Brush Research Nylon Valve Guide Brush Kit (Pack of 1)

BRM Nylon Valve Guide Brushes 7pc Kit, twisted heavy duty wire design used for cleaning carbon from your valve guides, Cam bearing feed lines, Head and blockSteam holesand other small holes.Contains: 1/4 Dia, 10 OAL used for small Oil feed lines 5/16 Dia, 12 OALused for Cam bearing feed lines and valve guides 3/8 Dia, 12 OAL used for Cam bearing feed lines and valve guides 1/2 Dia, 12 OAL used for valve guides 11/32 Dia, 12 OAL used for valve guides 13/32 Dia, 12 OAL used for valve guides 7/16 Dia, 12 OAL used for valve guides