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Specifications

The PAI Industries Manifold Gasket, part number 631293, is a steel-laminated, two-piece exhaust manifold gasket crafted specifically for Detroit Diesel Series 50 and Series 60 engines. Built to match OEM specifications, it serves as a replacement for Detroit Diesel part numbers 23533983 and 23539193, ensuring a precise fit and effective seal under demanding engine temperatures and exhaust pressures.



Manufactured in ISO 9001-certified facilities and proudly made in the USA, this gasket benefits from PAI’s longstanding reputation for durable, aftermarket engine components. Sold and distributed by Wofford Truck Parts, it is an ideal upgrade for professionals seeking reliable performance in heavy-duty truck applications.


Weight
0.56

Compatibility

Freightliner – FLD, Century, Columbia, Coronado, Argosy

Kenworth – T600, T800, W900

Peterbilt – 377, 378, 379, 386, 388

Western Star – 4700, 4900, and various highway/vocational models

Sterling – Acterra, A-Line

International/Navistar – select transit and line-haul models

Bus/Coach/RV/Specialty – various motorcoaches, transit buses, and RV conversions using Series 50/60 engines


Alternative Part Numbers

Detroit Diesel 23533983
Detroit Diesel 23539193
DDC23533983
DDP631293
PAI631293

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