Bombardier SeaDoo 1993 factory shop manual, Page 185Get this manual

Bombardier SeaDoo 1993 factory shop manual, Page 185

Quality of the image is intentionally reduced!

Section 07 ELECTRICAL Sub-section 07 (SPARK PLUGS)
M HEM 010 O

(brownish)

Fouled (black)

The plug face (and piston dome) reveals the condition of the engin