2003 Johnson ST 55 HP WRL 2 Stroke Commercial Service Repair Manual, P/N 5005483, Page 108Get this manual

2003 Johnson ST 55 HP WRL 2 Stroke Commercial Service Repair Manual, P/N 5005483, Page 108

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FUEL SYSTEM PRIMER PUMP

Remove primer pump housing retaining ring from primer pump1 Plunger cross hole

A check valve under the small nipple on the primer pump housing allows