We too have ran into the same issue and we fixed it
Not compatible with OEM pistons
tapered plenum that together preserve mid-range power but increase and accelerate airflow to allow for significant top-end power gains
which results in additional cylinder pressure and more torque but without compromising valvetrain longevity
Well we have been tuning and modifying these models for over 10 years
SKUNK2 BLACK SERIES BILLET VTEC SOLENOID HONDA K-SERIES suspension We too have ran intoThe first of its kind, Skunk2s Black Anodized Billet VTEC Solenoid Housing is designed to be used with the 2. 0L K20A, K20A2, K20A3, K20Z, and K20Z3 or K24A2 engines cylinder heads and is compatible with Hondas original pressure sensor, solenoid internals, and gasket. VTEC Solenoid Housings for Honda's K Series VTEC engines are manufactured from 6061 billet aluminum, anodized exclusively in Skunk2's Hard or Black finishes for good looks and corrosion