Block & Internal Parts
11151
<p>Matched weight-balance rod sets ship with dimensional inspection records confirming bore concentricity and grade alignment.</p>
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<p>Stop camshaft wear and extend engine life on your Isuzu 4HK1/6HK1 or Hitachi ZX240-3–ZX350L-3 — with a precision-matched <strong>camshaft bearing set</strong> that delivers OEM-equivalent fit, load capacity, and oil film stability. No more guessing whether the bearings will survive high-RPM operation or thermal cycling in demanding excavator duty cycles.</p> <ul> <li>Direct replacement for 16+ cross-reference part numbers — including critical variants like <strong>8973861890</strong> and <code>8-97602-699-0</code>, verified against Isuzu’s original bearing journal tolerances (±0.002 mm)</li> <li>Fits both Tier 3 and legacy UM6HK1 engines — no need to sort through mismatched sets for emissions-compliant vs. pre-emission builds</li> <li>Pre-lubricated with high-viscosity molybdenum-disulfide grease for immediate cold-start protection — a must for operators in sub-10°C environments</li> <li>Ships same-day from our Guangzhou warehouse when ordered before 3 PM CST — no waiting weeks for OEM backorders</li> </ul>
MOQ
1 Piece
Lead Time
2-5 Business Days
Shipping
120+ Countries
Warranty
3-12 Months
Compatible Brands
| Parameter | Details |
|---|---|
| Part Name | Camshaft Bearing Set |
| Part Number (OEM Reference) | 8973861890, 8-97386189-0, 8-97386-189-0, 8973569390, 8-97356939-0, 8-97356-939-0, 8973861891, 8976026990, 8-97386189-1, 8-97386-189-1, 8-97602699-0, 8-97602-699-0, 8943903110, 8943903111, 8-94390311-0, 8-94390-311-0, 8-94390311-1, 8-94390-311-1 |
| Brand Compatibility | Isuzu, Hitachi |
| Machine Model Fitment | Hitachi ZX240-3, ZX270-3, ZX280LC-3, ZX330-3, ZX350L-3, ZX500W, LX130-7, LX160-7; Isuzu 4HK1, 6HK1 and related variants (e.g. 4HK1-XYSA-01, 6HK1XASA12A, UM6HK1) |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | Original sealed box with anti-rust oil coating and foam cushioning |
| Brand | Applicable Models |
|---|---|
| Hitachi | ZX240-3, ZX270-3, ZX280LC-3, ZX330-3, ZX350L-3, ZX500W, LX130-7, LX160-7, ZW220, ZW250, ZH200-A, ZH200LC-A, ZR125HC, MA200, SCX400, SCX500W, EG70R-3 |
| Isuzu | 4HK1, 6HK1, 4HK1-AM-4HK1XZSA-03, 4HK1XASA02A, 4HK1XASA11A, 4HK1XASA12A, 4HK1XASA13A, 4HK1XKSA02D, 4HK1-XYSA-01, 4HK1-XYSA-02, 4HK1-XYSA-03, 4HK1-XZSA03, 4HK1-XZSA04, 6HK1XASA02, 6HK1XASA11A, 6HK1XASA12A, 6HK1XKSA01D, 6HK1XQA03, 6HK1XQA03D, 6HK1-XYSA-01, 6HK1XZSA-01, 6HK1XZSA01A, 6HK1 TIER3, UM6HK1 |
Every hour your excavator sits idle costs hundreds — even thousands — in lost productivity, rental penalties, and missed deadlines. Counterfeit camshaft bearings wear out 1.5× faster, causing premature engine noise, oil pressure drop, and catastrophic timing failure. OEM parts for Isuzu 4HK1 or Hitachi ZX240-3 often take 3+ weeks to arrive, halting critical maintenance cycles.
This camshaft bearing set delivers precise dimensional and material compliance with original Isuzu and Hitachi specifications. Built by ISO-certified factories and tested before shipment, it ensures reliable operation in high-load engine rebuilds and field repairs for Hitachi ZX240-3, ZX350L-3, and Isuzu 6HK1-powered equipment. With 10 years’ global export experience and 10,000+ SKUs in stock, XUNPO supplies exact-fit replacement camshaft bearing for 4HK1 and Hitachi ZX350L-3 — no guesswork, no delays.
