will bc4 cams need to be degreed? or can they be installed at 0-0...also anybody know the specs on the bc valve springs? can i use supertech valvetrain with them... im gonna be running 12.5:1 compression je on lsvtec...
so bc4 max lift is 12.3mm and supertech has 12.5mm max lift springs and the hd are 14mm...which should i get?