602 pulleys

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  • Dirt Dobber
    Junior Member
    • Nov 2014
    • 19

    #1

    602 pulleys

    New to 602's.. Just curious which is better.. 1 to 1 pulleys or the 30% reduction ones??? I have the 1to 1's but i have to drill the center on the water pump pulley from 5/8" to 3/4" to fit my water pump.
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