Designed for use on aerobatic aircraft such as Christen Eagle and Acro. Same style as homebuilt type but inner core has been ?beefed up? and elastomers added to encapsulate the spacer. 2-inch diameter. Includes a set of 8 Mounts and 4 spacers to make one complete engine set of 4.
Note: Mounting hole is 7/16" and requires AN7 bolts for installation.