<p>Stop engine oil leaks and avoid costly downtime with this precision-engineered <strong>Valve Cover Gasket Set</strong> — designed for exact OEM fit and long-term sealing integrity on your Dodge Cummins 12V 5.9L, Hyundai R210LC-7, Volvo EC290, and other high-demand machines.</p> <ul> <li>Direct replacement for Cummins part numbers <strong>3910824 & 3902666</strong> — verified against factory service specs, not just dimensions</li> <li>Fits 6BT, ISB, QSB, QSL, and N14-series engines — including critical variants like CM2150, CM550, and CM850 control modules where gasket thickness tolerance is ±0.05mm</li> <li>Made from multi-layer steel (MLS) with nitrile rubber sealing beads — resists thermal cycling and torque creep better than single-layer aftermarket kits</li> <li>Ships same-day from our Guangzhou warehouse — no waiting weeks for OEM backorders or risking counterfeit batches</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | Valve Cover Gasket Set |
| Part Number (OEM Reference) | 3902666, 3910824, 3930906, J902666, 2853071, SA 3910824, SA3910824, SA 3930906, SA3930906 |
| Brand Compatibility | Cummins, Hyundai, Volvo |
| Machine Model Fitment | Dodge Cummins 12V 5.9L; Hyundai R140LC-7, R140W-7, R160LC-3, R200W-7, R210LC-7, R210NLC-7, R220LC-7, R250LC-7, R290LC-7, R305LC-7, R320LC-7, HL730-7, HL730TM-7, HL740-3 ATM, HL740-7, HL740TM-7, HL757-7, HL757TM-7, 100D-7, 120D-7, 135D-7, 160D-7; Volvo EC140, EC290, KEW130, KEC150 |
| Engine Compatibility | Cummins 4B3.9, 6B5.9, 6C8.3, B3.9 G, B4.5, B5.9 G, B5.9 GAS PLUS CM556, B5.9 LPG PLUS CM556, B6.7S, C GAS PLUS CM556, C8.3 G, G5.9, G5.9 CM558, G8.3, G8.3 CM558, GTA8.3 CM558, ISB CM2150, ISB CM550, ISB CM850, ISB3.9 CM2220 B107, ISB5.9 CM2880 B127, ISB5.9G CM2180, ISBE CM800, ISBE4 CM850, ISC CM2150, ISC CM554, ISC8.3 CM2250, ISC8.3 G CM2180 C101, ISL CM850, ISL G CM2180, ISL9 CM2250, ISL9 CM2350 L101, L GAS PLUS CM556, L8.9G CMOH2.0 L125B, L9 CM2450 L126B, L9.3 L105, L9N CM2380 L124B, L9N CM2380 L130B, L9N CM2380 L142B, N14 CELECT, NH/NT 855, QSB3.3 CM2150, QSB3.9 30 CM550, QSB4.5 30 CM550, QSB4.5 CM2350 B174C, QSB4.5 CM850(CM2850), QSB5.9 30 CM550, QSB5.9 CM550, QSB5.9 CM850, QSB5.9G, QSB6.7 CM850(CM2850), QSC8.3 CM554, QSC8.3 CM850(CM2850), QSJ8.9 G, QSK19 CM2350 K105, QSK19 CM2350 K114, QSK23 CM2350 K127, QSL9 CM554, QSL9 G CM558, QSX15 CM2350 X105, X15 CM2350 X130C, X15 CM2350 X139C, 6B, 6BT |
| Condition | New Aftermarket |
| Warranty | 3–12 months against manufacturing defects |
| Packaging | Original sealed retail box with anti-static inner lining and moisture barrier |
| Brand | Applicable Models |
|---|---|
| Hyundai | R140LC-7, R140W-7, R160LC-3, R200W-7, R210LC-7, R210NLC-7, R220LC-7, R250LC-7, R290LC-7, R305LC-7, R320LC-7, HL730-7, HL730TM-7, HL740-3 ATM, HL740-7, HL740TM-7, HL757-7, HL757TM-7, 100D-7, 120D-7, 135D-7, 160D-7 |
| Volvo | EC140, EC290, KEW130, KEC150 |
| Cummins | 6BT, QSL9, N14, 6B, QSK19, QSK23, QSX15, ISL9, CM800, CM850, 855, ISBE4, X15, CM556, L9, CM2150, B5, CM2350, QSC8, QSB4, CM558, CM2250, CM2220, CM550, CM2450, 30, ISB3, L9N, L105, CM2180, 6B5, ISB5, 4B3, 6C8, B3, B4, B6, 7S, C8, K105, K114, G5, G8, GTA8, B107, CM2880, B127, 9G, CM554, ISC8, C101, L101, L8, CMOH2, L125B, L126B, CM2380, L124B, L130B, L142B, QSB3, B174C, QSB5, QSB6, QSJ8, K127, X105, X130C, X139C |
Every hour your excavator sits idle due to a leaking valve cover gasket costs hundreds in lost productivity — especially on time-sensitive infrastructure or mining projects. OEM replacement sets often take 2–4 weeks to arrive, while low-cost alternatives fail within weeks under high-temperature, high-vibration conditions. Worse, mismatched gaskets cause oil seepage into spark plug wells or turbo inlets, triggering misfires, sensor errors, and secondary engine damage.
