Can I Use 10w40 In My Harley?

Should I run synthetic oil in my Harley?

Synthetic oil is preferable to mineral oil primarily because it has a higher heat tolerance.

That is very important in air-cooled engines like the one in your Harley.

Not all synthetic oils are the same..

What is the best oil for Harley transmission?

AMSOIL Offers Superior Protection And PerformanceAMSOIL Recommendations for Harley-Davidson MotorcyclesFlatheadBestSecondaryTransmission20W-50MVT Synthetic V-Twin Transmission FluidPrimary Chain Case20W-50MVP Synthetic V-Twin Primary FluidIronhead – Evolution Sportsters / V-RodsBestSecondary14 more rows

What happens if I use 10w40 instead of 10w30?

Changing from 10W30 to 10W40 will not do any effect on your engine if you choose right one for the right season. Engine oil is one of the main part for the engine. The grade given on the bottle of engine oil 10W30 or 10W40 it just indicates the suitable oil for different season.

What oil can I use in my Harley Davidson?

If you want an oil to use in all weather conditions they recommend that you should use SAE 20W50. For low temperatures, Harley recommends SAE 10W40, which prevents low-temperature issues. Also, use SAE 60 H-D for high temperatures that are more than 80 degrees Fahrenheit.

Can I use 10w40 instead of 10w30 in my motorcycle?

10w40 would be thicker than 10w30. 40 viscosity will work just fine in the bike. It is the more popular than the 30 in terms of availability and practicality. 40 grade oil has the potential of working in anything from cars, motorcycles, to tractors and semi-trucks, depending on how its formulated.

What is 20w50 oil used for?

SAE 20W50 Synthetic Motor Oil. NEO SAE 20w-50 is designed for high performance engines of all kinds, and for any engine that is pushed to the limit of performance and temperature. Excellent for trailer towing in high temperatures and for racing engines, in any engine that can use this viscosity grade.

Can you mix 10w50 with 20w50?

Makes no difference except your clutch may drag more or feel different, other than that, not really. If you’re not mixing gas, you’re not haulin ass.

How often should you change primary oil in my Harley?

(Mobil 1 V-Twin) and the syn oil from HD for the primary. For years 2005 and earlier, the interval is 5,000 miles. In 2006 the tranny gears were changed to helical cut and the interval was increased to 10,000 miles. This information is in both the Owners Manual and the Factory Service Manual.

How much oil goes in a Harley primary?

Fill the primary with oil Harley Davidson Softails require one quart of primary fluid. Be sure to check your owner’s manual or the AMSOIL Product Guide for the correct primary oil capacity for your bike.

Is it OK to mix 10w30 and 20w50?

If you mix viscosity grades such as a 10W30 low-viscosity oil and a 20W50 higher-viscosity oil, it is reasonable to expect that the resulting product will have viscosity characteristics which are thicker than the 10W30, but thinner than the 20W50.

Can I use regular 10w40 in my motorcycle?

You “can” but for most motorcycles you shouldn’t. If the engine and the transmission share the same oil, the gears in the transmission wear out normal car oil very quickly. And if the clutch is wet, a high end car oil will not have the friction modifiers required to keep the clutch from slipping.

Is it bad to mix 10w40 with 20w50?

Re: 20w50 and 10w40 mix The filter holds a good amount of oil, so yes, you will be mixing two different grades of oil which can lead to it congealing and cacking up all your oil ways.

What’s the difference between 10w40 and 20w50?

The smaller number, (the 20 part of 20w-50) describes how the oil behaves at 40 deg C and a 20w at 40 deg C is about 10 times thicker than your engine wants. A 10w-40 is better at around 6 times thicker and a 0w-40 is much better at about 4 times thicker.

How often should I change the transmission oil in my Harley?

Oil changes as per Owners manual every 5k Miles, Tranny and Primary every 10K. If you ride it more you’ll be changing it more often.

Can I put 10w30 in my motorcycle?

No, for most motorcycles, the performance at low to moderate ambient temperatures will not change. At very high temperatures, you may actually damage the engine since the oil would be too thin to protect the metal surfaces from coming into contact with each other.