Fuel Injection Pump Rebuild Kit for Delphi Lucas CAV DPA Tractor Engines

Product Specifications

Compatible Models

Tired of Fuel Injection Pump Failures on Your Tractor? Get the Genuine DPA Rebuild Kit for Reliable Engine Performance

Every unplanned tractor shutdown during planting or harvest season costs hundreds to thousands in lost labor, fuel, and missed deadlines. Counterfeit or low-grade rebuild kits fail within weeks — causing hard starts, power loss, and repeated pump disassembly. OEM parts take 3–4 weeks to arrive, halting field operations at peak demand.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This fuel injection pump rebuild kit meets original Delphi Lucas CAV DPA specifications for dimensional accuracy, material hardness, and sealing integrity. Built by ISO-certified factories and tested under load before shipment, it delivers consistent performance in real-world tractor applications — from hydraulic-assisted steering to PTO-driven implements. With 10 years’ experience supplying diesel engine components globally, we stock over 10,000 engine SKUs — including this DPA rebuild kit — ready for same-day dispatch.

Where This Part Works

This kit is engineered for high-duty-cycle agricultural tractors operating in dusty, humid, and temperature-variable environments — such as rice paddies, cornfields, and vineyards. It sustains precise fuel metering under fluctuating loads (e.g., loader attachment work or ploughing), where even 2% delivery deviation causes smoke, misfire, or governor instability. A properly rebuilt DPA pump ensures stable idle, smooth acceleration, and full torque across RPM range — critical for field efficiency and operator safety.

Engineering Details That Matter

The plunger barrel assembly uses hardened alloy steel (HRC 58–62) to resist scuffing and wear under high-pressure diesel injection cycles. All O-rings and gaskets are NBR rubber rated for continuous exposure to ultra-low-sulfur diesel (ULSD) and bio-blend fuels up to B20. The governor spring set is pre-calibrated to match original torque curve response, preventing over-fueling at high RPM. Dimensional tolerances are held within ±0.01 mm on all mating surfaces — ensuring zero leakage and perfect interchangeability with factory-installed DPA pumps without re-timing or adjustment.

The Real Cost of Wrong Parts

A $35 counterfeit kit may seem economical — but leads to premature injector coking, erratic rail pressure, and eventual pump seizure requiring full replacement. Industry data shows non-OEM-equivalent kits reduce DPA pump service life by 40–60%, increasing total cost of ownership (TCO) by 2.3× over 2 years. In contrast, our fuel injection pump overhaul kit for tractor meets ISO 4024 and SAE J1939 signal interface standards, delivering predictable performance and reducing downtime risk. Every kit is traceable to its certified production batch — no generic “one-size-fits-all” compromises.

Why Customers Trust XUNPO

Packaging & Shipping

• Sealed retail box with anti-corrosion oil coating, individual component labeling, and molded EVA foam inserts
• In-stock items ship within 2–5 working days after order confirmation
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — selected per customer requirement
• Real-time tracking number provided upon dispatch
• MOQ: 1 piece — supports urgent field repairs and small-scale workshops

Get Your DPA Rebuild Kit Now

Your tractor can’t wait — and neither should your order. Send us your machine model, current pump part number (e.g., 7123-576L), and required quantity. You’ll receive a competitive quote within 24 hours. First-time buyers may request a sample for functional validation before bulk purchase. Every day your engine runs on substandard parts is a day closer to costly breakdowns — act now to secure OEM-equivalent reliability.

Frequently Asked Questions