Want to ask all atrker after install evo8 camshaft will vacuum drop ???
Because mine problem is vacuum drop
Dun know is the vacuum leak either after Evo 8 camshaft
Or need to use back Evo 8 camshaft sensor ???
hi to all bro out there, my friend bought evo 9 with minor modification but this evo 9 fuel consumption is really bad. he want to reflash that ecu but some mechanic told him that reflash will only make minimum...