
The BLOX Racing dual valve spring kit is specified for K20A2-3/Z1-3 (2.0L DOHC i-VTEC) and K24A-3 (2.4L DOHC i-VTEC) engines. Presented as a matched dual-spring assembly, the kit is intended to support valve control for those Honda K-series variants and to function with the corresponding retainers and hardware required by the engine family. Compatibility is explicit to the listed engine codes.
BLOX Racing Dual Valve Springs for K20A2-3 Z1-3 (2.0L DOHC i-VTEC) / K24A-3 (2.4L DOHC i-VTEC)