KiCAD runs rusEFI 4 layer board 165 * 156mm rusEFI Pinout https://docs.google.com/spreadsheets/d/14IxjitlEFrC2bSp0IRdNRyXZondlvw2CmJ3Q9DUdvyo Also useful document https://docs.google.com/spreadsheets/d/1ywuDLkhp-Q8VnNsPLQVZCZtjmalo7IQzmFDbDqwyniM User Documentation