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Old 04-06-2019, 10:13 AM   #13
Luddite
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Join Date: Aug 2011
Location: Southampton
Bike: M1100evo
Posts: 2,465
Quote:
Originally Posted by Uncle Bob View Post
The question for today is: Is it OK to leave the cable for the exhaust valve motor in place? I presume that the valve is held open by spring tension?
Yes, the default position for the valve is open whether the cables are connected or not. If you look at the engine side of the exhaust you'll see a coil spring wound around the valve spindle to hold it open.

This is what it looks like when open...

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