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95.4mm Seal Piston Wear Rings For Isuzu 4JX1 Turbo Diesel Engine Overhaul
95.4mm piston wear rings
,Isuzu 4JX1 piston wear rings
,Turbo pro seal piston rings
High Temp Resistant Durable Low Blow-by Piston Ring Set for Isuzu 4JX1 Turbo Diesel Engine Overhaul
This piston ring set (8-97184-533-0) is specially developed for the Isuzu 4JX1 turbo diesel engine. It fits the 3.0L 4JX1 engine, widely used for overhaul of Isuzu pickups, light commercial vehicles, and construction equipment. Manufactured to OEM clearance specifications, it perfectly matches STD pistons and 95.4mm cylinder liners.
As a direct-injection turbo engine, the 4JX1 runs with high firing pressure and operating temperature. The piston rings endure high-pressure impact, high heat, and carbon deposits. Responsible for gas sealing, oil control, and heat transfer, this ring set is optimized through modified base material, surface hardening, gap grinding, tension control, and sorting inspection to suit long-distance transport, continuous heavy site load, and frequent start-stop cycles.
| OE Number | 8-97184-533-0 |
|---|---|
| Fit Engine | Isuzu 4JX1 Turbo Diesel Engine |
| Bore Size | 95.4 mm |
| Ring Layout | 2 Compression Rings + 1 Expander Oil Control Ring |
| Material | High toughness ductile iron, compression rings with chrome hardening |
| Size Grade | STD Standard |
| Core Function | High-pressure gas sealing, oil control, piston heat conduction |
| Optional Combo | Piston, Wrist Pin, Circlips, Cylinder Liner Overhaul Kit |
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Modified Ductile Iron Base — Excellent Thermal Shock & Impact Resistance
Improved high-toughness ductile iron delivers higher thermal fatigue strength. Under hard acceleration and hill climbing, it resists cracking and chipping, reducing the risk of broken rings and cylinder scuffing — ideal for long cross-country pickup and mountain heavy transport.
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Dense Chrome-Plated Compression Rings — High Temp Resistance & Stable Cylinder Pressure
The working face of the compression rings is coated with dense hard chrome, offering high hardness, heat resistance, and carbon abrasion resistance. Ordinary piston rings wear rapidly under turbo heat and cause fast power drop. This set has a low wear rate and maintains a stable end gap, improving weak acceleration, rough idle, and hard cold start.
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Balanced Expander Oil Ring — Solves Turbo Engine Oil Blow-By
Turbocharged engines have higher crankcase pressure, which easily leads to oil blow-by and blue exhaust smoke. The expander oil ring provides even pressure against the cylinder wall to scrape excess oil reliably while retaining a protective oil film, solving oil burning and turbo contamination after 4JX1 overhaul.
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Individually Ground End Gap — Designed for Turbo Thermal Expansion
Turbo engines have larger thermal expansion than naturally aspirated versions. Each ring is precision ground separately following OEM 4JX1 specs. It avoids seizure after thermal expansion or power loss caused by excessive gap, giving better assembly tolerance and a higher repair success rate.
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Model-Sorted Set & Strict Batch Inspection — Consistent Quality
All ring sets are marked for 4JX1 only and kept separate from 4JJ1 and 4JK1 rings. Hardness, end gap, and spring tension are sampled per batch. Defective units with poor coating or abnormal tension are rejected. Stable quality and a low return rate make it great for export pickup and commercial vehicle spare stock.
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