Zahn viscosity cup
#4
  
I am in need of a Zahn #2 viscosity cup. They are very expensive and wonder if anyone has tried the cheaper knockoffs?
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#5
  Re: Zahn viscosity cup by sgt374 (I am in need of a Za...)
For my needs I'd be fine with a low cost version, or even a Ford #4 and just convert the result to Zahn #2. 

John
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#6
  Re: Zahn viscosity cup by sgt374 (I am in need of a Za...)
Thank you John
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