Harddrive Rocker Box Base Gasket - FOR 820-51583 Sold Each.

Harddrive rocker box base gasket for V-twin motorcycles, sold individually. Seals the rocker box base to prevent oil leakage and maintain engine compression in big-twin engines.

Features

• Individual gasket — order quantity needed for your job
• Fits V-twin motorcycle engines
• Genuine Harddrive OEM-replacement part

Specifications

• Brand: Harddrive
• Manufacturer Part #: 302108
• UPC: 191361073823
• Length: 7.05 in
• Width: 10.05 in
• Height: 0.45 in
• Weight: 0.17 lbs
• Country of Origin: China (Taiwan)

Fitment

Fits V-twin motorcycle engines. Verify your rocker box assembly part number before ordering to ensure compatibility with your specific model and year.

Frequently Asked Questions

How many gaskets do I need?

One per rocker box base. Most V-twin engines have two rocker boxes (one per head), so you'll typically need two gaskets.

Is this a direct OEM replacement?

Yes — Harddrive manufactures this to OEM specification as a direct replacement for stock rocker box base gaskets.

Do I need any special tools to install it?

Basic hand tools and gasket scraper are sufficient. Follow your engine manual's torque spec when reinstalling the rocker box base.

What's the part number for the matching rocker box?

This gasket pairs with rocker box part 820-51583. Check your assembly documentation to confirm you have the correct rocker box.