The best trials bike oil is another hotly debated topic in the forums. A lot of trials bikes are 2t because this makes them a lot lighter, so they’re easier to handle.

Synthetic oils can be used in racing and competition bikes (although you are better off with a fully synth oil!). When comparing a two-stroke engine to a four-stroke, the most obvious difference is that in a two-stroke engine there are two complete revolutions for every combustion cycle, whereas, in a four-stroke, there are – you guessed it – four!

HP Injector Synthetic 2-cycle engine oil: great for outboard engines, personal watercraft, and jet boat motors; for any marine applications specifying TC-W3. Second, on this list of the best two stroke oils is the Royal Purple 04311 HP 2-C High-Performance Synthetic 2-Cycle Oil Apart from enhancing the performance of the bikes it is used in, this oil will also reduce wear and tear in oil-injected and pre-mixed gasoline engines. However, the Royal Purple 04311 HP 2-C High-Performance Synthetic 2-Cycle Oil is also quite pricey.

However, if we were to settle on one, it would have to be the Maxima (23964) Castor 927 2-Stroke Premix Racing Oil – 64 oz. Apart from being biodegradable, this oil will also protect your engine by leaving less ash than another option would.A ‘proper’ fully synthetic oil gives the best levels of protection for the engine and there should be no noticeable wear in the engine if a full synth oil is used. You might also be interested to note that this dirt bike engine oil comes with a power valve additive. Using it, therefore, will keep your valves working well by cleaning them regularly.