Clue: Carrier that might get jump start by breakdown service in Falkirk's outskirts (8)
Answer: ROOFRACK
Explanation: Carrier that might get jump start by breakdown service in Falkirk's outskirts (8)
(kanga)**ROO** ("that might get jump start") *by* **RAC** (Royal Automobile Club, "breakdown service") *in* **F**(alkir)**K** ['s outskirts]