• Replacement 12 volt electric cooling fan engine motor.
• Powerful 130 watt size will keep your engine cool.
• 3 bolt pattern fits any American Volt electric fans.
• Distance between each hole center is 4" inches.
• Overall diameter of the motor housing is 4.25" inches.
• Motor front to threaded shaft end length is 3" inches.

Other sizes can be found in this eBay listing.