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air cooled cranking psi

Discussion in 'Dirt Bike Mods & Maintenance' started by jaguar, May 3, 2017.

  1. jaguar

    jaguar Subscriber

    Jul 29, 2000
    Likes Received:
    I used to race an air cooled Husqvarna CR125 but I never measured its cranking psi. I'm wondering what a typical maximum was for all the motocross engines before the switch to water cooling. Any data is appreciated.


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