The Yanmar 3TNE74 Piston C/W Ring is a Genuine Yanmar part designed to restore compression and reliability in Yanmar diesel engines. Supplied as a piston with matched ring set, it is built from durable, high-quality materials and precision-finished for correct clearances in the 3TNE74 cylinder. This assembly helps maintain efficient combustion, smooth running, and dependable starts in plant, agricultural, and garden machinery powered by the 3TNE74. It is a direct-fit replacement that supports proper oil control and reduces blow-by, protecting the engine from accelerated wear. Genuine Yanmar part no. 119624 22082 provides the correct specification and consistency expected for workshop and field repairs, whether you are carrying out a full overhaul or replacing a single damaged piston.

Key Features:
– Genuine Yanmar part for assured fit and function (part no. 119624 22082)
– Supplied complete with piston rings for a matched sealing set (C/W ring)
– Precision tolerances to maintain compression and reduce blow-by
– Durable construction to withstand diesel combustion pressures and heat
– Supports fuel efficiency, power output, and clean running when installed correctly
– Correct crown and ring land geometry for the 3TNE74 specification
– Helps reduce oil consumption via effective oil-control ring performance
– Suitable for professional workshop rebuilds or DIY maintenance on compatible engines
– Consistent quality to minimise downtime and repeat repairs
– Designed for straightforward replacement of worn or damaged pistons in service

Typical Applications:
Used during engine overhauls or in-service repairs on Yanmar 3TNE74-powered equipment, including compact excavators, generators, small loaders, mowers, and industrial pumps. Commonly fitted to correct low compression, hard starting, smoking, or increased oil use caused by worn pistons and rings. Suitable for fleet maintenance, plant hire servicing, and owner-operator repairs where reliable performance and correct OEM fit are required.

Also known as:
Piston assembly, piston and ring set, piston kit, diesel engine piston, cylinder piston assembly, top-end piston set, OE piston kit, replacement piston for Yanmar 3TNE series.

Fits Models:
3TNE74

Product Specifications