Product Details
Element 105118-7373 operates as a precision-ground P-type multi-orifice atomizer insert bespoke-engineered for Isuzu 4JB1TC 2.8 L turbocharged indirect-injection drivetrains (also seen on Kubota-based Hyundai HSL650-7 / HSL800-7 mini-loaders via cross-fit). Rigidly seated within the ZEXEL 289.Z-class holder nose via M12×1.5 nut and 60° cone, this module leverages a DLLA145PN238 geometry with a 5-hole × ~0.23 mm aperture array at a 145° dispersion cone. It upholds steadfast crack-pressure equilibrium in the 135–145 bar band (CPL-dependent), sustaining homogeneous spray morphology amidst mechanical pump pulse variance and thermal ambient drift. Nut hex 17 mm, seat angle 60°, sac volume ~0.12 mm³-lean by design for the 4JB1TC pre-chamber swirl. Cross-reference lineage: ZEXEL 105118-7373 / DLLA145PN238 / 105019-1260 / Isuzu 8-97192-333-2 / 8971923332.



Video Description
Product Parameters
|
Part number |
105118-7373 1051187373 |
|
Project |
Fuel Injector |
|
Material |
45# steel |
|
Type |
Oil pump, oil nozzle |
|
Status |
New |
|
Compatible models |
ISUZU Trooper NKR NHR Holden Jackaroo 4JB1TC |
|
Price |
7-12 USD |
|
Shape |
Standard fuel injector shape |
|
Working temperature |
Suitable for normal working temperature of diesel engine |
|
Delivery time |
3-10 working days (delivery time varies depending on quantity and season) |
|
MOQ |
4 |
|
OEM |
Acceptable (customized labels, tags, logos) |
|
Sample |
Available (sent for inspection first) |
|
Production capacity |
150000 pieces/year |
Our Advantages
Optimized internal conduit schemes produce fast fuel pressure feedback, guaranteeing stable power delivery throughout a wide operational range while reducing fuel use during no-load idling and even-surface driving. Each assembled unit undergoes independent verification on certified testing equipment to evaluate actuation pressure, joint integrity, and nozzle pattern, ensuring uniform operational behavior across every production segment. Supplied as a direct-fit replacement conforming to original equipment measurements, it removes the need for site-level adjustments during repair procedures and significantly reduces downtime. Its robust framework permits extended-duty application on large-capacity transportation equipment and fixed diesel-powered generating units. Readily available stock can satisfy both small sample requests and large-scale export transactions, accompanied by individualized freight planning and sustained expert assistance via certified regional dealer networks.




FAQ
1.Tip or whole injector?
Tip only (nozzle element). Screws into a ZEXEL 289.Z-class 4JB1TC holder; no solenoid, no spring stack, no body. Mixing it up with a whole injector (like CAT 212-8470 or Weichai 612630090023) is the common misorder.
2.Will it fit a 4JB1 (non-TC) holder?
Threads and seat match, but 4JB1 NA used 105118-7370 (DLLA154PN234) at lower bar. Fitting 7373 (145°/higher bar) into an NA holder over-penetrates the pre-chamber → liner wash, cold haze. Match the DLLA code, not just the M12 nut.
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