Skunk2 312-05-0200 Lost Motion Assembly for Honda B-Series VTEC Engines This is not compatible with B-Series non-VTEC engines Each lost motion assembly kit includes a set of 8 assemblies for an entire Honda DOHC VTEC B-Series 4-cylinder engine (Type-R/GSR B16A B17A B18C) Each chrome silicone steel spring features a hardened tip for added durability