BREATHER VALVE/GEAR SHIMS FOR BIG TWIN

A breather valve/gear with too much end play will knock. Any time the gear cover is removed it is standard procedure to set the end play on the breather valve/gear. Shims are available for 1950/Early 1979 that have a .195" I.D. and Late 1979/1982 that have a .334" I.D. These steel shims are designed to be used with steel breather valve/gears only.
Shim .115". 1950/1979. Sold in packages of 5