S2800 Cylinder Head Assembly 15622-03042 for Kubota Engine | Excavator & Loader Parts

Product Details

Product Overview

This S2800 Cylinder Head Assembly (OEM Part Number: 15622-03042) is a direct replacement component designed for Kubota diesel engines. Manufactured to meet or exceed OEM specifications, this cylinder head assembly is commonly used in heavy machinery such as excavators, loaders, bulldozers, and forklifts. The casting and machining processes ensure precise fitment and reliable sealing performance under demanding working conditions.

As a critical engine component, this cylinder head assembly has undergone rigorous quality control, including pressure testing and dimensional inspection. It is suitable for both replacement and overhaul applications in construction, agricultural, and industrial equipment powered by the Kubota S2800 engine series.

Key Features & Benefits

• OEM Specification: Manufactured to original size and tolerance standards, ensuring direct bolt-on replacement without modifications.
• Durable Casting: High-grade cast iron construction with uniform density for thermal stability and resistance to cracking.
• Precision Machined Surfaces: Valve seat faces, combustion chamber surfaces, and head gasket mating surfaces are machined to tight tolerances for optimal sealing.
• Complete Assembly: Includes pre-installed valve guides, valve seats, and core plugs where applicable, reducing installation time.
• Pressure Tested: Each unit undergoes water pressure testing to verify structural integrity and eliminate casting defects.
• Warranty Protection: Backed by a 6-month warranty against manufacturing defects, providing peace of mind for commercial buyers.
• Global Compatibility: Suitable for multiple equipment brands using Kubota S2800 engines, including excavators, loaders, tractors, and generator sets.

Technical Specifications

OEM Cross-Reference

This cylinder head assembly is a direct replacement for the following OEM part numbers:

• Kubota OEM: 15622-03042
• Alternative Reference: 15622-03040 (Superseded or compatible variant)

Note: Always verify the casting number on your existing cylinder head and cross-reference with your engine serial number for exact compatibility.

Compatibility

This cylinder head assembly is commonly used for the following applications:

• Engine Models: Kubota S2800, S2800-DI, S2800-E
• Vehicle/Equipment Applications: Excavators, Loaders, Bulldozers, Forklifts, Trucks, Buses, Agricultural tractors, and Industrial generators

Fitment is inferred based on engine model; please confirm your engine model and existing cylinder head part number before ordering.

Global Supply & Distribution

We maintain a robust global supply chain to serve B2B customers across major industrial markets. Our distribution network covers:

• North America: Regular shipments to USA (Houston, Los Angeles, Chicago), Canada (Toronto, Vancouver), and Mexico
• Europe: Fast delivery to Germany, Netherlands, UK, France, Spain, and Poland
• Asia-Pacific: Direct service to Japan, South Korea, Australia, Singapore, and Southeast Asia
• Middle East & Africa: Supplies to UAE, Saudi Arabia, South Africa, and Kenya

We offer flexible shipping options including sea freight (FCL/LCL), air express (DHL, FedEx, UPS), and rail freight for landlocked destinations. Export documentation, including commercial invoices, packing lists, and certificates of origin, is provided with every order to ensure smooth customs clearance.

Quality Assurance

Our manufacturing process adheres to strict quality control standards:

• Manufacturing Standards: ISO 9001:2015 certified production facility
• Material Analysis: Spectrometer testing of raw materials to verify chemical composition
• Dimensional Inspection: 100% inspection of critical dimensions using CMM (Coordinate Measuring Machine)
• Pressure Testing: Water pressure test at 4-6 bar to detect any micro-cracks or porosity
• Outgoing Inspection: Final visual and dimensional check before packaging, with video inspection available upon request
• Warranty: 6-month warranty covering manufacturing defects; extended warranty options available for volume orders

FAQ

Q1: Will this cylinder head assembly fit my Kubota S2800 engine from a 1998 excavator?
A: This part is designed for the Kubota S2800 engine series, which was used across multiple production years. However, we recommend verifying the casting number on your existing cylinder head (typically located between the valve springs) to confirm it matches 15622-03042 or a superseded variant. If your head has a different casting number, please contact us with your engine serial number for cross-referencing.

Q2: Does this assembly come with valves and valve springs installed?
A: This is a complete cylinder head assembly. It includes pre-installed valve guides, valve seats, and core plugs. Valves, valve springs, and retainers are typically not included unless specified. Please check the product packaging description or contact our sales team for confirmation on the exact components included in your shipment.

Q3: What is the recommended installation procedure for this cylinder head?
A: We recommend the following steps: (1) Clean the engine block deck surface thoroughly. (2) Use a new head gasket specifically designed for the S2800 engine. (3) Torque the head bolts in the manufacturer’s specified sequence and torque values (typically 80-90 Nm for initial pass, then 100-110 Nm final pass, depending on bolt type). (4) After installation, perform a cold valve clearance adjustment. (5) Run the engine and re-torque after the first thermal cycle. Always consult your engine service manual for exact specifications.