I would add that there are countersunk CS4 rivets coming later - one key spot is the Canopy Decks (rails on top of longerons) in the Fuselage kit. I decided these were going to be very visible and went ahead and bought both dimple dies and the countersink for CS4.
RV-14A Builder - kit #136, XP-400 Aero Sport Power
N314KC - First flight Mar 8, 2017, 24th in the air, >500 hrs
Sport Pilot (weight-shift control) - Airborne XT912
Dues paid 9/2019