DROWsports Honda Grom/Monkey 198cc 4 Valve Performance Cylinder KitDROWsports LS 198cc 4 Valve Big Bore Cylinder Complete Kit Designed for the 20142020 Honda Grom and 20192020 Honda Monkey (4 Speed), the DROWsports LS 198cc Complete Kit delivers an affordable, high performance big bore upgrade built around the proven KOSO 4 Valve Cylinder Head. Drawing from extensive experience pushing the KOSO 170cc kit to its limits, we developed this larger displacement option with improved attention to detail and several key

delivering a performance boost

Cleans sufaces

this is the one you will need

they're better

making it a superior choice for maximizing performance

The Chimera Adjustable Stretch Extension Blocks allow you to stretch any generation of Grom

It provides less friction due to its lightweight and the interior roller tracks are specially coated to provide low friction and prevent debris build-up

K-Tech Honda Grom Rear Shock is three-way adjustable with rebound

These are taken off of our GY6 150cc 157QMJ engines

The upper triple clamp is made from aircraft-grade T-6061 aluminum

Easy plug & play

1 x Head Gasket