The patents (sourced by trusted Japanese site Young Machine) show the bikemaker has whipped up a twin-screw supercharger, instead of the centrifugal unit on the Kawasaki. Why, you ask? Well ...
HPD-developed powertrain modifications – tested on-track – include a high-efficiency centrifugal supercharger; HPD air-to-air intercooler; high-flow fuel injectors; an ECU calibrated to meet ...
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