Sierra's 18-5275 Tune Up Kit is designed for use with Prestolite V8 single point applications with a screw cap. The kit contains (1) Sierra 18-5303 Contact Set, (1) Sierra 18-5347 Condenser, (1) Sierra 18-5352 Distributor Cap, and (1) Sierra 18-5403 Rotor. Kit comes in a display package. The kit is interchangeable with CDI E66-0026, GLM 71730, and Mallory 9-29315. Each Sierra product meets or exceeds the original equipment part it replaces. Fit specific, check part numbers to ensure proper fit.