Primer lines need to be silver soldered into their fittings. Using RTV to fix a leak is not acceptable and poses a serious fire hazard.
![[Credit: Lisa Turner]](https://www.kitplanes.com/wp-content/uploads/2026/02/Fuel-Selector.jpg?w=218&h=150&crop=1 "Fuel Follies")
In Case You Missed It
Classic Amendment
Alan Arps, fourth owner of a Starduster SA-100 that had seen better days, treads the fine line between updating the plansbuilt design and keeping it true to its era.
Fifteen Years of Speed Mods
An interview with Andy Chiavetta of Aerochia Aircraft Performance and Racing.