© 5/2013 Ilmor Marine, LLC, Version 1.0 6-3
STARTING, STOPPING AND NEW ENGINE BREAK-IN
3. e boat MUST be returned to the certied Ilmor dealer for a
mandatory oil change between 10 and 25 hours of operation. is
ensures the service sta will be able to determine whether any internal
issues may be apparent.
AFTER INITIAL HOURS OF OPERATION
1. Aer the break-in and oil change have been completed, the engine
may be operated more continuously at speed, but never beyond the
maximum, and it is always advisable to give the engine an occasional
cool-down period. For the 5.7L engine, the maximum is 5,200 rpm;
for the 6.0L, the maximum is 5,400 rpm; for the 6.2L, the maximum is
5,600 rpm; and for the 7.4L, the maximum is 5,800 rpm.
2. roughout the life of the engine, always allow it a warm-up period
before operation. Abuse of the engine and transmission are never
covered under warranty. Regular maintenance as outlined in this
Owner’s Manual is very important to ensuring a long, trouble-free
engine life.
3. Subsequent oil changes should be done every 50 hours or quarterly if
the boat is not used regularly. See Section 7, Maintenance, for more
details.
NOTICE: Always use the recommended engine oil. Failure to follow the
engine oil recommendation listed in this Owner’s Manual can result in
accelerated engine wear and engine component failure. Engine damage
due to incorrect oil usage, oil changes and oil levels, or other failure to
follow engine oil procedures can be costly and may void the warranty.
BEFORE THE ENGINE IS STARTED
1. Aer performing all the checks and inspections outlined in this
Owner’s Manual, li the engine compartment cover.
2. DANGER! Always, before starting the engine, open the engine
compartment and check for fumes, leaks or the presence of uids
in the bilge. Operate the bilge blower for at least 4 minutes with
the engine compartment cover open. Leave the bilge blower ON
throughout the starting process and until the boat has planed.
NOTE: Always start the engine with the throttle/shi control lever in the
neutral position. e boat is equipped with a neutral-start safety switch that
will not allow engines to start while in gear.
3. WARNING! Never operate the engine without an adequate and
uninterrupted amount of water owing through the cooling system.
e boat is likely to be equipped with sea strainer valves and seacocks.
Ensure these are open prior to starting the engine.
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