Mugen Seiki Engine Nut (SG)

This is a replacement engine nut for the Mugen MBX5 buggies. This nut is used to attach the flywheel to the engine crankshaft.

Mugen MBX5 Original
Mugen MBX5R
Mugen MBX5T
Mugen MBX6 Original
Mugen MBX6R
Mugen MBX6T
Mugen MBX7R
Mugen MBX7T Original
Mugen MBX7TR
Mugen MBX8 Original
Mugen MBX8T Original
Mugen MGT7 Original
Mugen MGT7E