2006 Johnson SD 30 HP 4 Stroke Outboards Service Repair Manual, PN 5006592, Page 172Get this manual
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POWERHEAD OPERATION
No.3 CRANKSHAFT MAIN JOURNAL No.3 CRANK PIN
NO.3, 2, 1, CAM SHAFT JOURNAL
TIMING CHAIN TEN SIONE R
NO.3 PISTON
PRE SSURE R