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Home/Cummins B-Series Parts — ISB, 6BT, 4BT & QSB/171812HP Cummins HIGH PERFORMANCE MAIN BEARING KIT
Cummins · Models: 4B / 6B / ISB
171812HP Cummins HIGH PERFORMANCE MAIN BEARING KIT
Commercial diesel bearings. Match the listed part and engine identifiers before ordering.
3-Year HP WarrantyPAI Industries
$307.78
In Stock
PAI Part #171812HP
JAK'S Part #JAKS-171812HP
| Brand | PAI Industries |
| Part Category | Engine Bearings |
| Sub-Type | Engine Bearing |
| Engine Make | Cummins |
| Engine Model | 4B · 6B · ISB |
HIGH PERFORMANCE MAIN BEARING KIT
Fits:
- CUMMINS 4B ENGINES 3.9
- CUMMINS 6B ENGINES 5.9
- CUMMINS ISB ENGINES
OEM cross-references:
- CUMMINS 3800291
- CUMMINS 3802071
Discovery models are listed below. Confirm the complete application and any ESN/CPL or size restrictions before ordering.
Cummins 4B 6B ISB
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.