Which kit to replace old TS1

My old tuned TS1 has bit the dust with a big gouge in the barrel when the piston ring location pin has come out.
Wondering what to fit next? RB220 or Casa SS225?
Need everything new from crank up though to exhaust.
What do you all reckon?
Wondering what to fit next? RB220 or Casa SS225?
Need everything new from crank up though to exhaust.
What do you all reckon?