[woodcote]

That's absolutely correct - it might look neat, but the powerbase will not count a lap when cars make a pit stop.

That is explained on pages 12 & 13 of the ARC Pro Quick Start Guide that comes with every ARC Pro set and upgrade kit - and is available as a pdf download on the Scalextric website here: https://www.scalextric.com/uk-en/shop/se...c-pro.html

It always pays to read the instructions