Shopping for a 900cc class Yamaha motorcycle presents a few options, two of which are the Yamaha MT-09 and Tracer 9 GT+. Both motorcycles use Yamaha’s liquid-cooled 890cc engine. The inline three-cylinder features 78.0mm diameter cylinder-bores and a 62.1mm crankshaft stroke with an 11.5:1 compression ratio, fuel injection with YCC-T (Yamaha Chip Controlled Throttle), Transistor Controlled Ignition (TCI), dual overhead camshafts, and four valves per cylinder to deliver an estimated fuel economy of nearly 50 mpg and controlled power
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