Can my 6 year old use a backless booster seat? Here are the general requirements for backless booster seats: Backless booster seat age requirements: From the time kids surpass the weight or height limits allowed by their car seat to about 8 to 12 years of age (depending on the child's size). Can a toddler ride in a taxi without a car seat? We realize that many NYC toddlers ride in taxis without a car seat, often held on the lap of an adult, so we feel it is important to note that holding a child is the worst option...

Where do I find the gear ratio on my car? How to Find Out the Gear Ratio With the VIN Number. It can be found on the sticker on the inside of the driver's side door or on a stamped metal plate embedded in the dashboard above the steering wheel. It also is on your vehicle's title. Identify the VDS section, the fourth through eighth digits of the VIN. What's the difference between high and low gear ratios? Higher gear ratios (lower numerical axle ratio) provide better acceleration/torque, and lower gear ratios allow higher top speeds and better fuel economy....

What increases air pressure in the intake manifold? The manifold pressure will increase as throttle is increased, due to the greater flow of fuel/air mix into the manifold (greater mass of air flowing into a fixed volume -> higher pressure). So the pressure difference will get larger as the throttle is increased. What should I do if I find a gasket in my exhaust manifold? With one hand on the exhaust manifold, remove the final bolt and lift out the manifold. Throw away the old gasket. Spray the exhaust manifold with heavy-duty degreaser or brake cleaner. Once it's dry, examine...