Caterpillar 321-0990 Fuel Injector Compatible with C6.6 Engine Replacing 10R-7668 2645A743
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| Product Type | Fuel Injector (Common Rail) |
| Length | 223.5 mm |
| Width | 129.5 mm |
| Height | 121.9 mm |
| Weight | 0.7 kg |
| Warranty | 6 Months (Some Suppliers) |
OEM Part No.
321-09903210990
Engine Part No.
C6.6C4C6C7
Interchange No.
10R-766810R7668CA3210990CA10R76682645A7432645A747
Fitment Vehicles
AP-1000EAP-1055E613G
Fuel System - Industrial Encyclopedia
Caterpillar 321-0990 (3210990) fuel injector, OEM specification manufacturing, compatible with C6.6 diesel engine. The injector is widely used in AP-1000E, AP-1055E asphalt pavers and 613G wheel loader dozers. Replaces part numbers including 10R-7668, 2645A743, CA3210990, ensuring precise fuel injection and low emission performance. Suitable for Caterpillar construction equipment, high-quality aftermarket choice.