DNJ
DNJ 2002 Chevrolet Express 3500 8.1L Oil Pump
DNJ 2002 Chevrolet Express 3500 8.1L Oil Pump
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- Ships direct from the brand or supplier
- Tracking emailed when it ships
- Free fitment check before you order
Listed for: Chevrolet Express 3500Fitment notes & questions
DNJ 2002 Chevrolet Express 3500 8.1L Oil Pump, listed for 2002 Chevrolet Express 3500 with the 8.1L engine. The oil pump pushes oil to the bearings, cam and valvetrain, building the pressure the engine needs to survive.
Quick facts
- Brand: DNJ
- Part type: Oil pump
- Listed for: 2002 Chevrolet Express 3500
- Engine: 8.1L
- Engine code: VIN G N/R 16V OHV
- Part number: OP3181_13
Listed fitment
- [2001-2007] GM / V8 / 8.1L / 496 OHV 16V [(VORTEC)]
Good to know
- Warranty terms: 12 month or 12,000 mile warranty whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
Tip: Prime the new pump with oil before installation so it picks up quickly on first start.

Before you order: Chevrolet Express 3500 oil pump fitment
The oil pump pushes oil to the bearings, cam and valvetrain, building the pressure the engine needs to survive.
Fitment notes
- Listed for: Chevrolet Express 3500.
- Engine: check the engine size listed against your vehicle's VIN or under-hood label.
- Specs, lead time and warranty come from DNJ and can change. The details above this guide are the latest we have.
Not sure it fits? Tell us exactly what you drive and we'll confirm fitment first. It's free and saves a return.
Ask about fitmentPlan the whole job
- Oil pan gasket. The pan usually comes off for this job.
- Oil and filter. Start fresh after the job.
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