New Genuine PAI Gasket Kit P/N EGS-3903.

Alternative and other replacement reference part numbers:  Mack 25503121, 85134474, 57GC2119.

Description:  Lower Gasket Kit.

Includes: Please see Picture #3.  Thank you.

Application:  Mack E7 (PLN) / early E7 Natural Gas engine applications.

Please Contact us with the Truck Serial Number(VIN) and the Engine Serial Number(11GBA#) if you have any doubt this is the correct part, or please contact your local OEM dealership for correct part number to ensure correct part.

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