What is an aposterfy?

What is a thumb piston? How does a timing belt function in a car? How far is Baltimore Maryland to Providence Rhode Island? How far is it from Edmonton AB to Kaslo BC? How many miles is it from Atlanta to Orlando Florida? I replaced my starter alternator and fuel pump in a 1992 Chevy c1500 5.7l v8 now it cranks but it shakes and backfires can anyone tell me what is wrong with it? What does the gradient of a road indicate? What year did cars start having GPS navigation equipment? What size engine does the 2009 Subaru Tribeca have? How do you identify the engine of an Chevrolet? How long is drive from Fresno to Bakersfield? How do you draw a data flow diagram for an insurance? How do you run a small gas station? I want to see result 2007 of B.A-I hpu shimla? What is code P0601 on a dodge neon 2001? Should you get your car emissions tested before you sell it? How many miles between lexington KY and St. Paul mn? What does it mean when your car hesitates to start? What is the past tense of safety as in getting your car safetied? At what speed do you get the best fuel effeciency?