This direct replacement harmonic balancer features a stress-resistant rubber bond to properly absorb engine vibration. Stringent standards help ensure excellent tensile and impact strength for greater durability. This part is ompatible with the following vehicles. Before purchasing, enter your vehicle specifications in the Amazon Garage to confirm correct fitment. [Buick LeSabre: 1975] - [Oldsmobile 98: 1975] - [Oldsmobile Custom Cruiser: 1975] - [Oldsmobile Delta 88: 1975] - [Pontiac Bonneville: 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978] - [Pontiac Catalina: 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978] - [Pontiac Executive: 1968, 1969, 1970] - [Pontiac Firebird: 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979] - [Pontiac Grand Am: 1973, 1974, 1975] - [Pontiac Grand LeMans: 1975, 1976, 1977] - [Pontiac Grand Prix: 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977] - [Pontiac Grand Safari: 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978] - [Pontiac Grandville: 1971, 1972, 1973, 1974, 1975] - [Pontiac GTO: 1968, 1969, 1970, 1971, 1972, 1973] - [Pontiac LeMans: 1968, 1969, 1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977] - [Pontiac Tempest: 1968, 1969, 1970] - [Pontiac Ventura: 1972, 1973, 1974, 1975]