Fetching mechanic Alexandra Barnaby and her NASCAR-driver boyfriend Sam tangle with bad guys over stock-car racing's Holy Grail: a computer chip that can make cars go slightly faster.
Ick Factor
Low: Dead bodies are offset by cute dogs and gales of flirty banter.
Lowdown
Evanovich gives her latest Barnaby mystery-cum-chick-lit plenty of gas (including a flatulent St. Bernard), but it's too lightweight to grip the road.

