Our 8-98028875-6 exhaust seats solve the B2B pain point of thermal cracking in 6HK1 engines. Built for ZX330-3 excavators, these high-spec alloy seats withstand extreme exhaust gas temperatures, preventing valve leakage and maintaining engine torque in demanding mining operations.
Item NO.:
8-98028875-6Order(MOQ):
1Payment:
T/T, WESTERN UNION, CHINESE BANK,PAYPALProduct Origin:
JAPANLead Time：
2-3 DAYS
For wholesalers and agents, the 898028-8756 offers OEM-grade durability with superior oxidation resistance. Its precision-engineered fit prevents seat drop-out, enhancing your reputation for providing reliable Isuzu parts that minimize costly engine rebuilds and maximize client fleet uptime.
Product Features
Ultra-High Heat Resistance Forged from premium heat-resistant alloys to maintain structural integrity and hardness under the constant flow of high-temperature exhaust gases.
Advanced Anti-Oxidation Coating The 898028-8756 features a specialized material composition that resists corrosion and scaling, ensuring a long-lasting, airtight seal for the 6HK1.
Precision CNC Profile Machining Engineered with micron-level accuracy to ensure a perfect contact angle with the valve, preventing blow-by and restoring optimal engine compression.
Optimized Thermal Expansion Designed with a specific expansion coefficient to remain securely interference-fitted within the cylinder head even during rapid thermal cycling.
Heavy-Duty Mining Standard Specifically developed to meet the rigorous demands of ZX330-3 series excavators, providing 1:1 OEM interchangeability for professional remanufacturing.
Product Specification
| Product Name | Engine Exhaust Valve Seat Insert |
| OEM Part Number | 8-98028875-6 / 898028-8756 / 8980288756 |
| Engine Model | Isuzu 6HK1 / 6HK1-T / 6HK1-TC / 4HK1 |
| Application | Isuzu NPR / NKR Truck, ELF Series, Excavators, Forklifts |
| Material | Cobalt-based or High-Nickel Chromium Alloy |
| Installation Type | Direct Replacement (Standard OEM Size) |
| Thickness | Standard OEM Specification |
| Color | Dark Grey / Natural Steel Finish |
| Working Temperature | -60°C to 850°C (Enhanced exhaust heat resilience) |
| Key Function | Provides a heat-stabilized, hardened surface for the exhaust valve to seal against the head. |
| Condition | 100% New, Aftermarket / OEM Quality |
| Packaging | Neutral Packing / Customized Box |
Why Choose Us
1.We have profession isuzu team,more than 20 years experience business isuzu parts.
2. We can offer used and new isuzu genuine parts, oem,good quality made in china parts to you.
3. The isuzu genuine parts will give weight,price when quotation.
4.Isuzu genuine stock pictures will send before order.
5.All isuzu parts can check with part number,all parts can order follow part number.
6. Quick delivery time,in 24 hours if sotck.
7. Safe packing to protect the goods, such as wooden box, Iron sheet for our isuzu parts.
8. Small quantity can accept.Sample order also accept.
9. 24 hours oversea service.
10.Lifelong after-sales service.
Certificate
What's the shipping way you can offer?
1) Big order: By sea or by air.(It can reduce the costs)
2) Small order: DHL, TNT, UPS, FEDEX, EMS,ARAMEX
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EX120-2 center joint swing manifold 9101521 PART NAME center joint PART NUMBER 9101521 MODEL EX120-2 BRAND HITACHI H/S CODE 8409999990 STOCK YES CONDITION New PLACE OF ORIGIN JAPAN PACKING Wooden box,standar packing with safety SHIPPING BY AIR,BY SEA,DHL,UPS,FEDEX,TNT,ETC,DDP. PAYMENT T/T, WESTERN UNION IN ADVANCE,PAYPAL MOQ 1 PCS/SET EX120-2 center joint swing manifold 9101521 ISUZU Bolt; Center,Leaf Spr,Rr Main 9513560290 951356-0290 9-51356029-0 9-51356-029-0 ISUZU Shim; Inj Pump 8971263600 897126-3600 8-97126360-0 8-97126-360-0 ISUZU Grille; Center,Air Outlet 