What is the best gas to use in a Harley-Davidson?
Use a good quality unleaded gasoline. Use at least 91 (95 RON) pump octane (R + M)/2. Octane rating is usually found on the pump. Remove fuel filler cap slowly and fill fuel tank slowly to prevent spillage.
Is high octane gas better for a motorcycle?
Engines must use the proper octane fuel to avoid knock and provide reliable operation.” So higher octane ratings are important for engine preservation and operation in bikes that have high compression ratios and, depending on boost pressures anticipated, turbocharging.
What gas goes in a Harley?
Harley-Davidson advises owners of all fuel-injected models to use premium unleaded gasoline.
Will regular gas hurt my Harley-Davidson?
Gasoline contains octane, which is a chemical that prevents the premature combustion of engine fuel. Harley-Davidson advises owners to use only premium fuel for their motorcycles. … When this happens, the engine will run rough and may suffer extensive damage.
How many miles can a Harley last?
They buy them for aggressive riding and sharp handling. For sports bikes, 25,000 miles can be a lot. Harley-Davidson® motorcycles are built to last much longer. If a bike has good maintenance records, no signs of damage and no oil leaks, even a bike with 40,000 to 50,000 miles can be expected to last a long time.
Will 110 octane hurt my motorcycle?
Will 110 Octane Hurt my Motorcycle? Fuel with a 110 octane rating will not hurt your motorcycle as long as it is lead-free. The majority of motorcycles run on fuel with an octane rating between 87 to 94, which means they can handle 110 octane fuel.
Should you run premium gas in your motorcycle?
Fuel grade needs to match an engine’s state of tune. If your bike calls for regular, then there’s no need to fill up with higher octane fuel unless you’ve modified your engine in a way that makes detonation more likely, such as installing a high-compression piston.
Should I run 93 octane in my motorcycle?
The short answer to this question is a simple “No.” Modern motorcycle engines are designed to run just fine using gasoline with a higher octane than recommended. If your owners’ manual calls for a minimum of 89 octane, you’ll be OK using 91 octane gasoline.
What octane gas should you put in a motorcycle?
Every engine manufacturer specifies a minimum octane rating requirement for fuel. The majority of motorcycle engines, including all current Harley-Davidson engines, require 91 octane or higher (Premium) fuel, thanks to high compression ratios.
Are Harleys good on gas?
Harleys with 4.7 – 5 gallon tanks can travel between 130 – 160 miles on a full tank of gas. For those that went on to about 160 miles before refilling, the fuel tank gauge would be extremely low, and the bike about to die. This means that 160 miles and above on a Harley is pretty good mileage.
Why do Harleys have two gas caps?
So, you had two tanks, one for oil and one for gas. It evolved to two gas tanks when contained oil systems became the norm (maybe because two small gas tanks were easier to manufacture than one big one?). Now, it’s purely a styling and heritage exercise.