Kelford Valve Springs and Retainers for 4G63 DSM/Evo (KVS63-BTK-X) Prothane The Wideband O2 air/fuel ratio
Baker’s notes & crumb story
Description
Kelford Valve Springs and Retainers for 4G63 DSM Evo (KVS63 BTK X) Prothane The Wideband O2 air fuel ratio The Wideband O2 air fuel ratio UEGO gauge is a must if you want to maximize your engine's power and safety Let the car run until it starts to stumble