8978053001 897805-3001 8-97805300-1 8-97805-300-1 ISUZU Bracket; Cont Vlv 1739080722 173908-0722 1-73908072-2 1-73908-072-2 ISUZU Stud; Turbocharger 9041382500 904138-2500 9-04138250-0 9-04138-250-0 ISUZU Harness; Cable,Back Door 8978086324 897808-6324 8-97808632-4 8-97808-632-4 ISUZU Block Asm; Cyl 8972315425 897231-5425 8-97231542-5 8-97231-542-5 ISUZU Seal; Door,Main,Cab Side 1767181778 176718-1778 1-76718177-8 1-76718-177-8 ISUZU Gasket; Turboch 8973767580 897376-7580 8-97376758-0 8-97376-758-0 ISUZU Spacer; Brg,Mainshaft 8972529420 897252-9420 8-97252942-0 8-97252-942-0 ISUZU U Bolt; Frt Spr 8973040730 897304-0730 8-97304073-0 8-97304-073-0 ISUZU Nut; Torque Rod 9091151270 909115-1270 9-09115127-0 9-09115-127-0 ISUZU Retainer,Felt R 9893724160 989372-4160 9-89372416-0 9-89372-416-0 ISUZU Solenoid Asm; Gear Shift Unit 1825644450 182564-4450 1-82564445-0 1-82564-445-0 ISUZU Gasket; Element 9142130150 914213-0150 9-14213015-0 9-14213-015-0 ISUZU Panel; Front 8978592533 897859-2533 8-97859253-3 8-97859-253-3 ISUZU Mattress Asm; Silencer,Cab Floor 8978568255 897856-8255 8-97856825-5 8-97856-825-5 ISUZU Bolt; Center,Leaf Spr,Frt 9513561360 951356-1360 9-51356136-0 9-51356-136-0 ISUZU Back Asm; Rr Seat 8978693950 897869-3950 8-97869395-0 8-97869-395-0 ISUZU Cylinder Asm; Door Lock 8978114120 897811-4120 8-97811412-0 8-97811-412-0 ISUZU Pipe; Brk,Vlv To Union 8971865481 897186-5481 8-97186548-1 8-97186-548-1 ISUZU Bolt; Reserve Tank 8970910760 897091-0760 8-97091076-0 8-97091-076-0 ISUZU Cover; Relay & Fuse Box 8972137910 897213-7910 8-97213791-0 8-97213-791-0 ISUZU Plug; Sw Hole 8980356740 898035-6740 8-98035674-0 8-98035-674-0 ISUZU Bracket; Air Duct 8976002010 897600-2010 8-97600201-0 8-97600-201-0 ISUZU Element; Oil Filter 9885132651 988513-2651 9-88513265-1 9-88513-265-1 ISUZU Cap; Rad 8972391870 897239-1870 8-97239187-0 8-97239-187-0 ISUZU Pipe; Oil,Union To Union 8973063770 897306-3770 8-97306377-0 8-97306-377-0 ISUZU Panel; Roof 8978514037 897851-4037 8-97851403-7 8-97851-403-7 ISUZU Gear; Idle,Frt 8972452322 897245-2322 8-97245232-2 8-97245-232-2 ISUZU Plunger Asm; Inj Pump 8973060640 897306-0640 8-97306064-0 8-97306-064-0 ISUZU Bracket; Inj Pump Hsg 8972587620 897258-7620 8-97258762-0 8-97258-762-0 ISUZU Hose; Flex,P/S 8971280650 897128-0650 8-97128065-0 8-97128-065-0 ISUZU Seal; Vlv Guide 9125690720 912569-0720 9-12569072-0 9-12569-072-0 ISUZU Harness; Body 8978106210 897810-6210 8-97810621-0 8-97810-621-0 ISUZU Back Asm; Passenger Seat 8974186950 897418-6950 8-97418695-0 8-97418-695-0 ISUZU Screw; Plate To Brkt 9098293321 909829-3321 9-09829332-1 9-09829-332-1 ISUZU Bracket; Deceleration Sensor 8970870941 897087-0941 8-97087094-1 8-97087-094-1 ISUZU Nut; Support Plate 8944674920 894467-4920 8-94467492-0 8-94467-492-0 ISUZU Cleaner Asm; Air 9142105500 914210-5500 9-14210550-0 9-14210-550-0 ISUZU Cover; Gear Case 9113211480 911321-1480 9-11321148-0 9-11321-148-0 ISUZU Handle; Outside,Rr Door 8978173061 897817-3061 8-97817306-1 8-97817-306-1 ISUZU Gear; Driven,Oil Pump 8976021150 897602-1150 8-97602115-0 8-97602-115-0 ISUZU Harness; Cable,Floor 8980708014 898070-8014 8-98070801-4 8-98070-801-4 ISUZU Pin; Tube End 9098786250 909878-6250 9-09878625-0 9-09878-625-0 ISUZU Shaft Asm; Prop,Rr 8973080601 897308-0601 8-97308060-1 8-97308-060-1 ISUZU Hose Asm 8972596800 897259-6800 8-97259680-0 8-97259-680-0 ISUZU Mirror Asm; Door 8978039515 897803-9515 8-97803951-5 8-97803-951-5 ISUZU Hose; Rubber,Oil Separator 8980703960 898070-3960 8-98070396-0 8-98070-396-0 ISUZU Lid; Bumper 8981387890 898138-7890 8-98138789-0 8-98138-789-0 ISUZU Shim; Inj Pump 8970346151 897034-6151 8-97034615-1 8-97034-615-1 ISUZU Switch; Power Window 8972076680 897207-6680 8-97207668-0 8-97207-668-0 ISUZU Flywheel&n...
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