What is SYN3 motor oil?

What is SYN3 motor oil?

SYN3® is an alternative lubricant product from Harley-Davidson®, and in particular, a formula that is very effective for high performance engines and hot climate applications.

What oil can I use in my Harley primary?

You actually have a couple of choices for the primary drive. The optimum product would be Mobil 1 Racing™ 4T 10W-40 motorcycle oil, but it is also okay to use Mobil 1™ V-Twin 20W-50.

What weight oil goes in a Harley transmission?

Our answer: It is perfectly acceptable to use 75W-140 gear oil in Harley-Davidson transmissions.

Who makes Screamin Eagle SYN3?

Harley-Davidson®
Harley-Davidson® Screamin’ Eagle® SYN3® Full Synthetic Motorcycle Lubricant. TESTED-CERTIFIED for use in Harley-Davidson® engine, primary chaincase and transmission applications, Screamin’ Eagle® SYN3® Full Synthetic Lubricant makes changing and topping off fluids a simple, one-product process.

Is SYN3 full synthetic?

Syn3, along with most of your automotive “full” synthetic oils, are not true synthetics. They are cracked hydrocarbon oils. They are regular crude base stock, just more refined, and with some synthetics added in.

Who makes Harley-Davidson engine oil?

Harley-Davidson oil is manufactured by Sunoco.

How much oil does a Harley 103 primary take?

Changing oil belongs in the service department. I am aware that it takes three quarts of oil. The primary is only supposed to be filled up to the BOTTOM of the clutch spring. Start with one QT and add little by little until the level reaches the bottom of the shiny ring at the bottom of the clutch pack housing.

What is the best oil to put in a Harley-Davidson transmission?

AMSOIL Offers Superior Protection And Performance

AMSOIL Recommendations for Harley-Davidson Motorcycles
Flathead Best Secondary
Engine SAE 60 20W-50
Transmission SAE 60 MVT Synthetic V-Twin Transmission Fluid
Panhead Best Secondary

Is SYN3 oil good for a Harley Davidson?

IMHO Harley Davidson ought to be more forthcoming about that fact rather than giving customers the false impression that SYN3 is a 100% synthetic lubricant which it CLEARLY is not. If you want a fully synthetic oil, Mobil-1, RedLine or Amsoil might be better choices.

Why choose Shell lubricants cross reference?

Shell Lubricants Cross Reference Shell Lubricants is the number one global lubricant supplier and has a 70-year history of innovation. Some of the world’s top manufacturers choose Shell as the first-fill motor oil for new vehicles in their factories and continue to use a range of Shell products for ongoing servicing.

Can SYN3 be used in Shovelhead® engines?

SYN3 is formulated for use in Harley-Davidson Evolution® XL, Evolution 1340, Twin Cam® (all displacements) and Revolution-equipped models and all Buell® models. Can SYN3 be used in ShovelheadTM engines, 4-speed Big Twin transmissions, and early Shovelhead 5-speed transmissions?

Is it legal for Harley Davidson to market SYN3 as full synthetic?

Consequently, the oil companies do not have to disclose on the label it contains Group I, II or III base stocks which are all petroleum based. Therefore, it is certainly legal if not factually correct for Harley Davidson to market SYN3 as a full synthetic, even though it is only 60% synthetic with the remaining content being petroleum based.

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