8.90 1.72mm - 5PK890172

These Hot Cams valve shims are precision-engineered replacement shims designed for accurate valve clearance adjustment during top-end rebuilds and routine valve maintenance. Maintaining correct valve clearance is critical for engine performance, longevity, and reliability in motocross and enduro applications. Hot Cams shims are a trusted choice for precise, repeatable valve shimming.

• Shim diameter: 8.90mm
• Shim thickness: 1.72mm
• Sold as a pack of 5
• Part number: 5PK890172
• Designed for use with Hot Cams and compatible OEM bucket-style valve train systems

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