S&S Cycle 57-78 BT 1-7/8in O-Ring Manifold 235
- 57-78 Big Twin 1-7/8 in. O-Ring Manifold 235
| Year | Make | Model |
|---|---|---|
| 1957 | Harley-Davidson | XL |
| 1958 | Harley-Davidson | XL |
| 1959 | Harley-Davidson | XL |
| 1960 | Harley-Davidson | XL |
| 1961 | Harley-Davidson | XL |
| 1962 | Harley-Davidson | XL |
| 1963 | Harley-Davidson | XL |
| 1964 | Harley-Davidson | XL |
| 1965 | Harley-Davidson | XL |
| 1966 | Harley-Davidson | FL |
| 1966 | Harley-Davidson | XL |
| 1967 | Harley-Davidson | FL |
| 1967 | Harley-Davidson | XL |
| 1968 | Harley-Davidson | FL |
| 1968 | Harley-Davidson | XL |
| 1969 | Harley-Davidson | FL |
| 1969 | Harley-Davidson | XL |
| 1970 | Harley-Davidson | FL |
| 1970 | Harley-Davidson | XL |
| 1971 | Harley-Davidson | FL |
| 1971 | Harley-Davidson | FX |
| 1971 | Harley-Davidson | XL |
| 1972 | Harley-Davidson | FL |
| 1972 | Harley-Davidson | FX |
| 1972 | Harley-Davidson | XL |
| 1973 | Harley-Davidson | FL |
| 1973 | Harley-Davidson | FX |
| 1973 | Harley-Davidson | XL |
| 1974 | Harley-Davidson | FL |
| 1974 | Harley-Davidson | FX |
| 1974 | Harley-Davidson | XL |
| 1975 | Harley-Davidson | FL |
| 1975 | Harley-Davidson | FX |
| 1975 | Harley-Davidson | XL |
| 1976 | Harley-Davidson | FL |
| 1976 | Harley-Davidson | FX |
| 1976 | Harley-Davidson | XL |
| 1977 | Harley-Davidson | FL |
| 1977 | Harley-Davidson | FX |
| 1977 | Harley-Davidson | XL |
| 2018 | Harley-Davidson | FLST |
| 2018 | Harley-Davidson | FXST |
Fitment details provided by supplier.