Views: 0 Author: Site Editor Publish Time: 2026-06-01 Origin: Site
PC120-5/PC120-7 Excavator Power Components - S4D95 Cylinder Head The Komatsu PC120-5 and PC120-7, classic and best-selling 12-ton excavators, are equipped with the S4D95 series dedicated engine. With its low fuel consumption, flexible operation, and low failure rate, it is widely used in small to medium-sized engineering projects such as urban infrastructure, earthwork excavation, landscaping, and construction site finishing.
I. Core Product Parameters:
Parameter Item | Specification Details |
Product Name | S4D95 Engine Cylinder Head |
Compatible Models | Komatsu PC120-5 and PC120-7 Excavators |
General Part Numbers | 6204-11-1100 / 6204-11-1101 / 6204-11-1102 |
Applicable Engine | S4D95 Inline Four-Cylinder Diesel Engine |
Product Material | High-density wear-resistant cast iron, one-piece casting |
Machining Process | Aging stress relief, precision milling, water and oil passage polishing, high-pressure airtightness testing |
Product Specifications | Bare cylinder head, standard assembly, and reinforced assembly are available |
Assembly Characteristics | Original factory hole data, original installation, no grinding or modification required |
II. Product Highlights:
1. Comprehensive coverage of multiple models, seamless fit.
2. Precision-cast material, durable and robust.
3. Precision machining, eliminating three types of leaks.
III. Applicable Replacement Scenarios:
1. Cylinder head warping, repeated cylinder head gasket failure, frequent high-temperature alarms.
2. Water and oil passage seal failure, resulting in water leaks, oil leaks, and blow-by.
3. Worn and sunken valve seats, causing engine idling vibration, abnormal noise, and power loss.
4. Overhaul and upgrade of equipment, replacing old and inferior cylinder heads to restore the machine's working condition.
Hebei Keluo Construction Machinery Co., Ltd. specializes in excavator engine parts, focusing on the research and supply of core power components such as cylinder heads, cylinder blocks, crankshafts, and connecting rods. We offer a complete range of parts models, ample stock, and stable quality. We offer a one-stop service including precise model selection and matching, fast delivery, professional technical guidance, and after-sales support. We support single-part repair and replacement, batch engineering support, and long-term spare parts inventory to help customers reduce equipment maintenance costs, minimize downtime losses, and ensure efficient and stable operation of construction machinery equipment.
