30-31 Model A bottom tank and bar Price $45.00 Prev Next Product Description 30-31 Model A bottom tank and bar Parts are designed to be used in the construction of Brassworks Model A radiators. Brassworks radiators are based on Ford prints. There are many aftermarket Model As that do not match the dimensions of Ford’s Model A. If you find a discrepancy in the size or do not like the fit or finish of the purchased part, it may be returned with pre-paid freight. Return parts are subject to a 20% restocking fee.