AMSOIL offers the industry’s most advanced collection of 2-stroke oils. These synthetic oils will improve the performance of any 2-cycle engine.

AMSOIL has been a leading developer of synthetic 2-cycle oil for almost 40 years. If there is any application that can immediately benefit from synthetic oil, it is the 2-stroke engine. Lower smoke, cleaner engine internals, improved wear protection and improved throttle response are but a few of the benefits.

The chart below shows a variety of popular applications and a listing of each AMSOIL Synthetic 2-Stroke Oil along with a suggestion as to whether the product is “Excellent”, “Very Good”, “Good” or “Not Recommended” for each.

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AMSOIL Product
Outboard
Snowmobile, Motorcycle & ATV
Personal Watercraft & Jet Boat
Chainsaw, Lawn – Garden, Utility
HP Marine TC-W3, API TC (Injection or 50:1 Pre-Mix)
Excellent (4) (5)
Very Good
Very Good
Not recommended
INTERCEPTOR API TC, JASO FC (Injection or 50:1 Pre-Mix)
Not recommended
Excellent (4)
Excellent (3) (4)
Good
Syn Injector 2-Stroke Oil TC-W3, API TC (Injection or 50:1 Pre-Mix)
Very Good (4)
Very Good (4)
Very Good (3) (4)
Good
DOMINATOR API TC, JASO FC (Injection or 50:1 Pre-Mix)
Racing (1)
Racing (2)
Racing (2)
Very Good
Saber Professional 100:1  Pre-Mix, ISO-L-EGD JASO FC, API TC
Not recommended
Very Good Pre-Mix Only
Very Good Pre-Mix Only (3)
Excellent
Outboard Pre-Mix 100:1 Pre-Mix, TC-W3, API TC
Excellent Pre-Mix Only
Very Good Pre-Mix Only
Very Good Pre-Mix Only
Not recommended

Notes:

(1) Not recommended for long-term use in outboard motors as a TC-W3 type oil, although excellent as a race oil for short term use where motors are occasionally torn down.

(2) Excellent for racing or modified motors. Very good for recreational use.

(3) For applications calling for TC-W3 product, use the recommendations under “Outboards”.

(4) Recommended for all direct fuel injected (DFI), semi-direct injected (SDI), electronic fuel injected (EFI) and carbureted motors.

(5) Includes Mercury®, Optimax®, Johnson® & Evinrude® FICHT® & E-TEC®, Yamaha® HPDI, Nissan® & Tohatsu® TLDI®

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