what is the difference between a 2 stroke and 4 stroke outboard motor?
305197
A 2-stroke engine relies on both the cylinder and crankcase to make this happen. ... For its part, a 4-stroke engine requires four strokes of the piston to complete a power cycle. The four strokes are intake, compression, power and exhaust.
1316804
The difference between red 2 stroke oil and green two stroke oil is the colour of the dye though I do believe there are eco friendly* outboard oils if you are bothered about such things. ... * o/b oil to some extent goes into the water through the exhaust, hence the eco concern.
167454
A two-stroke engine makes one rotation for every explosion. A four-stroke engine makes two rotations for every explosion. Two-stroke engines have the fuel and oil (for lubrication) mixed together. Therefore, you don't have an oil inlet on the machine, and you only need to buy one type of fuel.
260038
The easiest way to determine if your small engine is a 2-cycle or 4-cycle is the number and type of fill ports (where you add either oil or gas) on the engine. ... If the engine has two fill ports, one for gas and another separate one for oil, you have a 4-cycle engine. Do NOT mix oil and gas in these engines.
952043
The are both corruptions of the full term which is a two stroke cycle engine. A 2 stroke requires 2 cycle oil mixed with the gas to lubricate the engine and to keep the engine cool as it is air cooled. ... Two-cycle is short for two-stroke cycle. Thus there is no difference.
534473
4-stroke outboards have internal oil reservoirs and sumps which need regular oil level checks, filter replacements and oil changes at least annually. 2-stroke outboards generally have an external oil tank with the oil and fuel mixture injected into the cylinder.
766423
Two-stroke (two-cycle) engines require you to mix the oil with the gas in exact amounts so the oil acts as a lubricant for the crankcase, while four-stroke engines take oil and gas separately. ... In a 4-stroke engine, it takes two revolutions (4 stages) to complete 1 power stroke.
1425313
What Is The Difference? A 4 cylinder engine contains 4 pistons while a 6 cylinder contains 6, all driving the power of your engine. ... These engines are larger in size, and weigh more than a 4 cylinder, and offer more power, but less fuel economy.
997207
Simple science. The two stroke oil will not hurt your four stroke mower in the least. Might make it last longer. There is no difference between "2-cycle" and "4-cycle" fuel except that 2-cycle engines use the fuel as a lubricant, so oil has to be mixed in with the fuel (gasoline).
1074978
As a general rule, fewer parts equals less potential for failure and easier maintenance. Overall, the 2-cycle engine is typically smaller in displacement and size as compared to 4-cycle which, many times, is almost double the displacement and overall size to achieve the same power.
197797
This generally applies to outboard motors and personal watercraft (jetskis). The TRPA does allow all 4-stroke engines and Direct Fuel Injected (DFI) 2-stroke engines. If your watercraft/engine has a California Air Resources Board (CARB) Star rating on it, it is allowed on the Lakes of the Tahoe Region.
659760
Typically, a 2-stroke engine creates more torque at a higher RPM, while a 4-stroke engine creates a higher torque at a lower RPM. ... Four-stroke engines have more parts, therefore they are more expensive and repairs cost more. Two-stroke engines require pre-mixing of oil and fuel, while the 4-strokes do not.
9218
Four-stroke engines are heavier; they weigh upwards of 50% more than a comparable 2stroke engine. Typically, a 2-stroke engine creates more torque at a higher RPM, while a 4-stroke engine creates a higher torque at a lower RPM. ... Two-stroke engines require pre-mixing of oil and fuel, while the 4-strokes do not.
427693
Two-stroke (two-cycle) engines require you to mix the oil with the gas in exact amounts so the oil acts as a lubricant for the crankcase, while four-stroke engines take oil and gas separately. In a 2-stroke engine, it takes one full revolution (2 stages) to complete 1 power stroke.
913659
The V6 has 2 more cylinders obviously. It's a bigger displacement that has more torque and horsepower, but will net less fuel economy. The Toyota 4 cylinder engines have always been very impressive in regard to their fuel economy, reliability and power output for it's size.
963788
At 60 Hz, a 4-pole motor is about 1800 rpm where a 2-pole motor is 3600 rpm. Thus, the 4-pole motor provides higher efficiency, higher torque per unit of volume and weight.
51411
- Two-stroke engines are lighter, and cost less to manufacture. - Two-stroke engines have the potential for about twice the power in the same size because there are twice as many power strokes per revolution. Disadvantages of 2 Stroke Engines: - Two-stroke engines don't live as long as four-stroke engines.