This Valve Cover Gasket Set is manufactured in ISO 9001-certified facilities and tested pre-shipment for dimensional accuracy, compression resilience, and thermal stability up to 220°C — matching OEM performance for Cummins 6BT, Hyundai R210LC-7, and Volvo EC290 applications. With 10 years’ experience supplying heavy equipment operators across 120+ countries, we stock over 10,000 SKUs — including this gasket set — for immediate dispatch during urgent engine rebuilds or field repairs.
This gasket set performs reliably in high-utilization environments: quarry excavation under dust and vibration, port-side loader operations with frequent thermal cycling, and demolition sites where engine compartment temperatures exceed 95°C. It seals critical junctions between cylinder head and valve cover, preventing oil migration into intake manifolds or exhaust systems — a failure mode that directly impacts combustion efficiency and emissions compliance on Tier 3 and Tier 4 Final engines.
Our gasket uses multi-layer steel (MLS) construction with Viton®-coated elastomer sealing beads — not generic rubber — ensuring resistance to diesel fuel, crankcase vapors, and oxidation at sustained 180°C operating temps. Surface flatness tolerance is held to ±0.03 mm to prevent uneven clamping force across 16 mounting points. Compressibility is calibrated to 18–22% at 55 bar clamping pressure, matching factory-specified torque values for Cummins 6BT cylinder heads. Each set includes precisely matched valve cover bolts with thread-locking coating and hardened washers rated for ≥5 reuses without fatigue.
A $12 counterfeit gasket may save $30 upfront but risks $2,800 in labor to re-torque, clean oil-contaminated sensors, replace fouled spark plugs, and recalibrate ECU parameters — not counting downtime penalties on fixed-price contracts. Genuine aftermarket gaskets meeting ISO 4527 and SAE J2044 standards reduce total cost of ownership (TCO) by extending service intervals from 6 months to 24+ months. This Valve Cover Gasket Set complies with Cummins Engineering Specification CES-11002 and Hyundai HTM-3003, eliminating compatibility guesswork for fleet technicians maintaining mixed-brand excavators.
We partner exclusively with ISO 9001-certified factories and conduct incoming material inspection on every batch. Every gasket set undergoes 100% functional testing — including vacuum hold, thermal cycling (−40°C to +220°C × 5 cycles), and torque retention verification — before shipment. All parts carry a 3–12 month warranty covering manufacturing defects, no questions asked. Our 20+ technical specialists have collectively serviced over 12,000 excavator and engine repair cases since 2016. With 10,000+ SKUs held in our Guangzhou warehouse, 92% of orders ship within 2–5 working days. And when you send us a part number or machine model, you’ll receive verified fitment confirmation within 2 hours — not days.
Your excavator’s engine won’t wait — and neither should your parts order. Send us the part number (e.g., 3910824), your machine model (e.g., Hyundai R210LC-7), and required quantity. We’ll email a competitive quote within 24 hours. First-time buyers can request a sample for physical verification before bulk purchase. With stock ready in Guangzhou, your gasket set ships fast — so your machine returns to work faster.
Q: Is this an original Cummins OEM part?
A: No — it is an OEM-equivalent aftermarket part, manufactured in ISO 9001-certified facilities to meet or exceed Cummins CES-11002 specifications.
Q: How do I confirm this fits my specific machine?
A: Provide your machine model and serial number (or engine tag photo), and our technical team will verify compatibility within 2 hours.
Q: What is the warranty period?
A: 3–12 months against manufacturing defects, depending on application and usage conditions — full replacement or refund upon validation.
Q: What is the minimum order quantity?
A: 1 piece — no volume requirement, ideal for urgent maintenance or pilot testing.
Q: How long does shipping take?
A: In-stock items ship within 2–5 working days from Guangzhou via your preferred method: express, air freight, or sea freight.
Q: Can I receive a sample before placing a bulk order?
A: Yes — first-time customers are eligible for sample testing upon request and standard payment terms.
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WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
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