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Ryland · 11-14-2013, 10:58 PM

At least the stock VX engine will not run right with an over sized exhaust and over sized or leaky exhaust will destroy o2 sensors on the VX very quickly.
The engine sounds like the timing is off...

11-14-2013, 10:58 PM	#15 (permalink)
Ryland Master EcoModder Join Date: Jan 2008 Location: Western Wisconsin Posts: 3,903 honda cb125 - '74 Honda CB 125 S1 90 day: 79.71 mpg (US) green wedge - '81 Commuter Vehicles Inc. Commuti-Car Blue VX - '93 Honda Civic VX Thanks: 867 Thanked 434 Times in 354 Posts	At least the stock VX engine will not run right with an over sized exhaust and over sized or leaky exhaust will destroy o2 sensors on the VX very quickly. The engine sounds like the timing is off...