Ask a Mechanic | Converting 3×9 to 2×10 Ask a Mechanic | Converting 3×9 to 2×10 Evan2015-03-20T14:06:52-08:00 Welcome to our Ask a Mechanic column where our expert mechanic Daniel Slusser answers Ask a Mechanic | Converting 3×9 to 2×10Evan2015-03-20T14:06:52-08:00