Home /Products/Engine Cylinder Head/Kubota D1402 Engine Cylinder Head | OEM 15521-03040 15521-03044 | Excavator, Tractor & Skid Steer Spare Parts Engine Cylinder Head

Kubota D1402 Engine Cylinder Head | OEM 15521-03040 15521-03044 | Excavator, Tractor & Skid Steer Spare Parts Engine Cylinder Head

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Kubota D1402 Engine Cylinder Head | OEM 15521-03040 15521-03044 | Excavator, Tractor & Skid Steer Spare Parts Engine Cylinder Head
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Features
Specifications
Applicable Engine Model: Kubota D1402
OEM Part Number / Cross Reference: 15521-03040 15521-03044
Cylinder Head Material Number: High-grade Cast Iron (resistant To Thermal Stress And Cracking)
Valve Configuration: Overhead Valve (OHV) With Precision-machined Guides And Seats
Combustion Type: Direct Injection
Condition / Warranty: Brand New / 12-month Warranty Against Manufacturing Defects
Quality Assurance: 100% Pressure Tested, ISO 9001 Certified
Installation Note: Replacement Of Head Bolts And Gasket Recommended For Proper Sealing
Basic Infomation
Place of Origin: CHINA
Brand Name: For Kubota
Certification: ISO 9001
Model Number: D1402
Payment & Shipping Terms
Packaging Details: Carton Packing, Wooden Case, Plastic Pallet, Paper Pallet.
Delivery Time: Ships in 24h (1-7 days max)
Payment Terms: T/T,Western Union,D/A
Supply Ability: 1000PCS / WEEK
Product Description
Kubota D1402 Engine Cylinder Head

Upgrade your Kubota D1402 diesel engine with our precision-engineered cylinder head, designed to meet or exceed OEM standards for perfect fit, optimal performance, and long-lasting durability. As a critical core component of the Kubota D1402 engine—renowned for its robust 3-cylinder, vertical water-cooled, 4-stroke design with spherical combustion chamber—this cylinder head plays a vital role in sealing the combustion chamber, housing valve train components, and efficiently dissipating heat during heavy-duty operation.

Product Specifications
Product Name D1402 Engine Cylinder Head
OEM Part Numbers 15521-03040, 15521-03044
Compatible Engine Kubota D1402 Diesel Engine (3-Cylinder, Vertical, Water-Cooled, 4-Stroke; Spherical Combustion Chamber; Naturally Aspirated; Bos ch K-type Mini Fuel Injection Pump; DN12 SD12 Injection Nozzle)
Compatible Equipment Kubota Mini Excavators (KH91); Kubota Compact Tractors (L2550, L2550DT, L2550F, L2650, L2650DT, L2202, L2202DT, L2402, L2402DT); Bobcat 643 Skid Steer Loader; New Holland L455 Skid Steer Loader; Mustang 342 Skid Steer Loader; Scat Trak S1000 Skid Steer Loader
Material High-Grade Heat-Treated Grey Cast Iron
Engine Specs Bore x Stroke: 85.0mm (3.35in) x 82.0mm (3.23in); Displacement: 1.395L (85.1 cu.in); Compression Ratio: 21:1; Max Power: 23.9kW (32.0HP) @ 2800 RPM; Max Torque: 94.6 N·m (70.1 ft·lb) @ 1600 RPM; Valve Arrangement: OHV, Gear Drive (6 valves total, 2 per cylinder)
Condition Brand New, Precision Machined, ISO 9001 Certified
Weight Approx. 15 kg (33.1 lbs)
Warranty: 12 Months Comprehensive Coverage
Key Features
  • OEM Exact Fit for seamless installation
  • Heat-Treated Grey Cast Iron construction
  • Spherical Combustion Chamber design
  • Precision-Machined Valve Seats (2.10mm width)
  • Polished Intake/Exhaust Ports
  • Leak-Free Seal technology
  • High Heat Resistance
  • Compatible with MLS/Composite Head Gaskets
Key Benefits
Perfect OEM Compatibility

Direct replacement for Kubota OEM part numbers 15521-03040 and 15521-03044—no modifications needed for installation, fits all D1402 engine variants and compatible equipment.

Superior Durability

Heat-treated grey cast iron construction with resin-coated sand molding ensures exceptional hardness, resists warping, cracking, and wear under extreme combustion pressures and high temperatures.

Optimized Engine Performance

Precision-machined spherical combustion chamber, polished intake/exhaust ports, and calibrated valve seats ensure efficient fuel combustion and improved air-fuel mixing.

Wide Compatibility

Fits popular Kubota mini excavators, compact tractors, and non-Kubota skid steer loaders, making it a versatile solution for diverse fleet maintenance needs.

Cost-Effective Solution

High-quality aftermarket component delivering OEM-equivalent performance at a competitive price, eliminating the need for expensive genuine parts.

Reduced Downtime

Direct-fit design simplifies replacement, minimizing maintenance time and equipment idle periods—critical for keeping operations on schedule.

Why Choose Our D1402 Engine Cylinder Head?

We specialize in manufacturing and supplying high-quality heavy-duty engine spare parts tailored to the construction, agricultural, and industrial sectors. Our D1402 engine cylinder head is engineered to replicate the exact form and function of the original Kubota component, utilizing premium heat-treated grey cast iron and state-of-the-art manufacturing processes to ensure consistency, durability, and perfect fit.

Every D1402 cylinder head undergoes comprehensive quality inspections, including valve seat width calibration and flatness testing, to match the D1402 engine's exact tolerances. Trust in a component built to last, backed by our commitment to excellence and customer satisfaction.

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Engine Cylinder Head

cylinder head

engine cylinder heads

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