This kit is the complete set of parts required to change your RCMAXLOSI engine over from 54mm to the new 62mm V3 Clutch kit.
(assuming you already have the RCMAX Losi bell carrier which is universal to 54mm or 62mm systems)
1x RCMAX BLACKBONE HD 62mm BELL
1x BILLET SPACER RING FOR RCMAX UNIVERSAL CARRIER
1x RCMAX V3 7075 COOLING BACKPLATE
1x RCMAX V3 62mm CLUTCH PACK
1x Full set of mounting hardware