fortin frs

  1. redmist

    Fortin FRS6 puking and hard shifting.

    I'm running a FRS 6 mated to a turbo rotary engine. It's redlined to 8000RPM but I'll shift around 7000 RPM. It's puking redline from the breather. Approximately a quart every racing hour. I've increased the size of the breather line from -6 to -8 and the box fitting to suit, however this...