1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 HYDRAULIC TAPPET

Part Number: 91-742

HYDRAULIC TAPPET - Part Number 91-742
Powerglide tappets are capable of the highest rpm a Harley can safely turn about 8025 rpm at a valve lift of .700", with the right valve springs, valves, cam oil, etc. We recommend using Jims tappet blocks part No. 91-629. It is not necessary to use a limiting travel washer in Powerglide tappets.
Jims oversize +.002" big axle powerglide 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974

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