SKUNK2 TIMING CHAIN COVER BLACK K20 HONDA K-SERIES (K20A / K20A2 / K20A3)Skunk2 is proud to introduce the first ever billet aluminum Timing Chain Cover for the K20A, K20A2, K20A3, and K20Z1 K Series engines. An original design, Skunk2s Timing Chain Covers were designed specifically for Hondas 2. 0L K Series engines (Not compatible with K20Z3). Manufactured from aircraft quality, 6061 T6 billet aluminum, this OEM replacement mounts to the factory location but with a unique, two piece design that allows for easy cylinder