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Koso 170cc Big Bore With 4v Head Kit Honda MSX125 Grom 2014-2018

$1,039.95

Koso

Model #MB623003

In Stock


Shopper Award

This complete top?kit is the perfect add?on for all horsepower enthusiast looking for performance ! It includes : a 170cc ceramic coated cylinder, forged piston, performance camshaft, bearing, rocker arms, 4 valve cylinder head, intake manifold, gaskets, and more. All parts are made from High?quality components for reliability and durability that allow you to put your mind at ease and ride with confidence!

Features:

  • Koso ceramic coated big bore cylinder kit forged w/4-valve piston and gaskets
  • Koso 4-valve cylinder head (complete with camshaft, rocker arms, intake manifold, and all other parts shown in the picture)
  • Not legal for use in California on pollution controlled vehicles, race use only in California - waiver available
Fitment:
  • Honda MX125 Grom 2014-2018

Other Part Numbers:
Koso #27-5810

Proposition 65

/!\ warningWARNING: Cancer and Reproductive Harm

https://www.P65Warnings.ca.gov

Vehicle Engine Notes
2013-2018
Honda Moto MSX125 Grom

Who Is KOSO? 

KOSO is an aftermarket company founded in 1981 and started as Tong Yah Industrial co. ltd, which initially produced motorcycle performance parts. Then in 1989, the company changed its name to Tong Yah Electronic Technology and began to build meters and use electronic production lines. Today, KOSO is recognized as one of the most sought-after motorcycle aftermarket brands in the market and is used by thousands of enthusiasts around the world.

Quality Products

KOSO has established its name as a brand synonymous with quality and performance. With over 35 years of experience manufacturing and designing high-quality products, KOSO has become well-known across the Powersports and OEM industries with a reputation for reliability and innovation. Quality has always remained their top priority, whether they are manufacturing a product under private label, aftermarket, or OEM products. 

World-Renowned Brand

Innovation and creating new technologies are the keys to KOSO’s philosophy and allow them to push their limit further. In 2000, the company became an ISO 9002 certified company enabling them to maintain their high-quality standard through all their facilities. KOSO was also able to establish multiple facilities in different parts of the world, such as the US and Europe helping them cater to all their customers.

Purchase KOSO Products At Vivid Racing

If you are in the market for high-quality motorcycle performance parts and accessories, then KOSO is the brand for you. For years KOSO has had the opportunity to work with the best team of engineers in the industry. KOSO has remained an analog and digital technology leader with our state-of-the-art testing equipment and production facilities. 

KOSO produces a wide range of quality gauges/meters, heated equipment, LED indicators, taillights, and headlights, as well as mirrors and engine parts. KOSO is proud to offer complete quality products for serious riders. To know more about KOSO, visit Vivid Racing and check out their list of products that fit your specific need.




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