I prefer this
CBR1000RR
And that magick 1:1 ratio :-)
This sounds me like 90:60:90
ENGINE
Engine Type 998cc liquid-cooled inline four-cylinder
Bore and Stroke 75.0mm x 56.5mm Compression Ratio 11.9:1
Valve Train DOHC; four valves per cylinder
Carburetion Dual Stage Fuel Injection (DSFI)
Ignition Computer-controlled digital transistorized with three-dimensional mapping