Originally Posted by xoxide:
Sp4 is a rock. Sp3 is the perfect tire for an abrasive track. Ran one quiet a few times this year when the track was too hard/abrasive for a 2 (we just kept blistering 2's).
Sp2 and sp3 for rr depending on track conditions
D12 is a great lr, I haven't ran a d20 so no advice there
Thanks!