The compression ratio for a 1990 Yamaha V Max 540 snowmobile is typically around 9.5:1. This ratio is designed to provide a balance between power and efficiency, allowing the engine to perform well in various conditions. Proper maintenance and fuel quality are important to ensure optimal engine performance at this compression level.
1988
To set the carburetor on a 1987 Yamaha SRX 540 snowmobile, first ensure the engine is at operating temperature. Adjust the idle speed screw to achieve a stable idle, typically around 1,200 RPM, and then fine-tune the air-fuel mixture screws for optimal performance, usually starting at 1.5 turns out from fully seated. Test the throttle response and make minor adjustments as needed, ensuring there are no bogs or hesitations. Finally, always refer to the specific service manual for detailed specifications and adjustments.
1988
oil injected
They still sell for $150 TO $220 in early 2013
I would say yes. I just picked up a 87 phazer with a 540 in it. Left spark plug boot just rubs under the hood, but it fits and runs.
540
36% of 540 = 36% * 540 = 0.36 * 540 = 194.4
85% of 540= 85% * 540= 0.85 * 540= 459
28% of 540= 28% * 540= 0.28 * 540= 151.2
18% of 540= 18% * 540= 0.18 * 540= 97.2
37% of 540= 37% * 540= 0.37 * 540= 199.8