Supertech dual valve springs for Mitsubishi 4G63 DOHC turbo engines are offered as a set of 16 and specified for the 4G63 DOHC turbo application. This set is listed as a drop‑ship item and focuses on providing the dual spring configuration called out in the product name. The overview stays close to the explicit application and package quantity without inferring additional hardware or installation claims.
Supertech Mitsubishi 4G63 DOHC Turbo Dual Valve Spring - Set of 16 (Drop Ship Only)