road racing fim superbike & supersport world championships & fim ...
road racing fim superbike & supersport world championships & fim ...
road racing fim superbike & supersport world championships & fim ...
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The appearance from the front, rear and profile of the motorcycle must in<br />
principle conform to the homologated shape after the addition of additional<br />
radiators or oil coolers.<br />
2.4.8.16 Air box<br />
The following air box rule only applies to motorcycles homologated before<br />
the 31 st of December 2009:<br />
• The air box may be altered or replaced from those fitted to the<br />
homologated motorcycle (a special design for <strong>racing</strong> is allowed). If<br />
fuel injectors are attached to the cover of the air box, their position with<br />
reference to the throttle body must remain as original.<br />
• The air filter element may be removed.<br />
• The air box must be completely closed around the induction bell mouth and<br />
all engine breather tubes. The fuel injection system may be entirely within<br />
the air box.<br />
• The air box drains must be sealed.<br />
• All motorcycles must have a closed breather system. All the oil breather<br />
lines must be connected and discharge in the air box.<br />
• The breather system (air box plus any breather oil collector box) must be<br />
capable in the event of drain pipe blockage, of retaining a minimum of 1000<br />
cc of discharged fluid.<br />
For motorcycles homologated after the 1 st of January 2010:<br />
• The air box must remain as originally produced by the manufacturer on the<br />
homologated motorcycle.<br />
• If the homologated air box is used to mount top type fuel injectors or<br />
variable intake tract devices, then the air box and the attached systems<br />
must remain as homologated and function in the same way.<br />
• Air filters, internal flap type valve, sensors and vacuum fittings may be<br />
removed, modified, or replaced with aftermarket parts.<br />
• Any holes in the air box to the outside atmosphere resulting from the<br />
removal of components must be completely sealed from incoming air.<br />
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