On 3 recent Best of Car Talk podcasts, they came with the same synonym puzzler. The idea is to come up with two car-part related words which also happen to have similar meanings unrelated to cars. The winners were:
Pump and shoe.
Hood and muffler.
Strip and flash.
Fuse and weld.
Seat and rear end.
Shoes and boots.
Hose and shaft.
Head and dome.
Juice and V8.
Here’s mine: handle and nameplate