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Old 01-21-2014, 01:34 AM   #309
OmarGC
My FR-S has 5 gears
 
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Quote:
Originally Posted by TrogDor the Burninator View Post
I thought I had read on the Kraftwerks thread that with their kit at 7400 RPM the Rotrex was spinning closer to the max rpm suggested by Rotrex than 90% ...

Is it different on the Jackson Racking kit? I understand the belt systems are different, but at 7400 RPMs with the JR pulley in the kit - is it spinning the Rotrex at 90% of suggested maximum RPMs?
KW kit is aprox 93% and the JR is closer to 90% I believe. Forgot specific percentages
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