Re: 1968 z28 fan blade
i think air much like water, can cavitate if the blades were all spaced the same, i think the odd spaced blades move more air?? 
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Rich Straub
raiv 69 judge, ra3 70 judge, 71 judge,74 SD trans am,71 cudas, 67 189 Corvette roadster, Quicksilver 68 HURST
z-10 396 camaro, 69 HEMIBEE
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