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High Quality Engine Gasket ISLE 4089758 Upper Engine Repair Kit Truck Parts 4089758

✅ Cylinder Head Gasket Multi-layer steel (MLS) or composite type; seals combustion chambers, coolant & oil passages
✅ Valve Cover Gasket(s) Prevents oil leakage from rocker housing
✅ Exhaust Manifold Gasket(s) High-temperature resistant; seals exhaust ports
✅ Intake Manifold Gasket(s) Ensures airtight connection between intake and head
✅ Thermostat Housing Gasket Prevents coolant leaks at thermostat location
✅ Breather Housing Gaskets For crankcase ventilation system
✅ Oil Fill Tube Gasket If applicable to configuration
✅ Injector O-Rings / Copper Washers Seals fuel injector bodies and hold-downs
✅ Various O-Rings Used on studs, sensors, oil/coolant lines (e.g., EGR feed tubes if equipped)
✅ Sealing Washers & Bushings Copper washers, bolt washers, spacer sleeves as needed

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Model:
4089758
Brand:
Shacman Sinotruk HOWO FAW Foton Auman Dongfeng Yning

Product Description

Parameter	Specification
Part Name	Upper Engine Gasket Set (Includes Head Gasket)
OEM Number	4089758
Alternative OEM Numbers	5579029, 4089958, 4089978, 5529494, 4310177
Compatible Engine Families	ISC, ISL, ISLe, QSC, QSL, 6C, 6CT, 6CTA
Displacement Range	8.3L – 9.3L
Bore Diameter	Approximately 100 mm (standard across these platforms)
Head Gasket Type	MLS (Multi-Layer Steel) or Elastomer-Coated Composite
Material Composition	Alloy steel, stainless steel, rubber (NBR/FKM), silicone, copper, graphite
Temperature Resistance	Up to 300°C in hot zones (exhaust areas)
Chemical Resistance	Resistant to diesel fuel, engine oil, antifreeze (ethylene glycol), and combustion byproducts
Weight (Packaged)	~2.86 lbs (1.3 kg)
Condition	Brand New (Sealed Packaging)
Storage Requirements	Store in dry, cool environment away from UV light and moisture