PowerStop Evolution drilled and slotted rotors for 1986–1991 Mazda RX-7 front applications are a bolt-on option to improve cooling and reduce performance fade under heavy use. Cross-drilled holes boost heat dissipation and rounded slots clear gasses, dust and water to preserve pad contact. These zinc-plated rotors are manufactured to tight DTV and runout tolerances, dynamically balanced, and supplied as a matched pair for straightforward installation.
Power Stop 86-91 Mazda RX-7 Front Evolution Drilled & Slotted Rotors - Pair