Allstar Performance base plate inserts, 1.350, 4pk, for 1in spacer, in race car induction systems. Enhances carb spacer fitment for better airflow in racing. Hand-tool compatible for track use.
Allstar Performance ALL26068 Restrictor Plate Inserts - 1.350 in ID - Aluminum - Natural - Allstar 1 in Restrictor Plate - Set of 4