Caterpillar original 8E-8836 Common Rail Fuel Injector Replacement for OEM, Compatible with Caterpillar 3066 3116 Engines, Excavator 320 320N, Diesel Engine Spare Parts original new injector

Precision-engineered exclusively for Caterpillar 3512B engine platforms, the CAT 8E-8836 diesel fuel injector serves as a reliable OEM-equivalent replacement component for heavy-duty fuel injection systems. It is compatible with all 3512B variants, including generator set, industrial, marine, HD and oilfield engine configurations. The injector supports a wide range of equipment across power generation, marine propulsion, mining, construction, oil & gas, industrial pumping and heavy-duty transportation sectors, making it a versatile spare part for mixed equipment fleets.

Manufactured from premium high-strength alloy steel with advanced precision machining, the 8E-8836 injector delivers exceptional durability, high-pressure resistance, thermal stability and corrosion protection for harsh operating environments. It enables accurate fuel metering, optimized spray atomization and complete combustion, which improves thermal efficiency, reduces fuel consumption and lowers exhaust emissions. Every unit undergoes strict pre-shipment testing covering spray pattern, leakage, flow rate, response time and pressure calibration to verify compliance with OEM performance specifications.

Designed for direct, modification-free fitment, the injector complies with standard OEM installation procedures and comes with a 12-month warranty for guaranteed quality. It is trusted by maintenance professionals, fleet operators, engine rebuilders, power plant operators and CAT equipment distributors worldwide as a dependable replacement solution for diesel fuel system maintenance and overhauls.