Seth Crump ended the day on top after storming to a 1min 38.250sec lap on a damp track to lead Aaron Silvester by more than a second.
Silvester emerged 1.171secs adrift but was able to hold off this morning’s leader Declan Connell who ended the day third overall. Dan Brooks was fourth, just ahead of Sam Laffins.
Pirelli National Junior Superstock Championship with MotoNovo Finance, Donington Park, Combined practice:
1. Seth Crump (Seeeeeth) 1min 38.250s
2. Aaron Silvester (A&J Racing) +1.171s
3. Declan Connell (DC Racing) +1.412s
4. Dan Brooks (R4R Vision Team) +1.535s
5. Sam Laffins (Cheshire Mouldings Kawasaki by JR Performance) +1.587s