2Z630 pump rebuild kit is a VT-series, two-cylinder pump overhaul solution designed for cast-iron compressors with a 3-inch bore, compatible with Campbell Hausfeld, Speedaire, Sears, and Wards VT pumps. It accommodates 2-3/4-inch and 3-inch bore configurations and covers both old and new style heads with single-head and two-piece designs, making it suitable for a range of older Speedaire, Campbell Hausfeld, Sears, and Wards units. It is commonly cataloged as 5Z185 or 2Z630 in supplier listings and is intended for older VT-series pumps, including models that use 3" bore cylinders.
