New stock replacement cylinder head valve rocker arm for 1970-83 Datsun 240Z, 260Z, 280Z, 280ZX and 510. Will fit all "L" series engines 4 and 6 cylinder.
We recommend high zinc (ZDDP) oil for the Datsun "L" series engines and high ZDDP oil is a must with higher than stock valve spring pressures. See PT# 800-1770 for high zinc oil.

