Thread: Injection
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9/5/12, 4:58 PM   #6
Bradleyracing86
Bradleyracing86 is offline
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Join Date: Nov 2007
Posts: 1,621
 

On my yamaha it mounts off the waterpump drive, then we use an electric water pump, I've seen guys run them off the cam and other places, it just needs to turn atleast 1/2 of the engines rpms..

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