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  1. I

    After piston rings for a 1987 yamaha 90hp 688 OR can i use NEWER pistons & rings from 1988 yam upwards.

    hi. in the UK. the vin has been destroyed & unreadable, however plenty of info can be found else where on engine. The markings on the engine are: H - 1987 the tilt trim mech is has written 688 then 5R-0417? It does have 350697 on the core plug (serial number) There is a small stamp which...
  2. I

    After piston rings for a 1987 yamaha 90hp 688 OR can i use NEWER pistons & rings from 1988 yam upwards.

    HI, i have been trying to get hold of 9 piston rings for my older 1987 yam 85hp 2 stroke. The markings on the engine are: H - 1987 the tilt trim mech is has written 688 then 5R-0417? It does have 350697 on the core plug (serial number) There is a small stamp which probably means nothing...
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