12 possible answers to
Answers with 3 characters: CAR Answers with 4 characters: HEAP Answers with 5 characters: CRATE RELIC BUGGY WRECK Answers with 6 characters: OLDCAR TINCAN Answers with 7 characters: CLUNKER JUNKCAR Answers with 10 characters: RATTLETRAP Answers with 13 characters: BUCKETOFBOLTS