High-pressure diesel injector for CAT 9.3 engines; OEM 363-0493 replacement.
OEM Precision: Fully compatible replacement for Caterpillar injector 363-0493.
Optimized Fuel Atomization: Ensures efficient combustion and engine power output.
High-Pressure Resistance: Withstands intense common rail injection environments.
Durable Nozzle Design: Reduces carbon buildup and prolongs injector lifespan.
Perfect for Overhaul Kits: Trusted by engine rebuilders and equipment dealers.
The YNF16683 fuel injector, equivalent to CAT part number 363-0493, is engineered to deliver precise fuel atomization and pressure for 9.3-liter CAT diesel engines. Designed to perform under the high-pressure demands of common rail systems, it plays a vital role in engine efficiency, emissions control, and fuel economy. Manufactured with hardened components and precision nozzles, this injector guarantees consistent spray patterns and combustion balance. Suitable for use in original engines or as part of full overhaul kits, this injector meets or exceeds OEM expectations for durability and performance.
| Item | Description |
|---|---|
| Applicable Engine Model | CAT 9.3 |
| Part Number | 363-0493 |
| YNF Number | YNF16683 |
| Product Type | Fuel Injector / Diesel Nozzle |
| System Type | High-pressure common rail |
| Material | Hardened steel + precision tip |
| Function | Delivers atomized fuel to combustion chamber |
| Installation Position | Cylinder head – direct injection port |
| Brand | YNF |
| Country of Origin | China |
| MOQ | 1 piece |
| Shipping Method | Express, Air, Sea |
| Payment Method | T/T, PayPal, L/C |
| Application Area | Description |
|---|---|
| CAT 9.3 diesel engine systems | Delivers metered fuel to combustion chamber |
| Excavators and heavy equipment | Used in CAT machines with 9.3L engines |
| Engine overhaul & rebuilds | Commonly replaced part during rebuilds |
| Fuel injection system repair | Resolves misfiring, emissions, fuel inefficiency |
| Parts supply & distribution | Popular item in CAT engine spares market |
Related Products:
CAT injector seals and O-rings
Fuel rail pressure sensors for CAT engines
Complete injector kits for 9.3L systems
FAQs:
Is this a direct fit for 363-0493? Yes, fully compatible.
Can this injector be remanufactured? Yes, but we only offer new condition parts.
Do you supply injector seals? Yes, available as separate or bundled kits.
If you’re sourcing reliable fuel injectors for CAT 9.3 engines, YNF16683 (OEM ref: 363-0493) is your go-to solution. Built to deliver efficient atomization and long-lasting performance, this injector is ideal for rebuild shops, parts dealers, and maintenance teams. Contact YNF Machinery for factory-direct pricing and fast delivery.
Get Fast Pricing & Specs Here.
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