Ecer asks for your consent to use your personal data to:
Personalised advertising and content, advertising and content measurement, audience research and services development
Store and/or access information on a device
Your personal data will be processed and information from your device (cookies, unique identifiers, and other device data) may be stored by, accessed by and shared with 135 TCF vendor(s) and 65 ad partner(s), or used specifically by this site or app.
Some vendors may process your personal data on the basis of legitimate interest, which you can object to by do not consent. Contact our platform customer service, you can also withdraw your consent.
Your message must
be between 20-3,000 characters!
Submit Requirement
Thank You！
Your requirement has been sent. we will contact you quickly!
{"title":"65.02503-8146 DE08 Piston Ring Set For Doosan DE08 Diesel Engine Excavator","imgUrl":"https:\/\/img.chinax.com\/nimg\/71\/28\/c898902f43f694d987f6e718299d-200x200-1\/65_02503_8146_de08_piston_ring_set_for_doosan_de08_diesel_engine_excavator.jpg","attrs":{"Place of Origin":"CHINA","Supply Ability":"10000","Packaging Details":"BOX","Minimum Order Quantity":"1"}}
{"title":"V2003 V2003T for Kubota Engine Overhaul Rebuild Kit Engine Bobca t 337D 341D","imgUrl":"https:\/\/img.chinax.com\/nimg\/2c\/5e\/e377e9559820bb84b0d5f326048b-200x200-1\/v2003_v2003t_for_kubota_engine_overhaul_rebuild_kit_engine_bobca_t_337d_341d_s160_s175_s185_skid_steer_loader.jpg","attrs":{"Place of Origin":"Guangdong, China","Price":"1200","Brand Name":"N NUKUAFAN K","Product name":"Excavator engine Parts"}}
{"title":"V1702 V1902 Overhaul Rebuild Kit Compatible for Kubota Engine 743 733 L2850F","imgUrl":"https:\/\/img.chinax.com\/nimg\/05\/60\/f98eea27b2153eb3f75609874a55-200x200-1\/v1702_v1902_overhaul_rebuild_kit_compatible_for_kubota_engine_743_733_l2850f_l2850dt_l2850dtgst.jpg","attrs":{"Minimum Order Quantity":"1","Part name":"Overhaul kit","Delivery Time":"3-7","Package Dimensions":"44.96 x 34.8 x 14.99 cm;6.5 kg"}}
{"title":"V3300-DI Engine Rebuild Kit with Full Gasket Kit for Kubota and Bobca t","imgUrl":"https:\/\/img.chinax.com\/nimg\/cd\/8d\/8d4812d941b1bf8761edf4ab6485-200x200-1\/v3300_di_engine_rebuild_kit_with_full_gasket_kit_for_kubota_and_bobca_t_excavator_engine_parts.jpg","attrs":{"Part name":"Overhaul kit","Price":"\uffe51600~2000","Place of Origin":"Guangdong, China","Type":"Piston and components\/Seals Overhaul kit\/Cylinder gasket"}}
{"title":"94 Front Crankshaft Oil Seal Diesel Engine Front Main Oil Seal","imgUrl":"https:\/\/img.chinax.com\/nimg\/1d\/23\/445c1b3200da79a3b2aafffaec64-200x200-1\/94_front_crankshaft_oil_seal_diesel_engine_front_main_oil_seal.jpg","attrs":{"Place of Origin":"CHINA","Supply Ability":"9500","Packaging Details":"BOX","Minimum Order Quantity":"1"}}
Application: Doosan DE08 diesel engine for DH225-7, DH300-7, DX340-9 excavators and SD300E wheel loader
Key Features
Top two gas compression rings adopt hard chromium coating, strong high temperature resistance and wear resistance, effectively lock cylinder pressure, prevent power loss
The third oil control ring with internal coil spring structure, uniform scraping force, thoroughly scrape excess lubricating oil on cylinder wall, greatly reduce engine oil burning phenomenon
Precision opening gap and outer diameter size, fully match DE08 piston and cylinder liner, stable sealing performance
Complete set packaged for single piston, convenient for one-time assembly during engine overhaul
Product Description
This DE08 piston ring set with OEM part number 65.02503-8146 is a critical sealing consumable for Doosan DE08 diesel engine, installed on the piston grooves to realize three core functions: sealing combustion gas, controlling engine oil consumption and conducting piston heat to cylinder liner.
Worn, broken or deformed piston rings will cause insufficient cylinder compression, black exhaust smoke, excessive oil consumption and engine power drop. It is a standard replacement part during engine major repair together with piston, cylinder liner and bearing shells.
We supply parts for Kubota, Cumm ins, CAT, Perkins, Yanmar, Isuzu, Komatsu, Mitsubishi, Hino, Nissan, V olvo, Deutz, Doosan, Daewoo, John De ere, Scania, Hyundai, JCB etc.
FAQ
What is the OEM part number of this DE08 piston ring?
Official OEM Part No: 65.02503-8146, compatible with Doosan D1146, DE08T engine.
How many rings are included in one package?
One box contains 3 rings for one single piston: 2 compression rings and 1 spring oil control ring.
What is the function of the spring inside the oil ring?
The built-in spring expands the oil ring tightly against the cylinder inner wall, improving oil scraping uniformity and durability.
Do I need to replace all 6 sets for DE08 engine at once?
Yes, it is recommended to replace the full 6 sets together to ensure balanced compression of each cylinder and stable engine operation.
Which excavator models does it fit?
Fit Doosan DH225-7, DH300-7, DX340-9 excavator and SD300E wheel loader equipped with DE08 engine.
Company Details
Bronze Gleitlager
,
Bronze Sleeve Bushings
and
Graphite Plugged Bushings
from Quality China Factory
Ecer Certification：
Verified Supplier
Guangzhou Tianhe District Qianjin Yiling Machinery Parts Business Department, established in 2013, is a professional supplier focusing on high-performance engine repair kits and cylinder gaskets for construction machinery excavators, boasting solid capabilities in both standard product supply and cu... Guangzhou Tianhe District Qianjin Yiling Machinery Parts Business Department, established in 2013, is a professional supplier focusing on high-performance engine repair kits and cylinder gaskets for construction machinery excavators, boasting solid capabilities in both standard product supply and cu...
