Tapered Thread Pipe Plug, PAI EPP-3566 (OEM 49AX226), Pack of 5
Used In These Kits
This part is included in 2 engine & overhaul kits — find yours below.
| Brand | PAI Industries |
| Engine Make | Detroit |
| Engine Model | Series 50 · Series 60 |
Pack of 5.
PAI EPP-3566. Steel tapered-thread pipe fitting plug with 1 inch-11-1/2 thread, .77 inch length and 1/2 inch square.
Manufacturer application table: DETROIT DIESEL 50 SERIES DETROIT ENGINES; DETROIT DIESEL 60 SERIES DETROIT ENGINES; MACK E6.
Manufacturer product cross-references
CATERPILLAR 8T6761
DETROIT DIESEL 23511574
MACK 49AX226
CUMMINS S-962
CUMMINS S962
CUMMINS 3008470
GMC TRUCK 23511574
DETROIT DIESEL 8924750
CATERPILLAR 3B0551
MACK 20704760
DETROIT 23511574
GMC 23511574
DETROIT 8924750
Compare the complete part number and listed specifications with your required part before ordering.
Fits:
- DETROIT DIESEL 50 SERIES DETROIT ENGINES
- DETROIT DIESEL 60 SERIES DETROIT ENGINES
- DETROIT DIESEL E6 2 VALVE ENGINES
OEM cross-references:
- CATERPILLAR 8T6761
- DETROIT DIESEL 23511574
- MACK 49AX226
- CUMMINS S-962
- CUMMINS S962
- CUMMINS 3008470
- GMC TRUCK 23511574
- DETROIT DIESEL 8924750
- CATERPILLAR 3B0551
- MACK 20704760
Warranty: 24 months
These catalog references may identify this part or components in an assembly. A listed number alone does not confirm whole-assembly interchange or vehicle fitment. Confirm the required part before ordering.
| Number |
|---|
| CATERPILLAR 8T6761 |
| DETROIT DIESEL 23511574 |
| MACK 49AX226 |
| CUMMINS S-962 |
| CUMMINS S962 |
| CUMMINS 3008470 |
| GMC TRUCK 23511574 |
| DETROIT DIESEL 8924750 |
| CATERPILLAR 3B0551 |
| MACK 20704760 |
| PAI EPP-3566 |
No cross-reference numbers match that search.
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Most PAI parts carry a 2-year unlimited-mileage PAI warranty — 3 years on the High Performance tier, 1 year on Excel by PAI. See Warranty & Returns for full coverage terms, or call a specialist to confirm the exact coverage on this part.
PAI published warranty tiers: High Performance — 3-Year · Genuine PAI — 2-Year · Excel — 1-Year, unlimited mileage. The badge beside the price shows this product's recorded term; when no badge is shown, confirm coverage with a specialist.


