The Champion R-Series is a rugged engine-driven piston air compressor built for job sites, service trucks, and anywhere grid power is unavailable. Powered by your choice of Honda GX390 or Kohler CH440 gas engines (13-22 HP) and offered base-mounted or on 30-, 60-, or 80-gallon horizontal tanks, it delivers dependable portable compressed air for demanding field work.Available Variants & SKUsAll variants and part numbers for this product are listed below for easy reference and ordering. SKU Description BGR7H 13 HP / Base Mounted / Honda GX390 HGR7-LPH 13 HP / 4x2 Gal Horizontal / Honda GX390 HGR7-3H 13 HP / 30 Gal Horizontal / Honda GX390 HGR7-6H 13 HP / 60 Gal Horizontal / Honda GX390 HGR7-8H 13 HP / 80 Gal Horizontal / Honda GX390 BGR7K 14 HP / Base Mounted / Kohler CH440 HGR7-LPK 14 HP / 4x2 Gal Horizontal / Kohler CH440 HGR7-3K 14 HP / 30 Gal Horizontal / Kohler CH440 HGR7-6K 14 HP / 60 Gal Horizontal / Kohler CH440 HGR7-8K 14 HP / 80 Gal Horizontal / Kohler CH440 BGR13K 22 HP / Base Mounted / Kohler CH440