This is the gasket that seals the oil pump body to the timing cover. Be sure to inspect your old bolts since they weaken over time. If yours need to be replaced, see our Oil Pump Installation Kit (14-1254) in Related Items below which also includes this gasket.
Datsun 240Z, 260Z, 280Z, 280ZX
Datsun S30, S130
1970, 1971, 1972, 1973, 1974, 1975, 1976, 1977, 1978, 1979, 1980, 1981, 1982, 1983