Related Clues:

• Sydney might have been a novel sort of boxer that lost his head
• Might Sydney box with the weight of the vehicle?
• That's what your bus weighs, just in case
• By the sound of it, wait for the box car
• Box for the 9 across of your vehicle
• The weight of the vehicle is in the container
• What the vehicle weighs, just in case (6)
• When the motor is 25 down, that's the weight of it
• What the dickens had Sydney to do with boxing?
• Sydney might have contained ther weight of the vehicle
• For boxing the motor won't (or can't) weigh so much
• Your bus is not back to get this container into it
• Perhaps for boxing with the weight of a vehicle
• The weight of the vehicle, just in case of this
• The weight of the motor makes it good for boxing