The Supertech 22×12×54.3mm H13 tool steel wrist pin is a piston pin that joins piston and connecting rod in engine assemblies, provided in the 22×12×54.3mm H13 dimension for accurate replacement. Listed as H13 tool steel, it is intended for piston rebuilds and engine reassembly where that size is specified; always verify the measurement to ensure proper compatibility in your build.
Supertech 22x12x54.3mm H13 Tool Steel Wrist Pin