When tires are over-inflated. they contain an excess amount of air which can cause various issues. These include less grip on the road. less efficient use of fuel. more wear and tear. higher chances of tire damage. and a less comfortable ride. In extreme cases. too much air pressure can even cause tires to burst and result in dangerous accidents. To prevent these hazards. it is important to consistently keep your tire pressure at the recommended level set by your car's maker.

Rotax engines are widely used in various machines such as motorcycles, ATVs, Ultra-light Aircraft, and personal watercrafts. They are an Austrian brand, renowned for their efficient performance in challenging environments. Here is a simplified description of how a typical 2-stroke Rotax engine, commonly used in snowmobiles and jet skis, operates: 1. Intake: At the beginning of the process, the piston is at the top of the cylinder, this is known as the top dead center (TDC). As the piston begins to go down, it creates a vacuum in the cylinder. This causes the intake valve to open, allowing the air-fuel mixture to be drawn into the crankcase, which is the space where the crankshaft is located. 2. Compression: As the piston moves back up, it pressurizes the air/fuel mixture in the crankcase. The pressurization makes the intake valve close, effectively sealing the air/fuel mixture in the crankcase. 3. Ignition: On the next downstroke, the pressurized air/fuel mixture from the crankcase is forced to move through a transfer port into the cylinder. As the piston goes up again, it compresses the air/fuel mixture. When the piston reaches near the top of its stroke, the spark plug ignites the air/fuel mixture causing an explosion. This explosion forces the piston down again, creating power. 4. Exhaust: On the upstroke after the explosion, exhaust gases are forced out through an exhaust port by the piston. The piston reaches the top again and the exhaust gases are released. The cycle then starts all over again. Meanwhile, 4-stroke Rotax engines (commonly used in some recreational aircrafts and motorcycles) follow the traditional four-stroke cycle of intake, compression, power (or combustion), and exhaust. Please note that how a Rotax engine works might vary depending on the specific type of Rotax engine, what machine it's powering and what fuel it uses.

A 6.6-liter engine is equivalent to approximately 402.7 cubic inches. This conversion is achieved using the fact that 1 liter equals about 61.024 cubic inches (in³). Such engine sizes are often found in larger vehicles like trucks, SUVs, and performance cars, providing significant power and torque, making them suitable for towing, hauling, or high-performance driving. Engine size alone, however, doesn't entirely dictate a vehicle's power output, as factors like engine type (e.g., diesel, gasoline), technology (turbocharged, naturally aspirated), and specific engine design also play crucial roles in the overall performance and efficiency.