- Features a cast or moly top ring
- Reverse torsional taper face second ring and easy "spiral on" three-piece oil rings
Harley-Davidson -- Duo Glide FL -- (1958, 1961, 1962, 1960, 1959, 1964, 1963); Harley-Davidson -- Hydra Glide FL -- (1950, 1955, 1954, 1953, 1956, 1951, 1957, 1949); Harley-Davidson -- FL -- (1948); Harley-Davidson -- Electra Glide FL -- (1979, 1974, 1972, 1965, 1977, 1978, 1968, 1967, 1973, 1976, 1966, 1970, 1969, 1980, 1975, 1971); Harley-Davidson -- Duo Glide FLH -- (1962, 1961, 1959, 1963, 1958, 1960, 1964); Harley-Davidson -- 1200 Super Glide FXE -- (1979, 1977, 1980, 1974, 1976, 1975, 1978); Harley-Davidson -- 1200 Electra Glide FLH -- (1979, 1980, 1978, 1977, 1974, 1972, 1965, 1966, 1975, 1971, 1973, 1967, 1976, 1970, 1968, 1969); Harley-Davidson -- Knucklehead FL -- (1943, 1944, 1942, 1941, 1945, 1947, 1946); Harley-Davidson -- 1200 Super Glide FX -- (1971, 1972, 1973, 1975, 1978, 1974, 1977, 1976); Harley-Davidson -- 1200 Low Rider FXS -- (1978, 1979, 1977); Harley-Davidson -- 1200 Fat Bob FXEF -- (1980, 1979); Harley-Davidson -- Hydra Glide EL -- (1953, 1952, 1956, 1954, 1950, 1951, 1957, 1949, 1955); Harley-Davidson -- Electra Glide Sport FLHS -- (1980)