Complete Kubota V1505 Cylinder Head with Valves & Springs

Product Specifications

Compatible Models

Tired of Cylinder Head Failures on Your Kubota B3030 or KX71-3? Get the Right Kubota V1505 Cylinder Head — Fully Assembled, Tested, and Ready to Install

Every unplanned engine shutdown on a Kubota B3030 tractor or KX71-3 excavator costs operators hundreds to thousands in lost productivity per day. Counterfeit or incomplete cylinder heads cause compression loss, coolant leakage, and valve train failure within weeks. OEM replacements take 3–4 weeks to arrive — halting field operations during peak season. And sourcing matching valves, springs, and guides from multiple suppliers adds risk of misalignment and installation errors.

OEM-Equivalent Quality, Ready to Ship from Guangzhou Warehouse

This Kubota V1505 cylinder head is manufactured in ISO 9001-certified facilities and undergoes full functional testing before shipment — including hydraulic pressure checks, valve seat leak-down verification, and dimensional validation against original blueprints. With 10 years’ experience supplying engine components globally, XUNPO ensures every unit meets the same sealing integrity and thermal stability required in high-load applications like loader operation, trenching, or continuous excavation work.

Where This Part Works

This complete cylinder head delivers reliable performance in demanding environments: agricultural fields where B3030 tractors operate 10+ hours daily under dust and temperature extremes; demolition sites where KX71-3 excavators endure repeated high-torque digging cycles; and municipal maintenance fleets managing mixed-model equipment across seasons. It maintains combustion chamber integrity at peak pressures up to 140 bar and resists warping during extended operation above 95°C — critical for preventing head gasket failure and coolant-oil mixing.

Engineering Details That Matter

The cylinder head casting uses high-silicon aluminum alloy (A380 equivalent), heat-treated to T6 condition for optimal thermal conductivity and resistance to micro-cracking under cyclic loading. Valve seats are induction-hardened to 52–55 HRC and precisely machined to ±0.01 mm concentricity, ensuring uniform sealing force across all four combustion chambers. Intake and exhaust valves are made from Inconel 751 and 21-4N stainless steel respectively, rated for continuous service at 750°C exhaust gas temperatures. All valve springs meet DIN 2095 Class II load specifications, delivering consistent seat pressure over 10,000+ operating hours without relaxation.

The Real Cost of Wrong Parts

A low-cost, non-tested cylinder head may save $50 upfront but risks $2,000+ in labor, tow fees, and downtime when it fails after 200 hours — especially if warped surfaces damage new gaskets or cracked ports contaminate oil. Industry data shows counterfeit heads fail 1.5× faster than OEM-equivalent units due to unverified metallurgy and poor machining tolerances. Total cost of ownership (TCO) is minimized not by lowest price, but by guaranteed fit, verified performance, and full warranty coverage — which this Kubota V1505 head provides as part of XUNPO’s ISO-compliant supply chain.

Why Customers Trust XUNPO

Packaging & Shipping

• Individually boxed in reinforced corrugated cartons with molded EPE foam cradling the head and protecting valve stems
• In-stock items ship within 2–5 working days from Guangzhou
• Flexible logistics: Express (DHL/FedEx/UPS), air freight, or sea freight — quoted based on destination and urgency
• Real-time tracking number provided upon dispatch
• MOQ: 1 piece — supports emergency repairs and small fleet operators

Get Your Kubota V1505 Cylinder Head Now

Your B3030 or KX71-3 can’t wait — every hour offline means higher labor overhead and missed deadlines. Send us your machine model, serial prefix (if known), and quantity — we’ll email a competitive quote within 24 hours. First-time buyers may request a sample for bench testing before bulk order. Stock is limited; confirm availability today.

Frequently Asked Questions