yamaha master cylinder

Ernest Montague afm199 at earthlink.net
Sun Jul 11 09:11:43 PDT 2010

Lots of discussion about one issue. Most MCs are the same diameter, and 
ALL will "work" with any other system.   ANY MC with the same diameter 
( almost every modern japanese bike) will work fine.

On Jul 11, 2010, at 9:05 AM, Gregory Maust wrote:

> Technically you're dealing with pressure. Pressure is force divided by 
> area
> (P = F/A). A smaller diameter means a smaller area, and thus less 
> force is
> needed from the lever to produce the same pressure. Conversely, a 
> larger
> diameter's increased area necessitates increased force to produce the 
> same
> pressure.
> Leverage is largely an issue of lever length (or distance from axis of
> rotation), and should be constant so long as your hand is at the same 
> spot
> on the brake lever. The improvement in braking systems have let us use 
> less
> and less leverage to get the same results, hence the stubby levers and
> one-fingered braking.
> Sorry, I can't help myself sometimes :P
> Gregory Maust
> The same diameter as a stock GSXR m/c will work just like the stock 
>> brake system. Smaller diameter m/c will give more leverage for lighter
>> feel with longer lever travel. Larger diameter gives less leverage
>> requiring a harder squeeze.
>> -js

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