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what should it spin
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  1. Mach Z / Mach 1 / Formula III Triples
    Hey guys just wondering if someone could tell me what a 98 mach should be spinning. After it warms up good, you crack it and it goes right up to about 8100-8200 then after you hold it for a bit it keeps climbing to almost 9000 R's which i know is way to high! Its stock as far as i know but...
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