If your radio is giving you trouble, it may be best to try replacing this important tube before doing a full service. Many problems are solved with this easy replacement operation. Danchuk # 985 will work in any 1955-1957 classic Chevy model with an original AM radio. Tube designation is OZ4/OZ4A.
Danchuk has the largest selection of quality 55, 56, 57 parts for your classic Chevy project.