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How do to read hp on a block dyno.

611 Views 8 Replies 5 Participants Last post by  John A
Basically, I did a block dyno (120) and I got [email protected] I am going to assume thats at the crank. Is that true?
Also, what is the proper way to do a block dyno? Is it in third gear?
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Re: How do to read hp on a block dyno. (NJWolf18T)

I heard that due to the chip tuning (at least with APR and audi ecu's) the values from the block 120 are skewed to become inaccurate (DBW). Perhaps APR can comment on this topic. It was my understanding block 120 data is derived from mass air flow and rpm values. There was a topic on AW regarding this recently..
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