Service Manual

SERVICE TIPS (con’t)
Core Plugs
Visually inspect for damaged or leaking plugs
Muffler Baffle
This item should be cleaned every 50 hours
(maximum) to keep carbon from clogging the
exhaust system (power
loss) and from entering
the engine (piston scoring).
Muffler Plate Screws
Screws may have loosened due
to vibration.
They should be torqued to
140 200 in. Ibs
(16 22Nm
751.1.12071
9-6
Service Section