A valve seal prevents oil from running past the valve stem into the combustion chamber, and it is important to replace these because worn seals lead to oil consumption, smoke generation, and reduced engine performance.
Valve seals / Valve stem seals suitable for, among others, the following models:
Universal Cat. 1 top link for compact tractors, available in three lengths. Fits all 3-point hitches with Cat. 1 connection (25.4 mm) — Kubota, Iseki, Yanmar, Mitsubishi and more.