High-Performance Fuel Injection Pump for 8.3L Diesel Engines
Precision-engineered for PC300-8 excavators, this OEM-grade fuel pump (Part No. 3973228 / 6745111170) ensures optimal combustion efficiency. Built with wear-resistant alloy steel components and CNC-machined tolerances under 0.002mm for leak-free operation. Direct replacement for Caterpillar 8.3L engines, compatible with harsh construction/mining conditions. Features ultra-fine filtration (5μm) and self-lubricating plungers to extend service life by 30% versus aftermarket alternatives. Globally sourced at wholesale pricing—bulk orders ship same-day with certified compatibility guarantees. Ideal for fleet maintenance or heavy equipment repair shops prioritizing durability over cost.