[V8] Temp Sensor
DasWolfen at aol.com
DasWolfen at aol.com
Wed Oct 6 16:43:58 EDT 2004
In a message dated 10/6/04 4:18:26 PM Eastern Daylight Time,
allanvega at adelphia.net writes:
> The water pump pulley is is not a drive pulley.....it is
> driven......therefore, the larger the water pump pulley, the faster it will pump. BTW impeller
> is same size.
Allan thats not the way it works. A larger drive pulley/gear speeds up every
driven item. A larger driven pulley/gear slows down whatever the item being
driven is.
If the pulley has a circumference of 1.75" then the timing belt must move
1.75" to achieve one full rotation of the waterpump, if the pulley is enlarged
to 2" then the belt must move 2" to achieve a full rotation. Since the crank
gear for the timing belt is still the same size the belt will still be moving
the same speed for any given rpm but the waterpump will be moving at a lower
rpm.
Think about it...the camshafts move at 1/2 crank speed and the camshaft
gears are 2x the circumference of the crank gear.
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