Related Clues:

• Bishop outside a church, one in a hurry
• Motoring organisation upset about someone driving very fast?
• Lots of people run a car
• A boy one, perhaps
• Runner departs from course after being given a lift
• Bike brought back on motor vehicle
• He may be one of the boys
• Greyhound runs round one
• Run competitor; snake
• Fast-moving snake
• One car about to join another for a spin
• Perhaps 16 is one that goes through rivers
• American snake right on top of tree
• Right genus of tree snake
• Fast driver's hesitation to join breakdown organisation