PRQ-SM Series

Startmaster Air Starters are now identified as the PRQ SM Series. This well established product line offers unique feature that complement the PRQ LS series.

The PRQ SM-250 and SM-251 are available in pre-engaged and pre-engaged overhung models. They fit both Domestic and European engines and incorporate a built in relay valve which simplifies installations. The positive blade displacement feature eliminates freeze ups by mechanically positioning the rotor blades into the air-stream.

The PRQ SM-500 Series develops 75 hp and 230 ft. lbs. of torque that will crank diesel engines up to 10,000 cu. in. The twin air motor design provides high efficiency, and the simplicity of design makes for easy servicing.

• All SM Series have positive blade displacement feature built into both motor end plates that forces the rotor blades in their proper positions to ensure reliable starting.
• All SM Series are available for natural gas and includes gas-tight shaft seals.
• All SM Series are lubeless**
• PRQ SM-250 & SM-251Built in relay valve and automatic lubricator Integral muffler available.
• Pre-engaged drive.
• PRQ SM-251
  Pre-engaged, overhung drive.
  Saddle Mounts available.
• PRQ SM-500
  Rugged inertia drives.
  Copper beryllium pinions available.