Crossword Puzzle Auto engine feature

Clue: Auto engine feature

Auto engine leakage (BLOWBY with 6 letters)
Ubiquitous auto features (GASENGINES with 10 letters)
Auto-engine part, for short (CARB with 4 letters)
'50s auto features (FINS with 4 letters)
Components of some auto engines (FOURCYLINDERS with 13 letters)
Like some auto engines (REBUILT with 7 letters)
Actress/comic roomies' mailbox label that sounds like an auto safety feature? (ROLLEBARR with 9 letters)
Engine feature (OILHOLE with 7 letters)
Fire-engine feature (SIREN with 5 letters)
Auto-engine part (CRANKSHAFT with 10 letters)