Description
Features
- Cam bolts into 66-84 (except 80-81) Big Twin engines with no head work; on 80-81 engines the height of the stock H-D valve guides restricts spring travel (and cam lift) to .430" or less
- Spring travel and clearance, plus clearance at main bearing boss must be checked on 80 and later models
- More mid-range and high-end power; idle unaffected
| Position | Notes | |||
|---|---|---|---|---|
| 1949, 1950, 1951, 1953, 1954, 1955, 1956, 1957 | Harley-Davidson | Hydra Glide FL | - | - |
| 1965-1969 | Harley-Davidson | Electra Glide FL | - | - |
| 1958-1964 | Harley-Davidson | FLH Duo-Glide | - | - |
| 1948 | Harley-Davidson | FL | - | - |
| 1958-1964 | Harley-Davidson | Duo Glide FL | - | - |
| 1949-1952 | Harley-Davidson | EL | - | - |
| 1965-1969 | Harley-Davidson | 1200 Electra Glide FLH | - | - |
| 1953-1957 | Harley-Davidson | Hydra Glide EL | - | - |
