Description
Genuine Detroit Diesel OEM exhaust manifold gasket, factory part number 23533983, for Series 50 and Series 60 on-highway engines. Seals the manifold-to-cylinder-head joint against the high exhaust temperatures and gas pressures of heavy-duty diesel operation. Cross-references include PAI 631293 and Interstate-McBee A-23533983.
Specifications
| Manufacturer | Detroit Diesel |
|---|---|
| Part Number | 23533983 |
| Part Type | Exhaust Manifold Gasket |
| Engine Compatibility | Detroit Diesel Series 50 and Series 60 (12.7L and 14L) |
| Sealing Location | Exhaust manifold to cylinder head |
| Sold | Individually (Series 60 typically uses 3 per engine; Series 50 uses 2) |
Cross References
This part replaces or is equivalent to the following part numbers:
- PAI Industries: 631293
- Interstate-McBee: A-23533983
Applications
This exhaust manifold gasket fits the following engines:
- Detroit Diesel Series 50 8.5L (1993–2003)
- Detroit Diesel Series 60 12.7L (1987–2007)
- Detroit Diesel Series 60 14.0L (2001–2011)
Representative vehicles using these engines:
- Freightliner Classic, FLD, Century Class, Columbia (1987–2011)
- Western Star 4900, 5900 (1990–2011)
- Sterling A-Line, L-Line (1998–2009)
- Detroit Series 50 transit and school bus chassis (1993–2003)
Verify your engine serial number and manifold port configuration before ordering to confirm fitment.








