2004-2005 Kawasaki STX-15F Jet Ski Factory Service Manual., Page 182Get this manual
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ENGINE TOP END 6-11 C Ai m
nst emIfaceasllinhedeaalve iat'sssopebnliyngA[]Cso idheaftaicts sreinlds s[iB]e.side si nd ]s et Install the air suction valve covers
TorqueAir Suction Va