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Caterpillar original Fuel Injector Assembly 232-1172 fits Cat 3412, 3408E, engines, Replacement for OEM 10R-1266, compatible industrial machinery parts for excavator use 20R-0758 original new injector
| Brand Name: | CATERPILLA |
| Model Number: | 232-1172 |
| MOQ: | 1 |
| Price: | $299-$448 |
| Packaging Details: | Original Packing |
| Payment Terms: | T/T, Western Union |
Caterpillar Fuel Injector Assembly 232-1172
,Cat 3412 3408E engine injector
,OEM 10R-1266 replacement injector
Caterpillar original Fuel Injector Assembly 232-1172 fits Cat 3412, 3408E, engines, Replacement for OEM 10R-1266, compatible industrial machinery parts for excavator use 20R-0758 original new injector
Fuel Type | Diesel |
Condition | Original |
Applicable Engine | CAT 3412 Series Diesel Engines |
Injector Type | High-pressure Direct Injection Diesel Injector |
Quality Standard | Manufactured to OEM specifications, OEM-quality |
Packaging | Not Specified |
Fuel System | High-pressure Direct Injection |
OE Number | 232-1172 |
Brand | CAT (Caterpillar) |
Cross Number / Universal Number | 0R-3235 (Replacement), 9Y-8820 (Cross Reference) |
Vehicle / Equipment Application | Heavy Machinery, Generators, Marine Engines, Industrial Power Plants, Construction Equipment, Mining Equipment, Oil & Gas Equipment, Locomotive Engines, Offshore & Onshore Industrial Diesel Engines, Agricultural Machinery, Transport Equipment |
Application Type | Industrial & Heavy-duty Diesel Applications |
The CAT 232-1172 fuel injector is a high-precision original diesel component engineered exclusively for Caterpillar 3412 series engines, built to meet strict OEM standards for consistent, reliable performance. It is compatible with replacement part 0R-3235 and cross-reference part 9Y-8820, making it a versatile solution for Caterpillar engine maintenance and heavy-duty diesel machinery overhauls. Its original-grade construction eliminates the fitment and performance risks associated with unvetted aftermarket alternatives.
Operating on a high-pressure direct injection principle, the injector delivers precise fuel atomization at 200–250 bar via a multi-hole nozzle, creating an optimized spray pattern to support complete, efficient combustion. Its high-strength alloy build resists corrosion and wear in harsh operating conditions, while rapid response to engine control signals reduces carbon deposits, smoke emissions, and unnecessary fuel waste. Each unit undergoes testing under extreme temperature and pressure to support continuous industrial operation.
Installation requires pre-fitting fuel system cleaning, 40–45 Nm torque application, compatible sealing washers, and OEM-spec tip clearance verification. Recommended maintenance includes 500-hour inspections, regular fuel filter and line cleaning, and immediate worn seal replacement, with use of approved diesel fuel grades. It serves global industrial use cases spanning heavy machinery, generators, marine engines, construction, mining, and oil & gas operations to reduce unplanned operational downtime.
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Contact Detail:
ADD:Huangpu Machinery City, No.585-A, No.138, Southeast Road, Huangpu District, Guangzhou City,
Guangdong Province Tel:+86 020 88557755
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