2020 Yaris, gr yaris cylinder head, gr yaris damaged rockers, gr yaris damged valvetrain, gr yaris head, gr yaris over rev, gr yaris sprint car, gr yaris time attack, gr yaris track, gr yaris track days, gr yaris tuning, GR Yaris Tuning UK, gr yaris valve float, GR Yaris Valve Springs, Kelford, Kelford Cams, Springs, Valve Springs, Yaris Valvetrain - by Tom Hudson
So, unfortunately we joined the small but expanding club of smashed rockers, bent valves and damaged camshafts! See how we attempt to fix the problem along with some oil pressure loss under braking.
