When building a 13B, many users choose to delete many of the problem prone complicated components on the rotary engine. CNC laser cut from 5mm Aluminum.
This kit includes plates to delete the following on the S4 13B:
- Air Control Valve
- Oil Metering Valve (premix fuel)
- Exhaust gas re-circulation
- Cold start assist (hotwax)
- BAC valve
* Ships within 5 business days