<p>Get your Kubota BX23S or KX41-3 back in service fast — no more waiting weeks for OEM parts or risking downtime with unreliable substitutes. This <strong>D902 cylinder head</strong> is a fully assembled, drop-in replacement that includes the complete gasket kit (1G823-99354 + 1G960-99363/64/65), so you avoid mismatched seals and installation errors that cause early failure.</p> <ul> <li>Fits all D902 variants — including E2B/E3B/E4B series with DGDE, SCG, SJC, and WDDE suffixes (critical for correct valve timing and compression)</li> <li>Directly replaces 1G962-03042 — verified against factory blueprints, not just part number matching</li> <li>Ready-to-install: pre-assembled with new valves, guides, and hardened seat inserts — no machining or setup needed</li> <li>Backed by our 6-month warranty and 2-hour technical verification — because misidentified heads are the #1 cause of repeat failures</li> </ul>
| Parameter | Details |
|---|---|
| Part Name | D902 Complete Cylinder Head Assembly with Gasket Kit |
| Part Number (OEM Reference) | Replaces 1G962-03042, 1G962-03045, H1G90-03040, 1G687-03022, 1G826-03040, 1J094-03040, KEACK-1G962, and others listed |
| Brand Compatibility | Kubota |
| Machine Model Fitment | Kubota BX23S, KX41-3, BX2360, BX2370, BX2380, BX2230D, BX2350D, BX24D, BX25, BX25DLB, KX018-4, U17, ZD323, ZD1021, ZD1021-3; Scag STT-25KBD, STT61V-25KBD, STT72V-25KBD; Kanga DA625, WD825, DL-825 |
| Engine Compatibility | Kubota D902, D902-E2B, D902-E3B, D902-E4B, D902-ET02, D902-7D2255 and all variants listed |
| Condition | New Aftermarket |
| Warranty | 6-month standard warranty against manufacturing defects |
| Packaging | Individual protective foam wrap + reinforced corrugated carton with part labeling |
| Brand | Applicable Models |
|---|---|
| Kubota | BX2230D, BX2350D, BX2360, BX2370, BX2370-1, BX2380, BX2380-1, BX23S, BX23S-1, BX24D, BX25, BX25DLB, BX25DLB-1, KX018-4, KX41-3, U17, ZD323, ZD1021, ZD1021-3 |
| Scag | STT-25KBD, STT61V-25KBD, STT72V-25KBD |
| Kanga | DA625, WD825, DL-825 |
Every unplanned engine shutdown on a Kubota BX23S tractor or KX41-3 excavator costs operators hundreds to thousands in lost productivity — especially during peak season. Counterfeit or poorly cast cylinder heads crack under thermal cycling, leak compression, or fail valve seats prematurely. OEM replacements take 3+ weeks and cost up to 45% more, delaying critical field work.
This D902 cylinder head assembly is manufactured in ISO 9001-certified facilities with strict incoming material inspection and pre-shipment performance testing. Designed for real-world use in Kubota D902-powered equipment — including high-duty-cycle applications like loader operation, trenching, and zero-turn mowing — it delivers consistent combustion chamber integrity and valve train alignment. With 10 years of global export experience and 10,000+ SKUs in stock, XUNPO supplies verified replacement parts to repair shops and fleet operators across North America, Europe, and Southeast Asia.
This cylinder head operates under full-load thermal stress in compact tractors used for municipal landscaping, excavation support on construction sites, and material handling at ports. In Kubota KX41-3 mini-excavators, it endures frequent cold starts, rapid load changes, and vibration-induced fatigue. For Scag and Kanga equipment, reliable sealing and dimensional stability are essential to prevent coolant-oil mixing and loss of hydraulic assist pressure — making correct part selection non-negotiable.
The cylinder head is precision-machined from high-strength gray cast iron (ASTM A48 Class 30), ensuring optimal heat dissipation and resistance to warping at sustained 180°C exhaust port temperatures. All valve seat inserts are induction-hardened to 45–48 HRC, matching OEM wear resistance and extending service life beyond 4,500 operating hours. Surface finish on the deck is maintained at Ra ≤ 1.6 μm to guarantee uniform gasket compression with the included multi-layer steel (MLS) gasket kit. Critical bolt hole threads meet ISO 5211 standards for torque retention, and coolant passages are flow-tested at 1.2 bar to eliminate internal casting porosity.
A $79 discount cylinder head may save upfront but often fails within 300 hours due to incorrect valve guide interference or insufficient tensile strength — triggering secondary damage to pistons, connecting rods, and turbochargers. Industry data shows that using non-OEM-equivalent cylinder heads increases total repair cost by 2.3× over 12 months when factoring labor, downtime, and rework. This D902 cylinder head meets ISO 9001 production controls and conforms to Kubota’s dimensional and material specifications (JIS G5501), delivering true TCO advantage — not just lower sticker price. Kubota D902 engine head assembly reliability directly impacts uptime in time-sensitive operations like rental fleet maintenance and public works contracts.
— We source exclusively from ISO 9001-certified factories and perform incoming batch inspection on every shipment.
— Every D902 cylinder head undergoes functional pressure testing and visual verification before dispatch.
— All parts carry a 3–12 month warranty: manufacturing defects are replaced free of charge.
— With 10 years’ export history and shipments to 120+ countries, our track record includes repeat orders from independent repair centers in Germany, Canada, and Australia.
— Our technical team includes 20+ certified diesel mechanics and parts engineers who verify fitment within 2 hours of inquiry.
— Over 10,000 SKUs are held in our Guangzhou warehouse — this D902 cylinder head ships in 2–5 working days.
Your Kubota BX23S or KX41-3 can’t wait weeks for an OEM part — and neither should your project schedule. Send us your machine model, current part number (e.g., 1G962-03042), and required quantity. You’ll receive a competitive quote within 24 hours. First-time buyers may request a sample for physical verification before placing a full order. Every day your engine stays down is revenue lost — act now.
Q: Is this an original Kubota part or an aftermarket replacement?
A: This is an OEM-equivalent aftermarket cylinder head, produced in ISO 9001-certified factories to match Kubota’s dimensional, material, and performance specifications.
Q: How do I confirm this fits my specific Kubota BX23S or KX41-3 unit?
A: Provide your machine’s full model number and serial prefix (e.g., BX23S-12345 or KX41-3-67890) — our technical team will verify compatibility and reply within 2 hours.
Q: What is the warranty coverage for this D902 cylinder head?
A: We offer a 6-month standard warranty covering manufacturing defects. Extended 12-month coverage is available upon request for qualified fleet accounts.
Q: What is the minimum order quantity?
A: Only 1 piece is required — ideal for urgent field repairs or validation testing.
Q: How fast can I receive this part after ordering?
A: In-stock units ship from our Guangzhou warehouse within 2–5 working days. Express courier options (DHL/FedEx) deliver to most destinations in 3–7 business days.
Q: Can I request a sample before placing a bulk order?
A: Yes — first-time customers may request one sample unit for physical inspection and bench testing prior to larger orders.
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WhatsApp: +86 187 2205 7128 | Email: talos@xunpojx.com
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