Inverted fuel and Oil Poll

It would be interesting to find out what percent of the RVs have inverted fuel and oil. This will be the poll for the RV-4s. I would bet more 4s have inverted systems than the other RVs, except possibly the RV-3s, but they would need a poll too to compare.

Inverted fuel and oil

Mine has inverted fuel, not oil

My old RV4 now in Texas had inverted fuel and oil. Roger Moore

My -4 also has inverted fuel and oil.

Glenn Wilkinson