Welcome to the Selltech Compressor Pump and Engine Products Inc. official website. We specialize in new compressor valve repair and valve parts. We also stock parts for lubricator pumps and offer lubricator box repair. Other parts available include reciprocating pump parts such as packing, plungers, valves, heads, etc. Compressor parts include compressor pistons and rods, crossheads, con-rods, and major component parts.