hi there,ive got 2 problem with my vr, 1st one is that wen i start my vr up it misses while at stand still and jerks a bit and a huge lack in power wen i drive it while its cold but soon as its warmed up usually as it reaches the half way mark on the tepm gauge it compleatley fine, 2nd problem is there is a lack of power wen i put my foot dwn round about 3000rpm and under bt after that the car shoots off,theres loads of power at the top end bt less at the bottom end. iv had a serice done about 3k miles ago,new good quality high voltage leads put in,platnum 4 pin park plugs,new coil pack,new k&