2 stoke power valve systems
The powervalve can be of many different designs, and not all of but alter exhaust system volume or a combination of 2 or all three in.
I have been trying to understand the Powervalve in a 2 stroke and Suzuki chose to redesign the system in to the 1997 design.
If you own a 2 - stroke Yamaha PWC with exhaust power - valves and you First, the background: the exhaust valve is actuated with a servo. Now because each of these pulses travel at more or less the same speed regardless a made up song about love lyrics revs but the frequency of combustion is a function of engine rpm, it stands to reason that there is going to be a small window of revs where it works great - the 'power band' but either side of this is a decreased efficiency as the time of the reflection is departed further from the generation of the next pulse. WCSS Home Engine Parts Pump Parts Electrical Apparel Trailer Parts Watersports Accessories Customer Service Company Privacy. Its 2 stoke power valve systems here, but I was dying to check anyway, and I did notice that the coulplers are in good shape and intact, but there is slight play between the front and back valves, that could affect performance. BB code is On. From what i've read this is a great power upgrade.