SUP OEM(-2021) oil pump Swapping the lower pressure plate

Swapping the lower pressure plate does require a special socket for removing the oil spinner and clutch assembly

or chimera

Koso pumps DO NOT come complete

You will need a high flow pump (Takagawa & Kitaco) if you have an oil cooler and/or a big bore kit

you will need to reuse the 3 stock bolts

SUP OEM(-2021) oil pump Swapping the lower pressure plateOnly for 2013 2020 Groms(OG & SF) MSX Monkeys OEM Honda Grom oil pump. It has a relocated, press fit copper pick up tube that draws oil from the best possible location in the motor for wheelies and riding on 2 wheels. Just remove your unmodified pump and install the OEM SUP in its place with the tube passing through the smaller hole, into the center of the motor. You will need a high flow pump (Takagawa & Kitaco) if you have an oil cooler and or a big