ACV 537DX021 electrode replaces 537DZ045

Discontinued – ACV A20 (A42) Electrode, replaced by 537DZ045. The A20 (A42) ignition electrode is replaced by 537DZ045 for enhanced durability and OEM fitting. Previously used in: CA 150 CA 200 Compact CA 300 Compact CA 400 Compact Delta Pro 65