Some 4-stroke engines are fitted with a rotorcap on the cylinder head valves. What is the purpose of the rotocap?

16 May '19, 09:23

May 16, 2019, 9:23 a.m.
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Rotocaps are used to improve the sealing surface scaling function and to increase the service time of the exhaust valve in the engine.

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16 May '19, 09:26

May 16, 2019, 9:26 a.m.
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