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Can I Use AMSOIL HP Marine 2-Stroke Oil in My Sled?

Update- May, 2024 This is a question that pops up more than once every snowmobile season. So let’s delve deep into the pros and cons of running AMSOIL HP Marine Synthetic 2-Cycle Oil in snowmobile engines. AMSOIL exclusively recommends their Interceptor Synthetic 2-Stroke Oil for modern, high-performance 2-cycle sleds in recreational use. The value-priced AMSOIL…

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What to Look For in a Snowmobile Chassis Grease

Multi-purpose grease that is quite capable for general use may not be up to the task on your snowmobile chassis and suspension grease points.  Snowmobiles dish out severe operating conditions that may humble a grease that works fine in dry-land summer use. Snowmobiles are exposed to snow, ice, water, freezing temps and extreme pounding. Here…

Can Engine Oil Be Used as an Air Compressor Lubricant?

Using motor oil designed for gasoline or diesel engines in air compressors seems harmless enough. After all, isn’t an air compressor sort of like an engine, just without combustion? That is true, but the duties of a compressor lubricant require more than meets the eye. Dedicated engine oils and compressor lubricants have design features that…

Snowmobilers: AMSOIL Interceptor or Dominator 2-Stroke Oil?

As snowmobile season gets into full swing, riders new to the AMSOIL product line may have questions as to which synthetic 2-stroke oil to use. The default choice for recreational/high-performance 2-stroke sleds equipped with variable exhaust power valves is Interceptor Synthetic 2-Cycle Oil. Astute riders will also notice that AMSOIL offers the similarly priced DOMINATOR…

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AMSOIL Introduces New “Full-SAPS” European 5W-40 Engine Oil

AMSOIL has rounded out their European engine oil offerings by releasing a new “Full-SAPS” synthetic 5W-40 engine oil. The new AMSOIL European Car Formula 5W-40 “Full-SAPS” Synthetic Motor Oil (product code: EFM) is suitable for gasoline and diesel engines including turbo-charged models. It can be used where the VW 502.00, 505.00, Mercedes-Benz 229.3, 229.5 and BMW…

Looking For a “UDOR Lube Premium Pump Oil” Replacement?

If you are looking for a synthetic replacement oil for your UDOR diaphragm or plunger pump, we can offer a premium, long-life solution. The AMSOIL “PCK” ISO 100/SAE 40 Synthetic Compressor Oil will replace the UDOR “15.5823” (conventional) or “15.5823/S” (synthetic) SAE 40W hydraulic lubricants at a very reasonable price. AMSOIL PCK is a non-detergent…

A Warning for Owners of GM Vehicles with HFV6 Engines

An important service bulletin has been distributed by General Motors pertaining to vehicles manufactured between 2007 and 2009 that are equipped with the “HFV6” engine. The issue at hand is premature timing chain wear that has resulted from extended oil change intervals under certain driving conditions. GM’s solution is to recalibrate the vehicle’s oil life…

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Testing Verifies AMSOIL Interceptor Shines in Ski-Doo E-TEC

If you own a Ski-Doo snowmobile equipped with the latest E-TEC engine, you may be under the impression that only BRP XPS-2 Synthetic 2-Cycle Oil is capable of protecting your engine. You wouldn’t be alone as Ski-Doo and their dealer network work very hard to promote this sentiment. AMSOIL has often contested OEM claims that…

Does Friction Modifier Need to be Added to AMSOIL Gear Lube?

Updated- September 2025 A commonly asked question by those with vehicles equipped with a limited-slip differentials is, “Do I need to add a limited slip additive (or friction modifier) when changing to AMSOIL Synthetic Gear Oil?”. Our answer is a qualified “yes”, but please read on. All AMSOIL Synthetic Gear Lubes for automotive applications have…

What Can Replace Mercury 25W-40 Marine Engine Oil?

Update May 2016: We now offer a semi-synthetic 25W-40 oil for Mercury Marine engines. Update: If you have a Mercruiser engine with flat tappet cams, read this. If you are looking for a high-quality replacement for Mercury or Quicksilver 25W-40 engine oil in your MerCruiser stern drive or inboard engine, we have the ultimate substitute….