Piston Rings UPRK0003 are a precision engine piston ring set designed to restore optimal sealing, compression and oil control inside the cylinder of internal combustion engines — making them essential for engine rebuilds, overhauls and maintenance. These high‑quality rings are made from robust steel alloys to withstand heat, friction and heavy‑duty operation.
Where It Is Used
The UPRK0003 piston ring set is commonly used on:
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Perkins diesel engines, including models in the 1103 and 1104 family found in generator sets and industrial engines
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Heavy‑duty engines powering industrial generators, agricultural tractors, and construction machinery
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Applications such as Perkins‑powered gensets (60–120 kVA) and OEM equipment platforms where reliable compression and combustion performance are required
Key Functions
Piston rings are essential for engine performance and longevity:
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Seal the combustion chamber to prevent gas leakage and maintain compression
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Control oil by scraping lubricating oil from the cylinder walls back into the sump
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Transfer heat from the piston to the cylinder wall to help cool the engine
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Reduce friction and wear between the piston and cylinder wall for smoother operation
Buy genuine piston rings at RixingCompany.com — quality engine parts for reliable engine rebuilds and performance.








