Blox Racing Dual Valve Springs for K20A2-3 Z1-3 (2.0L DOHC i-VTEC) / K24A-3 (2.4L DOHC i-VTEC) (BXPT-10301) 16140 and 245hp/275lb-ft on 93 octane

and 245hp/275lb-ft on 93 octane gas

No Exhaust Leaks or fitment issues

Designed using Solidworks 3D CAD software

Available in a Street (Sport Cats) or Race (Cat-Bypass) configuration depending on your application to maximize flow and performance

Blox Racing Dual Valve Springs for K20A2-3 Z1-3 (2.0L DOHC i-VTEC) / K24A-3 (2.4L DOHC i-VTEC) (BXPT-10301) 16140 and 245hp/275lb-ft on 93 octaneBLOX Racing valve springs are wound using super clean, chrome silicone alloy. These valve springs are designed and engineered for both high performance street driving and all out racing conditions. Each set provides maximum lift while preventing valve float and helps counter the effects of spring surge. These are perfect for naturally aspirated and forced induction engines. Easy installation, no machining is required. Highly recommended for