Extreme Sealing Technology Rocker Box Gasket Kit — EST, C9764

COMETIC Extreme Sealing Technology Rocker Box Gasket Kit — EST, C9764 – 86-90 Sportster

COMETIC
DS-172076
C9764
Complete gasket kit for both rocker boxes; includes gaskets, seals, O-rings and bolt seals. Made in the USA.
Hurry! only 15 items left in stock.
€38.41
€51.99
Save €13.58
local_shipping In stock, ships in 2-3 days
Quantity

  Delivery policy

In stock items will be shipped within 1-3 days.

  Return policy

You can return the products within 14 days for a full refund, check our returns policy.

Extreme Sealing Technology Rocker Box Gasket Kit provides a complete set of gaskets, seals and O-rings for servicing both rocker boxes. 🔧 🇺🇸

  • Premium materials used for specific applications to provide a long, service free life.
  • Kit includes all gaskets, seals, O-rings and quality bolt seals needed when servicing both rocker boxes.
  • Made in the USA.

This kit simplifies installation and helps restore proper sealing and engine performance.

: DS-172076
In Stock

Data sheet

Type
Rocker Box
Units
Kit
Brand
COMETIC
Material
Steel

Shipping Policy

Shipping Areas:

We ship to:

  • Spain (Peninsula and Balearic Islands)
  • European Union countries

We do not ship to the Canary Islands, Ceuta, or Melilla.

Shipping Times:

  • Spain (Peninsula): 2–4 business days
  • Balearic Islands: 3–5 business days
  • EU countries: 3–7 business days depending on destination

Shipping Costs:

Shipping costs are calculated automatically at checkout based on destination and weight.

Free shipping may be offered for qualifying orders, as specified on our website.

Order Processing:

Orders are processed within 1–2 business days after payment confirmation. Orders placed on weekends or public holidays are processed the next business day.

Delivery Issues:

If your order is delayed or arrives damaged, you must notify us within 14 calendar days. We will investigate the issue and offer a resolution in accordance with applicable consumer protection laws.

Return & Withdrawal Policy

Right of Withdrawal:

In accordance with Royal Legislative Decree 1/2007 (Ley de Defensa de los Consumidores y Usuarios), you have the right to withdraw from your purchase within 14 calendar days from the date of receipt, without giving any reason.

To exercise this right, contact us via email or through our website, providing your order number and contact details.

Return Conditions:

  • Products must be unused, in original condition and packaging.
  • Return shipping costs are the responsibility of the customer, unless the product is defective or sent in error.
  • Refunds will be issued within 14 days of receiving the returned goods.

Items Excluded from Return:

  • Custom or personalized products
  • Sealed items that were unsealed after delivery and are unsuitable for return due to hygiene (e.g. cosmetics, personal care)
  • Digital content delivered electronically once download or streaming has begun

If you want to return an item, please contact us first to give you detailed instructions.

This product fits the following vehicles. Use the filters below to narrow down the list if needed.

Manufacturer Model Family Year Notes
Harley Davidson Sportster Sportster 1986
Harley Davidson Sportster Sportster 1987
Harley Davidson Sportster Sportster 1988
Harley Davidson Sportster Sportster 1989
Harley Davidson Sportster Sportster 1990
Harley Davidson Sportster Sportster 1986
Harley Davidson Sportster Sportster 1987
Harley Davidson Sportster Sportster 1988
Harley Davidson Sportster Sportster 1989
Harley Davidson Sportster Sportster 1990
Harley Davidson Sportster Sportster 1986
Harley Davidson Sportster Sportster 1987
Harley Davidson Sportster Hugger Sportster 1988
Harley Davidson Sportster Hugger Sportster 1989
Harley Davidson Sportster Sportster 1990