0R8787 Fuel Injector 0R-8787 130-1804 For 3408B 3412 Diesel Engine

Part Number: 0R8787 Cross Reference: 0R-8787, 130-1804, 7W7033

This pencil-style fuel injector is a critical spare part for Caterpillar heavy-duty diesel engines. Manufactured under strict quality control standards, every injector is tested for injection volume, spray pattern and sealing before shipment.

Faulty injectors commonly cause hard starting, rough idling, engine misfire, insufficient power, heavy black smoke and poor fuel economy. Replace your worn injector with 0R8787 to restore your engine to stable working condition.

Compatible Application

✅ Engine: Caterpillar 3408B, 3408C, 3412, 3412C, 3412E ✅ Equipment: CAT Generator Sets, Industrial Engines, Heavy Construction Machinery

Key Features

✅ Direct OE replacement: 0R8787 / 0R-8787, cross 130-1804 &7W7033, no modification needed ✅ Precision nozzle for superior fuel atomization and complete combustion ✅ Consistent fuel delivery and accurate injection timing ✅ Recover engine power, reduce black smoke and improve fuel efficiency ✅ Rigorous bench testing before delivery for long service life ✅ Complete assembled pencil injector, ready for installation

Important Notes

1. Please double‑check your original part number, engine serial number and equipment model before ordering to avoid fitment issues.
2. Professional diesel mechanic installation is highly recommended. Full fuel system cleaning is required during replacement.
3. Package Includes:1 × Fuel Injector as shown in product pictures.
4. Poor fuel quality will accelerate injector wear, please use qualified clean diesel fuel.

Why Choose Us

We specialize in diesel injection system spare parts, including fuel injectors, plungers, nozzles and control valves. Every unit passes strict performance inspection before dispatch. Cost‑effective aftermarket solution for repair shops, fleet maintenance and heavy machinery overhaul.