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Re: My motor RPMs don't seem right
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Originally Posted by vortexofpain
...How is the best way to check accuracy of a tach? When I had my emissions test done, they hooked up to one of the spark plugs and I guess it matched up pretty good.
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Go to a shop and have them check the tach for accuracy. Is the tach an 8 or 6 cylinder tach?
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Got bored, sold everthing. Got bored, looking for a 1960-66 C-10. Want to build my last truck.
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