GX390 Engine/Motor Plate allows for an easy fool proof way to mount larger 9 hp and up (GX270, GX390, 420 CC) engines in a Mini-Bike, Doodle Bug, Baja , Motovox and many other custom applications. The mount allows for left to right engine adjustment for precise sprocket alignment. as well as front to rear adjustments for chain tension.This Mount system works with engines that have the industry standard LARGE 7 5/8" mount spacing .
FIts the Honda GX 240 to GX390, 11/13/15 Chinese OHVs, HF Predator 420, Large Briggs, and other brands in 9 HP and up range that use 7 5/8" Bolt Spacing
Will not fit the 460cc and 16/18cc engines that use the 8 1/2" spacing
Plate is made of 3/4" Aluminum to prevent flexing/
Mounting bolts not included, but uses standard 5/16" to attach plate to frame and 3/8" to attach engine to plate.