Steel O-ring adapter nipple
Steel O-ring adapter nipple

Steel O-ring adapter nipple

Regular price $18.00 Sale

Steel adapter nipple used on all Harley Bigtwin 74" motors from 1940 to 1954 to convert the intake to I-ring style. The I-ring style offers a superior seal compared to the stock plumber style of that era. This kit will allow you to run a L-Panifold intake on all 74" Bigtwin motors from 1940 - 1954.