I dont prefer 18G kits but I have tuned a couple setups with them . They perform ok for the money you can pick them up for now and on mild boost with a stock motor the spool chracteristics suit a street car really well ...


Now on how weak the B20 sleeves are I've run up to 22psi non blockgaurded stock pistons and rods and made over 500whp with race gas . A stock B20/VTEC actually with an OEM ITR head . Car made 340 wheel on 9psi