Caterpillar CAT 320-0677 Fuel Injector Compatible with C6.6 C4.4 Engine Excavator Loader Common Rail Injector 2645A746 10R7671
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| Injector Type | Electromagnetic Control Common Rail Injector |
| Control Method | ECU electronic control solenoid |
| Working Pressure | 30000 PSI (approximately 2070 bar) |
| Nozzle Design | 6-hole SAC nozzle |
| Flow Consistency | ±1.8% |
| Manufacturing Material | Hardened Steel |
| Dimensions | 20 cm × 10 cm × 10 cm |
| Applicable Fuel Type | Diesel |
| Installation Type | Direct Replacement |
| Warranty | 12-36 months (varies by supplier) |
Manufacturer No.
320-06772645A74610R-76713200677CA3200677
OEM Part No.
320-0677
Engine Part No.
CAT C6.6Perkins 1106DCAT C4.4
Interchange No.
2645A74610R-76713200677CA3200677292-3778306-9377320-0655326-0680
Fitment Vehicles
Caterpillar 320DCaterpillar 323DCaterpillar 320D LCaterpillar 320D GCCaterpillar 323D LCaterpillar 420ECaterpillar 430ECaterpillar 450ECaterpillar 914GCaterpillar D3KCaterpillar D4KCaterpillar D5KCaterpillar M313DCaterpillar M315DCaterpillar M316DCaterpillar M317DCaterpillar M318DCaterpillar M322DManitou MLT 840Manitou MLT 1040Manitou MHT 1490
Fuel System - Industrial Encyclopedia
Caterpillar OEM and high-quality alternative fuel injector 320-0677 for CAT C6.6 and C4.4 engines. Commonly used in 320D, 323D series excavators and 420E loaders. Features 30000 PSI working pressure, 6-hole SAC nozzle design, ±1.8% flow consistency. Direct replacement for part numbers 2645A746, 10R-7671, 3200677, CA3200677. Electromagnetic control common rail injection ensures precise fuel atomization and engine stable operation, enhancing heavy-duty equipment efficiency.