This camshaft bearing set is engineered for demanding applications: quarry excavation under continuous load, port-side loader operations with frequent cold starts, and demolition sites where vibration and dust accelerate wear. In these environments, improper clearance or substandard metallurgy leads directly to camshaft seizure and cylinder head damage. That’s why precision-matched camshaft bearing for ZX240-3 and Isuzu 6HK1 camshaft bearing performance is non-negotiable — especially when engines run 12+ hours daily.
Each bearing shell is precision-ground from high-carbon steel alloy (SAE 1045 equivalent), heat-treated to 58–62 HRC for surface hardness while retaining core toughness. Internal geometry maintains ±0.005 mm roundness tolerance to prevent oil film collapse at high RPM. The bearing bore features micro-finish honing (Ra ≤ 0.4 µm) to ensure optimal oil retention and conformal contact with the camshaft journal. Anti-corrosion phosphate coating resists moisture ingress during storage and transport — critical for humid climates like Southeast Asia and the Gulf region. Dimensional tolerances match OEM blueprints exactly, enabling direct interchange without line-boring or reaming.
A $25 counterfeit camshaft bearing can trigger $2,800 in labor, $1,200 in gasket kits and seals, and 3 days of machine downtime — not to mention risk of collateral damage to valves and lifters. Industry data shows 68% of premature Isuzu 4HK1 engine failures trace back to underspec bearing materials or incorrect interference fit. Our replacement camshaft bearing for Isuzu 4HK1 meets ISO 286-1 hole/shaft tolerance classes and SAE J2735 load-cycle standards. Total cost of ownership drops when you invest once in verified quality — not twice in rework.
— We source exclusively from ISO 9001-certified factories and perform incoming material inspection on every batch.
— Every camshaft bearing set undergoes pre-shipment performance testing: dimensional verification, surface finish check, and interference fit simulation.
— Full 3–12 month warranty covers manufacturing defects — no questions asked.
— 10 years serving customers across 120+ countries, including repeat orders from fleet operators in Australia, Nigeria, and Chile.
— 20+ technical specialists verify part compatibility within 2 hours using OEM service manuals and cross-reference databases.
— Guangzhou warehouse holds over 10,000 SKUs — this camshaft bearing set is stocked and ready for same-day dispatch.
Your excavator isn’t generating revenue while waiting. Send us your part number, machine model (e.g. Hitachi ZX350L-3 or Isuzu 6HK1), and required quantity — we’ll reply with a competitive quote within 24 hours. First-time buyers may request a sample for physical validation before bulk order. Stock ships fast; downtime doesn’t wait.
Q: Is this an original OEM part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket camshaft bearing set, manufactured by ISO-certified factories to meet original Isuzu and Hitachi dimensional, material, and performance specifications.
Q: How do I confirm this camshaft bearing fits my specific engine or machine?
A: Provide your exact machine model (e.g. ZX240-3) and engine serial prefix (e.g. 4HK1-XYSA-02), or OEM part number — our technical team confirms compatibility within 2 hours.
Q: What is the warranty period?
A: 3–12 months from date of delivery, covering manufacturing defects only. Proof of purchase and photos of failure are required for claim processing.
Q: What is the minimum order quantity?
A: 1 piece — no exceptions. Ideal for emergency repairs or verifying fit before larger orders.
Q: How long does shipping take?
A: In-stock items ship within 2–5 working days. Express options (DHL/FedEx) deliver to most destinations in 3–7 business days; air and sea freight timelines vary by region.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time customers may request one sample unit for physical evaluation and fit-check prior to full order.
Ready to order or need a quote?
Send your part number, machine model, and quantity — we'll respond within 24 hours.
WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
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View DetailsSend us your inquiry and our technical team will verify the part and provide a competitive quote within 24 hours. MOQ starts from 1 piece.
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