880878 Mack BELT TENSIONER
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Used In These Kits
This part is included in 3 engine & overhaul kits — find yours below.
Suggested Additional Parts
Commonly sold with this product. These parts are sold separately.
| Brand | PAI Industries |
| Engine Make | Mack |
| Engine Model | MP7 · MP8 |
BELT TENSIONER
Fits:
- MACK MP8 ENGINES
- MACK D11 ENGINE
- MACK D13 ENGINE
- MACK MP7 ENGINES
OEM cross-references:
- MACK 21454379
- MACK 21568410
- MACK 21568413
- MACK 23669027
- VOLVO 20762060
Warranty: 24 months
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.