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Old 06-24-2014, 06:56 PM
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mapbike mapbike is offline
Motorized Bicycle Elite Member
Join Date: Mar 2010
Location: Central Texas
Posts: 5,379
Smile Re: Just set up a new lower engine, and now the rear wheel locks when clutch is engag

Originally Posted by MotorBicycleRacing View Post
That triangle mark is to indicate where the ring pins are so points to the intake side.

All my pistons have them.
Other pistons have an arrow that points to the exhaust port.

There was nothing wrong with your piston.

I dont always ride WOT, but when I do..I do my best to keep the rubber side down..Ride safely my friends!
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