Freeze plug set for Datsun 240Z, 260Z, and 280Z, 1970-1978. 1979-1983 280ZX may require 2 additional 35mm freeze plugs, available separately. Also known as expansion plugs, these steel plugs install in the engine block. This set includes, (1) 50mm, (1) 40mm and (7) 35mm.
*PT# 800-010 = 35mm singles.