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R. Stubbs
> 3 dayPerformed as needed
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Duane Wisozk
> 3 dayWorked great!
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JAYPEE
> 3 dayWorked really good on 6.0 lq4 engine rebuilt, easy to use with plenty of lubricant.
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Richard bendel
> 3 daythese flex zones will give you the best results ever
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Scott rose
> 3 dayThey work great as usual
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Hunt’s Workshop
> 3 dayThis was so easy and idiot-proof. Absolutely fantastic results!
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Miss Lelah Price PhD
> 3 dayDid A super job on my cylinders, may last for ever.
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Raheen T Frasier
> 3 dayAwesomeness
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tkirk
Greater than one weekI used these per ring manufacturer recommendation for grit. Worked perfect. Easy to use.
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Marty
> 3 dayWorks like a dream!