Sierra International 18-5276 Tune Up Kit - Prestolite - V-6 The Sierra 18-5276 Tune Up Kit is interchangeable with the following: GLM 71750, Mallory 9-29314. Contains: 18-5303 Contact Set, 18-5347 Condenser, 18-5353 Distributor Cap, 18-5403 Rotor. Sierra Tune Up Kit Contains: 18-5303 Contact Set, 18-5347 Condenser, 18-5353 Distributor Cap, 18-5403 Rotor Sierra part number: 18-5276 Interchangeable with the following: GLM 71750, Mallory 9-29314 For Prestolite V-6 - Single Point - Screw Cap