KOSO

The infrared temperature meter has been designed to provide critical surface temperature readings. The sensor features a 10° field of view measuring temperatures up to 715°F. This device is a great...

The infrared temperature meter has been designed to provide critical surface temperature readings. The sensor features a 10° field of view measuring temperatures up to 715°F. This device is a great...

Use in conjunction with Koso 34mm throttle body to bring in a better air/fuel mixture. Intake Manifold BlackVehicle FitmentHonda MSX125 Grom 13-20

The Koso 4V Head Kit is the ideal engine part to complete the Koso Honda Grom® Big Bore kit. Because of its unique 4 valve design, the air flow and performance are increased. This new designed head...

Koso 55Mm Gauge Bracket Be550001

The infrared temperature meter has been designed to provide critical surface temperature readings. The sensor features a 10° field of view measuring temperatures up to 715°F. This device is a great...

Koso 64Mm Gauge Bracket Be640001

Great tool for serious engine tunersMeter instantly tells you if temperature and atmospheric pressure changes so proper changes can be madeAllows you to fine tune jetting or fuel mappingWarning light...

Koso Air Density Meter Mounting Bracket Be000M01

Assists in proper jetting

Koso Air Fuel Ratio Meter 2-Stroke Sensor Adapter Bg001855

This back lighted wide-band air/fuel ratio gauge will give you information on your engine to allow a more precise tuning. The programmable warning will tell you if your engine is running too lean or...