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Ca-terpillar 268-1840 C7 HEUI Fuel Injector for 324D 325D Excavators
Basic Properties
Trading Properties
| OEM Part No.: | 268-1840 | Reman Interchange: | 10R-7225 / 20R-8066 / 20R-9079 |
|---|---|---|---|
| Injector Type: | Hydraulically Actuated Electronically Controlled Unit Injector | Engine Fitment: | Ca-terpillar C7 Diesel Engine |
| Ready To Install**: | Direct Replacement For Confirmed Applications; Injector Trim Calibration Is Required | Full After-Sales Support: | 6–12-month Warranty, Technical Support And Replacement Service For Confirmed Manufacturing Defects |
| Highlight | Caterpillar C7 HEUI fuel injector,324D excavator fuel injector,325D excavator fuel injector |
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Ca-terpillar 268-1840 C7 HEUI Fuel Injector for 324D 325D Excavators
Product Description
The Ca-terpillar 268-1840 is a Hydraulically Actuated Electronic Unit Injector designed for selected Ca-terpillar C7 diesel engines. It delivers accurately metered fuel with consistent atomization, helping restore engine power, improve fuel efficiency and maintain smooth operation. Manufactured to OEM-reference specifications and bench-tested before shipment, it is commonly used in selected 324D and 325D excavators and other compatible C7-powered equipment. Always confirm the original injector number, engine serial number, arrangement number and calibration specification before ordering.
Available from MOQ 1 pc, with fast worldwide shipping and a 6–12-month warranty, it provides a reliable and cost-effective replacement option for compatible OEM applications.
We are a professional manufacturing factory dedicated to diesel engine spare parts. Our core product line covers diesel fuel injectors, injector nozzles, fuel injection pumps and complete injector repair kits. Backed by steady in-house stock, rigorous quality inspection and direct factory pricing, we partner with global wholesalers, maintenance workshops and machinery enterprises. We deliver premium reliable spare parts, fast lead time and all-round one-stop export service. We warmly welcome your inquiries and long-term business cooperation.
| # | Question | Answer |
|---|---|---|
| 1 | Which engines? | Selected Ca-terpillar C7 diesel engines. |
| 2 | Which applications? | Commonly used in selected 324D and 325D excavators and other compatible C7-powered equipment. |
| 3 | What type of injector is it? | A Hydraulically Actuated Electronic Unit Injector, not a common rail injector. |
| 4 | What are the interchange numbers? | Published catalogs contain conflicting interchange information. Confirm the replacement using the original part number and engine serial number. |
| 5 | Is it tested before shipment? | Yes. Each injector is bench-tested for fuel delivery, leakage and operating performance. |
| 6 | Is it a direct replacement? | Yes, for confirmed applications. Injector calibration and installation settings must be checked before use. |
| Part No. | Interchange No. | Engine Fitment | Typical Applications | Notes |
|---|---|---|---|---|
| 268-1836 | 295-1412, 328-2586, 387-9426, 20R-1260, 20R-8071 | Ca-terpillar C7 | 584/584HD forwarders, 545C wheel skidders, industrial and petroleum engines | Legacy reference in the C7 1.7 SF injector family. |
| 268-1839 | 263-8218, 268-1835, 295-1411, 328-2585, 387-9427, 557-7627, 10R-7225, 20R-8066, 20R-9079 | Ca-terpillar C7 | 324D/325D/329D excavators, 950H/962H wheel loaders, motor graders, skidders and asphalt pavers | Earlier reference in the C7 1.58 SF injector family. |
| 268-1840 | No universal interchange confirmed | Ca-terpillar C7 | Selected 324D and 325D excavators and C7 industrial applications | Multiple catalog conflicts exist; match the original injector number and calibration code. |
| 295-1411 | 268-1835, 268-1839, 328-2585, 387-9427, 557-7627, 10R-7225, 20R-8066, 20R-9079 | Ca-terpillar C7 | Primarily 325D L and 329D L excavators | Discontinued reference; belongs to the C7 1.58 SF family. |
| 295-1412 | 268-1836, 328-2586, 387-9426, 20R-1260, 20R-8071 | Ca-terpillar C7 | 584/584HD forwarders, 545C wheel skidders, industrial and petroleum engines | Earlier reference in the C7 1.7 SF injector family. |
| 328-2585 | 268-1835, 268-1839, 295-1411, 387-9427, 557-7627, 10R-7225, 20R-8066, 20R-9079 | Ca-terpillar C7 | 324D/325D/329D excavators, 950H/962H wheel loaders, 525C/535C/545C skidders and motor graders | Discontinued; use the correct C7 1.58 SF calibration. |
| 328-2586 | 268-1836, 295-1412, 387-9426, 20R-1260, 20R-8071 | Ca-terpillar C7 | 584/584HD forwarders, 545C wheel skidders and C7 industrial engines | Discontinued; C7 1.7 SF calibration family. |
| 387-9426 | 268-1836, 295-1412, 328-2586, 20R-1260, 20R-8071 | Ca-terpillar C7 | 584/584HD forwarders, 545C wheel skidders, industrial and petroleum engines | New-part reference; 20R-8071 is the remanufactured alternative. |
| 387-9427 | 268-1835, 268-1839, 295-1411, 328-2585, 557-7627, 10R-7225, 20R-8066, 20R-9079 | Ca-terpillar C7 | Excavators, wheel loaders, motor graders, wheel skidders, asphalt pavers and industrial engines | C7 1.58 SF calibration family. |
| 387-9430 | 222-5961, 241-3238, 243-4502, 295-1408, 328-2583, 10R-4761, 20R-8057 | Ca-terpillar C7 | Low-horsepower commercial truck engines | Separate truck calibration; not interchangeable with the machine injector families above. |
| 557-7627 | 268-1835, 268-1839, 295-1411, 328-2585, 387-9427, 10R-7225, 20R-8066, 20R-9079 | Ca-terpillar C7 | 324D/325D/329D excavators, 950H/962H wheel loaders, motor graders, skidders and asphalt pavers | Current/newer reference; 20R-9079 is the remanufactured alternative. |
| 557-7637 | 459-8473, 553-2592, T434154 | Ca-terpillar C9 | Selected 330D, 336D and 340D-series excavators and other C9 applications | C9 injector—not interchangeable with the C7 injectors listed above. Confirm the exact engine serial number. |
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