct gear lash and engine performance. Oversized and undersized pinion gears are available separately to fine-tune gear lash, helping to minimize noise and ensure smooth operation. As with all gear-driven systems, users should expect some valve train noise, which is characteristic of these setups. It is important to follow all installation instructions provided by S&S and adhere to Harley-Davidson manual guidelines to prevent potential issues. Made in the U.S.A., this kit is built to high-quality standards, ensuring durability and consistent performance over time. Installation requires careful clearance checks, and the installer bears responsibility for verifying proper fit and function during assembly. This gear kit is suitable for experienced technicians or dedicated enthusiasts seeking to upgrade or replace their gear-driven cam components for improved engine performance and reliability.

Features:

• Includes outer cam drive gear, pinion drive gear, and mounting hardware for M8 engines

• Designed for gear-driven cam setups without secondary cam gears

• Compatible with oversized and undersized pinion gears (sold separately) for gear lash adjustment

• Manufactured in the U.S.A. with high-quality standards

• Requires proper clearance checks and adherence to installation procedures