Caterpillar original Caterpillar 20R-5036 fuel injector replacement for OEM diesel engine common rail spare part new injector original new injector
Product Details
Caterpillar 20R-5036 fuel injector
,OEM diesel engine injector
,common rail fuel injector
Caterpillar original Caterpillar 20R-5036 fuel injector replacement for OEM diesel engine common rail spare part new injector original new injector
Fuel Type | Diesel |
Condition | Original Reman |
Applicable Engine | Caterpillar CAT C9.3 and C9.3B diesel engine applications. Some aftermarket listings also mention C9 together with C9.3. Engine arrangement number, engine serial prefix, emissions configuration, and injector trim data must be checked before shipment. |
Injector Type | Common Rail Injector GP Fuel |
Quality Standard | Industrial-grade Cat Reman fuel injector designed for heavy-duty diesel engine repair and replacement. Developed for Cat engine repair under modern low-sulfur and low-lubricity fuel conditions. |
Packaging | Wide availability in global parts supply chains |
Fuel System | Common Rail |
OE Number | 20R-5036 / 20R5036 |
Brand | CAT |
Cross Number / Universal Number | 456-3493, 4563493, 363-0493, 3630493, CA20R5036, CA4563493, 456-3589, 20R-1318, 20R-5079, 173-9268, 198-7912, 460-8213, 342-5487, 417-3013, 304-3637 |
Vehicle / Equipment Application | CAT equipment models: 336E, 336F, 336EL, 336FL, 966K, 972K, D6T, D7E, 627H, 568 FM, 12M 2, 140M 2, 160M 2. Some supplier listings also mention 340E, 340F, 349E, 349F. Fitment must be confirmed through machine serial number, engine serial number, injector number, and official parts catalog. |
Application Type | Excavators, wheel loaders, track type tractors, wheel tractor scrapers, motor graders, forestry machines, construction machinery, mining equipment, and industrial diesel engines |
The Caterpillar 20R-5036 fuel injector is an industrial-grade Original Reman unit engineered for the CAT C9.3 and C9.3B diesel engine platforms. Built to deliver accurate fuel metering and reliable atomization under modern low-sulfur and low-lubricity fuel conditions, this common rail injector supports consistent combustion performance across demanding heavy-duty applications. It is specifically developed for Cat engine repair operations in construction, mining, quarrying, road building, earthmoving, forestry, and power generation environments.
This injector is compatible with a wide range of CAT equipment, including excavators, wheel loaders, track type tractors, wheel tractor scrapers, motor graders, and forestry machines. The 20R-5036 serves as a direct replacement for 456-3493 and 363-0493, with additional cross references including CA20R5036, CA4563493, 456-3589, 20R-1318, 20R-5079, 173-9268, 198-7912, 460-8213, 342-5487, 417-3013, and 304-3637. Fitment must always be confirmed through machine serial number, engine serial number, injector number, and official parts catalog data.
Proper installation requires a clean fuel system, including the fuel tank, lines, pump, rail, and filters. A new or reman injector should never be installed into a contaminated fuel system. Professional repair shops are recommended to perform injector trim coding, diagnostic scanning, return-flow testing, and spray-pattern testing to ensure optimal performance and long service life.
WhatsApp:+8618128524431
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