The Different Types Of Valve Adjusters Used In 4-Stroke Motorcycle Engines
With each passing model generation, more and more bikes turned to a shim-under-bucket configuration. But why? Let's explore why poppet valves (mushroom valves) need to be adjusted to stay within spec, and what made shims and buckets the (might as well be) industry standard.
How To Clean Your Carburetor With Pine-Sol
Deep Clean Your Carburetor With A Soak In Pine-Sol! Soaking your Carburetor In Pine-Sol is a cheap alternative to Chem-dip. We know Berrymans Chem-Dip works for heavy cleaning jobs, but it also costs around $30 gallon, and if all you are doing is cleaning the varnish out your carburetor, it's extreme overkill. Right off the top, there are two things to know when cleaning your carb with pine-sol.
How To Reverse Bleed The Brake Systems On Your Dirt Bike
How To Reverse Bleed, Fill Or Replace The Brake Fluid On Your Dirt Bike. Bleeding Tools And Supplies: Two large syringes Hose Zip Ties Handy Wire Towels Brake Cleaner 8mm Wrench. Prep your bike by wrapping the brake caliper and reservoir in a towel, and removing the reservoir cap. Attach your hose to your filling...
Will Higher Octane Gas Increase Horsepower?
If you’ve been around powersports for any length of time, you’ve probably heard a lot of misinformation when it comes to choosing fuel. You might hear things like "high octane fuels burn slower," or "motors that aren’t built for high octane can’t benefit from high octane fuels."
More Alcohol Does Not Mean More Octane!
There is a lot of debate over alcohol blended fuel octane ratings, but due to the limits of standardized testing equipment, you cannot measure the octane of alcohol. The ASTM (American Society for Testing and Materials) only allows the use of carburetors on Cooperative Fuel Research Engines (CFR). Of course, these...
Does Octane Play A Role In Gas Shelf Life?
High vs. Low Octane Fuel Stability
Does octane play a role in the shelf life of gasoline? Octane is the most discussed property when it...
What Does “Specific Gravity” Mean For Fuel?
Specific Gravity is the density difference between one substance and the density of a different substance used as a benchmark. Water is the benchmark for liquids and solids, while hydrogen or "air" being the measurement for gases.
How Is Octane Measured And How Are Ratings Found?
The most reliable way of testing the octane value of a fuel is to use a CFR (Cooperative Fuel Research) engine (AKA knock engine). The CFR testing method was developed in the 1920s as a reliable way to measure octane levels, and the ASTM (American Society for Testing and Materials) still uses is to this day. Not the exact came engine though.
Can You Increase Mileage With A Fuel Saving Device?
I'm going to bet that you are continually looking for ways to save on fuel costs, especially with the fluctuating price of fuel. However, it's a myth that you will get better fuel consumption by installing a fuel saving device in your car; they don't work. SUPRISE!
Can I Run AvGas In My Dirt Bike?
AvGas, also known as Aviation Gasoline, is appealing to riders because of the high octane rating, low price (when compared to race gas), and its relative availability. These benefits make it out to be an obvious choice when looking for performance, but some aspects would suggest otherwise.
