Complete Universal Pump Rebuild Kit Brand new complete universal pump rebuild kit with valves, gaskets, crank oil seal and rings for a VT Series Campbell Hausfeld, Speedaire, Sears, and Wards compressors. This kit includes everything you would need to rebuild any of these compressor pumps, it includes a few different styles of gaskets depending on what pump you have, so you will have parts left over. There are two different sizes of pistons that these pumps were made with. They used a 2-3/4" and also some had 3" pistons. This listing includes rings for the 3" size pistons. Features: • Universal pump rebuild kit • Includes: valves, gaskets, crank oil seal, and rings • Compatible with: VT Series Campbell Hausfeld, Speedaire, Sears, and Wards compressors • Rings for 3" pistons