Koso North America

Koso NF623000 - Hi Flow Oil Pump - Grom

Increases the oil flow by 40%, helping to prevent engine failure Keeps the engine lubricated to optimize performance Recommended for bikes with upgraded engines using the Koso North America 170cc...

Koso MO623100 - Banjo Bolt Kit - Big Bore - Grom

Optional camshaft kit can be used with stock engine, but delivers improved results when used with 170cc Big Bore kit Banjo bolt kit designed for 170cc big bore kit Includes ceramic coated...

Koso MU623000 - Cam Chain Tensioner

Arm made of 6061 aluminum, wheel made of structured steel Long lasting OEM replacement

Koso MM623002 - Camshaft - Big Bore Kit

Optional camshaft kit can be used with stock engine, but delivers improved results when used with 170cc Big Bore kit

Koso MD623000 - Piston - Big Bore - Grom

Compression ratio of 11.5 to 1

Koso MB623002 - Big Bore Cylinder Kit

Includes ceramic coated cylinder, 61 mm forged piston, rings, pin, gasket kit and banjo bolts Compression ratio of 11.5 to 1 Optional camshaft kit can be used with stock engine, but delivers...

Koso BG302010 - Oil Adapter - M20X1.0X15

Aluminum washer included Sensor not included

Koso BG301615 - Oil Adapter - M16X1.5X15

Aluminum washer included Sensor not included

Koso BG281415 - Oil Adapter - M14X1.5X15

Aluminum washer included Sensor not included

Koso BG241412 - Oil Adapter - M14X1.25X15

Aluminum washer included Sensor not included

Koso BG241215 - Oil Adapter - M12X1.5X15

Aluminum washer included Sensor not included

Koso SB000010 - Apex Mirror - Matte

LED indicator in the mirror's shell Mirror dimensions: 3 -11/16" height, 1-1/2" depth

Koso SA000003 - Sprint Mirror

Large display mirrors for motorcycle These mirror fit M8 and M10 size with black matte stem and shell

Koso OA016CK6 - Blue Lens Mirror - Carbon Fiber/Black

Measures approximately 8-1/16" from farthest tip of mirror to stem base and 6-5/16" height Standard 10mm thread

Koso OA016CK2 - Clear Lens Mirror - Carbon Fiber/Black

Measures approximately 8-1/16" from farthest tip of mirror to stem base and 6-5/16" height Standard 10mm thread

Koso QR005000 - Mount - Phone Charger

Koso AM111010 - Grips - Heated - Apollo - 7/8"

Integrated thumb switch designed for easy installation and setting User can change settings without removing hands from the handlebar Plug-and-play wiring connections shorten installation time ...

Koso AX1070G0 - Grips - Heated - MX - 7/8"

Clamp-on grips do not need adhesive External temperature controller For use with twist throttle; includes interchangeable throttle cams Requires 35W and draws 2.5 amps per pair; low voltage shut...

Koso AX073210 - Grips - Heated - Apollo - 7/8"

Integrated thumb switch designed for easy installation and setting User can change settings without removing hands from the handlebar Plug-and-play wiring connections shorten installation time ...

Koso AX073010 - Grips - Heated - Apollo - 7/8"

Integrated thumb switch designed for easy installation and setting User can change settings without removing hands from the handlebar Plug-and-play wiring connections shorten installation time ...

Koso AX068M10 - Grips - Heated - Titan-X - 1" - Chrome

Integrated temperature level thumb switch Fitment designed exclusively for Harley models allowing for a quick and simple installation Five temperature levels to choose from Five color LED...

Koso AX068K10 - Grips - Heated - Titan-X - 1" - Black

Integrated temperature level thumb switch Fitment designed exclusively for Harley models allowing for a quick and simple installation Five temperature levels to choose from Five color LED...

Koso AX065KG0 - Grips - Heated - Titan - 7/8" - Black

Five-level temperature controller allows you to adjust the temperature to desired comfort level Made of plated aluminum and special rubber material that is resistant to outdoor conditions and...

Koso AM10712G - Grips - Heated - Thumb Throttle - 5 Level - 7/8" - Heated Thumb

Durable construction and plenty of heat output Five levels of temperature adjustment Set includes connecting wire with heater switch and handlebar bracket Made of special rubber material that is...