This hard plastic valve cover gasket is a direct replacement for Cummins ISX engines, designed to provide a durable and leak-resistant seal between the valve cover and the cylinder head. Manufactured to OEM specifications, it is ideal for high-temperature, high-vibration diesel environments and ensures reliable long-term sealing performance.

OEM Cross Reference:

  • 4026507

Condition: Brand new, high-quality aftermarket replacement

Features & Benefits:

  • Precision-molded to match OEM fit and profile

  • Resistant to oil, heat, and pressure cycling

  • Rigid design prevents over-torquing and gasket distortion

  • Ensures a clean seal during valve adjustments or top-end service

  • Drop-in ready – no modifications needed

Weight

2.268 kg

Dimensions

We offer free standard ground shipping within the USA! If you need your parts in a hurry and would like to get them overnighted or expedited, please give us a call !

NOTE - CUT OFF TIME FOR SAME DAY SHIPPING IS 3PM CENTRAL TIME. ORDERS PLACED AFTER 3PM WILL SHIP OUT NEXT BUSINESS DAY. NEXTDAY SHIPMENTS THAT DO NOT ARRIVE ON TIME ARE NON-REFUNDABLE.
-FOR ORDERS INCLUDING HEAVY ITEMS(INFRAME KITS, HEADS,ETC.) PLEASE CHOOSE THE CORRECT SHIPPING AT CHECKOUT
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.

NOTE - All open orders will have a 20% restocking fee. All returns will have a shipping fee.
1 YEAR WARRANTY
American Express Apple Pay Diners Club Discover Google Pay Mastercard Shop Pay Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

CUMMINS ISX VALVE COVER GASKET(HARD PLASTIC) | OEM#4026507

$124.75

Engine Serial Number