Leaderboard

So by now the head has returned back... the guides were perfect by all accounts which was a nice surprise as every 20v head over 50k seems to need at least exhaust guides (turbo + heat etc) and only needed the meerest kiss to resurface... First off... lapping the inlet valves... Then the Supertech exhaust valves... these are single groove collets which are generally better for high revving and cammed setups but tbh its all Supertech do for the VR6 it seems which is fine as the 20v had a full supertech valvetrain including springs and titanium re