CATERPILLAR 178-6343 Pump GP-Unit Injection 1786343

Caterpillar 178-6343 Pump GP-Unit Injection – OEM-Grade Fuel Injection Pump for Heavy Equipment

The Caterpillar 178-6343 Pump GP-Unit Injection is a precision-engineered fuel injection pump designed to meet the rigorous demands of industrial and heavy-duty Caterpillar machinery. Compatible with a wide range of models including DCS-3126B, BEJ-3126B, 8YL-3126B, and 9SZ-3126E engines, as well as various motor graders (CAF-120H, CBC-135H), pipelayers (CPH-561N, TAD-561N), track-type loaders (BBX-953C, BBD-963C), and track-type tractors (AGG-D5N through CCS-D6N), this pump ensures optimal fuel delivery and engine performance. Manufactured to OEM specifications, the 178-6343 pump features high-grade metallurgy and precision machining to withstand extreme load conditions and maintain consistent injection timing and pressure.

This unit injection pump enhances drivetrain efficiency by providing accurate fuel metering and atomization, critical for maximizing combustion and reducing emissions. Its robust construction offers superior durability and resistance to wear, even under high-pressure and high-temperature operating environments typical of Caterpillar’s integrated toolcarriers and wheel-type loaders like the B9Y-938G II and PHN-938G II. The pump’s design supports seamless integration with engine control systems, ensuring reliable operation and extended service intervals. Investing in the Caterpillar 178-6343 pump guarantees OEM-grade quality and performance, minimizing downtime and maintenance costs for your heavy equipment fleet.

🔗 For detailed specifications and to purchase the Caterpillar 178-6343 Pump GP-Unit Injection, visit AllParts Expert’s Caterpillar 178-6343 Pump GP-Unit Injection product page.