D1503 Cylinder Head 1A013-03043 1A013-03044 for Kubota Engine Repair Parts

Product Details

Product Overview

This premium aftermarket Cylinder Head, identified by part numbers 1A013-03043 and 1A013-03044, is a direct replacement component engineered for Kubota D1503 diesel engines. As a critical top-end engine part, this cylinder head ensures proper combustion chamber sealing, valve operation, and coolant flow, making it an essential repair part for engine overhauls.

Manufactured by to meet or exceed OEM specifications, this cylinder head is suitable for use in a variety of Kubota-powered industrial machinery, including compact tractors, generators, and construction equipment. Whether you are a maintenance shop, equipment dealer, or engine rebuilder, this part provides a reliable, cost-effective solution for restoring engine performance.

Key Features & Benefits

• Precision Fitment: Cast to exact OEM specifications for the Kubota D1503 engine, ensuring a direct bolt-on installation without modification.
• Durable Construction: Manufactured from high-grade cast iron to withstand high compression and thermal stress in diesel applications.
• Complete Assembly Ready: Includes pre-installed valve guides and seats (where applicable), reducing assembly time for the technician.
• Rigorous Quality Control: 100% pressure tested to ensure no internal cracks or porosity, guaranteeing leak-free operation.
• OEM Cross-Reference: Directly replaces Kubota genuine parts 1A013-03043 and 1A013-03044, providing a reliable aftermarket alternative.
• Enhanced Durability: Designed to provide extended service life in heavy-duty applications, reducing downtime and replacement frequency.

Technical Specifications

OEM Cross-Reference

This cylinder head is a direct aftermarket replacement for the following Kubota genuine OEM part numbers:

• Kubota 1A013-03043
• Kubota 1A013-03044

Compatibility

This cylinder head is commonly used for the following engine application:

• Kubota D1503 – This is a 1.5L, 3-cylinder diesel engine widely used in compact tractors (e.g., Kubota B, L, and M series), mini excavators, generators, and industrial pumps.

Note: While designed for the D1503, please verify your engine’s serial number and cylinder head casting code to ensure 100% compatibility before purchase.

Global Supply & Distribution

We provide worldwide shipping from our distribution hub in Guangdong, China, ensuring fast and reliable delivery to major industrial centers across the globe. Our logistics network covers:

• North America: Regular shipments to ports in Los Angeles, Houston, New York, and Vancouver.
• Europe: Fast delivery to Rotterdam, Hamburg, Antwerp, and major inland hubs.
• Asia-Pacific: Direct service to Singapore, Tokyo, Sydney, and Shanghai.
• Middle East & Africa: Reliable shipping to Dubai, Jeddah, and Durban.

We have extensive experience in international trade, handling customs documentation and compliance for B2B shipments. Bulk orders and drop-shipping arrangements are welcome.

Quality Assurance

Every cylinder head undergoes a stringent quality control process to ensure it meets the highest standards of performance and durability.

• Manufacturing Standards: Produced in ISO 9001 certified facilities using advanced casting and machining processes.
• Testing: Each unit is pressure tested for leaks and inspected for dimensional accuracy using OEM specifications.
• Warranty: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for your repair investment.
• Documentation: Machinery Test Report and Video Outgoing Inspection are provided upon request for quality verification.

FAQ

Q: Will this cylinder head fit my Kubota D1503 engine without modifications?
A: Yes, this cylinder head is manufactured to OEM specifications for the Kubota D1503 engine. It is a direct bolt-on replacement. However, we recommend comparing your old cylinder head’s casting number (1A013-03043 or 1A013-03044) to ensure compatibility.

Q: Does the cylinder head come with valves, springs, and other internal components?
A: This listing is for the bare cylinder head casting. Valve guides and seats are pre-installed, but valves, springs, retainers, and other valvetrain components are not included unless specified. Please confirm your specific requirements with our sales team.

Q: What is the recommended installation procedure for this part?
A: Installation should be performed by a qualified diesel mechanic. Key steps include: cleaning the engine block surface, using a new head gasket, torquing the head bolts to the manufacturer’s specifications in the correct sequence, and adjusting valve clearances after installation. We provide a Machinery Test Report for additional reference.