| contact | +86 13434566685 |
| MOQ | 1 PC |
| Packing | Original package |
| Other No 1 | 177-4754 |
| Product name | PERKINS INJECTOR |
| Other No | 10R-0782 |
| Supply Ability | 10000 |
| Size | Original Size |
| Delivery Time | 5-8 work days |
| Car | Diesel engine |
| Warranty | 12 months |
| Packaging Details | original packing |
| Stock | In stock |
| Payment Terms | T/T, Western Union |
| Part Number | 178-6342 |
| Model Number | 178-6342 |
| Place of Origin | USA |
| Brand Name | Perkins |
| Certification | ISO +86 13434566685 |
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Product Specification
| contact | +86 13434566685 | MOQ | 1 PC |
| Packing | Original package | Other No 1 | 177-4754 |
| Product name | PERKINS INJECTOR | Other No | 10R-0782 |
| Supply Ability | 10000 | Size | Original Size |
| Delivery Time | 5-8 work days | Car | Diesel engine |
| Warranty | 12 months | Packaging Details | original packing |
| Stock | In stock | Payment Terms | T/T, Western Union |
| Part Number | 178-6342 | Model Number | 178-6342 |
| Place of Origin | USA | Brand Name | Perkins |
| Certification | ISO +86 13434566685 |
Fuel Type | Diesel |
Condition | New / Aftermarket / Remanufactured / Rebuilt / Genuine Refurbished |
Applicable Engine | Perkins 3126 series diesel engines, including 3126, 3126B and 3126E (HEUI fuel system; fitment varies by engine serial number and arrangement) |
Injector Type | HEUI (Hydraulic Electronic Unit Injector) — electronically controlled, oil-hydraulically actuated |
Quality Standard | Industrial-grade construction, precision fuel metering, stable solenoid response, reliable sealing, compatible with OEM HEUI system performance |
Packaging | Single injector or 6-piece matched engine set, export-standard packing |
Fuel System | HEUI (Hydraulic Electronic Unit Injector) — ECM-controlled fuel delivery with high-pressure engine oil providing injection force |
OE Number | 178-6342 / 1786342 |
Brand | Perkins |
Cross Number / Universal Number | 10R-1257, 10R1257, 177-4762, 229-5928, CA1786342, 3126B, 3126E |
Vehicle / Equipment Application | 120H motor grader, 135H motor grader, 561N pipelayer, 938G II wheel loader, 953C track loader, 963C track loader, D5N track-type tractor, D6N track-type tractor, IT38G II integrated toolcarrier; additional verification-required models include 950G wheel loader, 322C excavator and 325C excavator |
Application Type | Heavy equipment engine fuel system — wheel loaders, track loaders, motor graders, track-type tractors, pipelayers and excavators |
The Perkins 178-6342 HEUI fuel injector is engineered for Perkins 3126, 3126B and 3126E diesel engines used in heavy construction and earthmoving equipment. It operates within the Hydraulic Electronic Unit Injector fuel system, where the engine ECM controls injection timing and duration while high-pressure engine oil supplies the hydraulic force that drives the injector plunger. This combined electronic and hydraulic actuation delivers precise fuel metering and consistent atomization, which are essential for clean combustion and stable performance in demanding working conditions such as grading, loading, dozing and pipelaying operations.
Constructed for industrial use, the 178-6342 unit injector features heavy-duty internal components, accurate solenoid response and dependable sealing to withstand the high pressures and continuous duty cycles of HEUI systems. It is suitable for machines including the 120H and 135H motor graders, 561N pipelayer, 938G II wheel loader, 953C and 963C track loaders, D5N and D6N track-type tractors, and IT38G II integrated toolcarrier. The injector cross-references to 10R-1257, 10R1257, 177-4762, 229-5928 and CA1786342, and is available as a single replacement unit or as a complete 6-piece matched engine set.
Because the HEUI injector is hydraulically actuated by engine oil, correct oil quality, regular oil filter replacement, clean diesel supply and timely draining of the water separator are critical to injector service life. Common failure symptoms include hard starting, rough idle, white or black exhaust smoke, power loss, elevated fuel consumption, engine misfire, fuel-in-oil or oil-in-fuel conditions, and related ECM trouble codes. A structured diagnostic approach—reading ECM codes, verifying low-pressure fuel supply, checking injection actuation pressure, performing cylinder cutout tests and inspecting the injector harness—helps confirm whether the 178-6342 injector is the root cause before replacement. Remanufactured units may carry a core charge or require core return.
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Company Details
Year Established:
2021
Total Annual:
1000000-3000000
Employee Number:
20~99
Ecer Certification:
Verified Supplier
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