On our race motors, we use the ’01 Honda Generator with Viper HPI box. This is a great race system, but generally speaking, it won’t operate powervalve, powerjet or work with TPS.
I think we are there now with a system that runs from the ’05-’07 generator. We are testing this year on our own karts. This comes in 2 versions. The first is as above, the second can run with powervalve, powerjet and TPS.
Here’s a dyno run of one of our CR250’s. It has over-rev to 11,500, but this run is only to 10,900:
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