a knock sensor will retard or advance ignition spark, improving gas mileage and will not shorten engine life , if any thing it will extend engine life.
Remove the 50cc engine and replace with a bigger one :)
Depending on the context, "degrade" could be. The engine's performance had been improved. The engine's performance was degraded.
Supercharger
Turbosmart BOV's are designed to improve the performance of the turbocharger system. They will not usually damage a car engine.
go to www.moranav6racing.com they specialize in real muscle performance parts for the 3.8 ford v6
Bosch Platnium No spark plug will improve performance on this engine in normal non-racing applications. Use the OEM AC/Delco plugs. If you have not replaced the plug wires and all vacuum lines, that would be something you might want to consider. Replace all the vacuum lines one at a time in order to not get confused. Very inexpensive repair that can have a positive effect on performance if any of the vacuum lines are leaking. Also replace the distributor cap and rotor if equipped.
Dust In Engine Shorten Engine Life
Dust In Engine Shorten Engine Life
AMG is a high class engine maker that makes the engines handmade and the standard model is slower than the AMG Engine car.
A belt that has jumped a tooth will cause the engine to be out of time. This will adversely effect performance and mileage. A broken belt will cause engine damage as this is an interference engine. Replace the belt every 80,000 miles at a minimum.
Gas treatment products are made to help improve automotive performance. They do this buy removing water from you gas lines as well as cleaning your engine of deposits to help for cleaner more efficient running.
it can be but is not going to help with performance. depending what sort of diesel engine you have, depends on what you can do to improve performance a good diesel mechanic can turn up the fuel pump, change injectors etc. vehicles with computers can have chip added that vastly improves performance and is easiest way to go