What is E-TEC engine?

Basically, the E-tec/Optimax/ or any other direct injection system gives the computer a better ability to control the way the engine is running. The computer is able to meter exactly the right amount of oil to the bearings and cylinders. Less excess oil means less excess smoke.

When did Ski-Doo ETEC come out?

BRP first introduced the E-TEC technology in its Evinrude outboard engines in 2003 and subsequently won the Clean Air Technology Excellence Award from the U.S. Environmental Protection Agency. Adapted later on for Ski-Doo snowmobiles, it was first brought to the market in 2008 with the Rotax E-TEC 600 H.O. engine.

What is the difference between ETEC and PTEC?

Etec: can run upside down, smoke less,crisper throttle response, uses less oil, and summerize itself. Ptek: carb, can not run upside down, slower throttle response, smokes alot more does not summerize itself… lol but it seems to work for me 3100 miles mountian riding.

What is the difference between E-TEC and EFI?

The EFI will be slightly louder at idle than the E-TEC but not really anywhere else and a bit smokier and smellier. It’ll be snappy down low but weak up high.

How much horsepower does a 600 eTec have?

125 horsepower
Following its big brother Rotax 850 E-TEC engine’s lead with second generation E-TEC technology, the Rotax 600R E-TEC engine offers a 30% improvement in throttle response, crisp acceleration and sets a new 600cc class standard with 125 horsepower while continuing to set the bar for reliability, and 2-stroke oil and …

How long do e-TEC Motors last?

Generally they saw about 800 hours. So for the last four years they have been replacing those etecs with Yamaha 4 strokes and are having great results (no issues).

What is a Ski-Doo rave valve?

Sea-Doo’s RAVE (or R.A.V.E. = Rotax Adjustable Variable Exhaust) valves were the special exhaust power valves on their 2-stroke Rotax engines. They were designed to change the size of the exhaust ports in order to widen the engine’s power band. Using RAVE valves ensured better low-end power and a higher top speed.

How much horsepower does a 600 ETEC have?

What’s the difference between EFI and ETEC?

The EFI will be slightly louder at idle than the E-TEC but not really anywhere else and a bit smokier and smellier. It’ll be snappy down low but weak up high. If 85 HP works for you the EFI is a great option.