Valve Grinder

Lap valves against valve seats to produce gastight fit.
picture of Valve Grinder

Quick Stats

Salary Range
$19,000 – $41,000

Data from U.S. Department of Labor

What do Valve Grinders do?

Laps valves against valve seats to produce gastight fit, using powered tools: Applies lapping compound to bearing surfaces of valve and seat. Inserts valve stem into valve guide and positions valve against seat. Engages holes or slot in top of valve with projections in powered rotary tool. Presses and rotates valve against seat, using powered tool. May test valve by connecting chamber to hydraulic or pneumatic pressure and observing leaks. May rotate valve against seat, using handtool.

Should I be a Valve Grinder?

You should have a high school degree or higher and share these traits:
  • High Achiever: You love the challenge of tackling difficult work.
  • Levelheaded: You hold your emotions in check, even in tough situations.
  • Team Player: You're able to listen, communicate, and work with tons of different people.

  • Also known as: Valve Lapper

    How to become a Valve Grinder

    Most Valve Grinders have no higher education and get on-the-job training. Think about earning a Certificate or Bachelor's degree to increase your competitiveness in the field. Chart?chd=s:9aaoaa&chl=no+college+%2881%25%29|||bachelor%27s+%2819%25%29||&cht=p3&chs=466x180&chxr=0,81,81
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