Product Description

This professional heavy-duty high-pressure common rail diesel pump is built for commercial trucks and passenger transport vehicles, serving as a durable power core to deliver consistent powerful hauling capacity. Adopting high-precision plunger pumping architecture, it maintains full, stable rail pressure under all operating conditions. After replacement, sluggish takeoff under heavy loads is completely eliminated, with tight, responsive throttle feedback. It delivers steady, abundant pulling torque when climbing with full cargo, providing reliable power support for long-distance intensive transportation operations.

Product Advantages

Precise High Rail Pressure Supply Fully Unlocks Heavy-Duty Engine Potential

Calibrated to meet strict fuel supply demands of medium & heavy commercial vehicles under long-hour high-load operation. The high-pressure pump responds to power demands within microseconds, sustaining perfectly balanced pressure inside the common rail system even under extreme conditions such as fully loaded mountain climbing or high-speed long-haul cruising. It enables complete diesel combustion and drastically mitigates power degradation.

Shear-Resistant Hardened Core Assemblies Prevent Wear from Poor-Quality Fuel

To address inconsistent fuel quality encountered during commercial transportation, all internal core plunger assemblies and one-way valve components are forged from aerospace-grade steel, enhanced via advanced carbonitriding and special surface hardening coatings. This process delivers exceptional wear and shear resistance, blocking erosion caused by tiny fuel impurities and moisture, and effectively preventing internal leakage over long service cycles.

1:1 OE Calibration for Damage-Free Direct Fit & Instant ECU Self-Diagnosis Pass

Mass-produced with high precision strictly complying with original OE technical specifications and dimensional standards. Flange positioning angles, drive shaft keyway dimensions and electrical pins of the Suction Control Valve (SCV) achieve 100% physical and electrical matching with OEM parts. Direct bolt-on installation without extra modifications instantly clears dashboard fault codes triggered by abnormal oil pressure.

Parameter Table

Compatible Equipment & Vehicle Models

This high-pressure common rail fuel pump fits trucks, buses and partial off-road construction machinery equipped with Hino J05E, J08E and equivalent medium/heavy-duty electronic common rail diesel engines:

· Hino Trucks 300 & 500 Series Medium & Heavy Trucks (J05E / J08E turbo engine variants)

· Kobelco Excavators: Medium & large tracked hydraulic excavators powered by Hino J05E / J08E engines (SK200-8, SK210-8, SK250-8, SK260-8 etc.)

· Large & Medium Commercial Coaches / City Buses with matching Hino common rail diesel engines

Professional Selection Tip: Hino J05E/J08E engines are widely equipped across massive equipment fleets. Multiple pump variants with subtle differences in internal flow characteristics and SCV connectors are adopted for different production years, power outputs (180HP / 240HP / 260HP) and emission standards. Before ordering, verify the part number 294000-0258 or Hi-no OEM number 22100-E0332 stamped on the original pump housing or nameplate to guarantee perfect compatibility.