Blox Racing Valve Springs for B18A-B / B20 (1.8L-2.0L DOHC) (BXPT-10302) 1524 Our Double Adjuster is machined

Our Double Adjuster is machined from 4130 Chromoly and is electroless nickel plated for corrosion resistance

Individually Pressure Tested at 8bar (116psi)

if you disconnect them it will cause a CEL that will require reinstallation of the factory exhaust system to clear

68 Percent Flow Increase

Blox Racing Valve Springs for B18A-B / B20 (1.8L-2.0L DOHC) (BXPT-10302) 1524 Our Double Adjuster is machinedBLOX 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