088494_33.jpgThe VGS-20 is built to take on everything from subcompacts to big diesels. This big, tough and fast machine allows you to set up and run any head up to 48" (1220 mm) long in record time. It's built with all the features and benefits that assure the best valve seat concentricity of any machine.

Optimum speeds mean no chatter and assure superior finishes and geometry, turning out top-quality work, every time. The exclusive features of this machine provide maximum convenience and minimum downtime for setup and changeover. The Sunnen VGS-20 puts our shop outfront in the fast-growing headwork business. It's the most versatile and accurate machine on the market.


  • Fast, easy installation of valve guide inserts
  • Spot facing of valve guides and bosses
  • Cuts valve insert pockets - aluminum or cast iron
  • Simultaneous multi-angle cutting of valve seats
  • Drilling and tapping for threaded studs or removal of broken exhaust studs
  • Bronze guide liner installation and reaming