Chevs of the 40s » Chevy Parts » Heater & AC » Motor » Item #5047849 37-54 Chevrolet Heater/Defroster Motor. 12-Volt Item # 5047849 37-54 Weighs 2.2350lbs. This is a reversible 12 volt replacement heater / defroster motor. It measures 5 inches x 3 inches in diameter shaft side, The shaft is 1-1/2 inches long and 1'4 inch in diameter, shaft, reversible. ***Mainly a generic replacement heater motor. no guarantees it will fit your heater. Please review dimensions listed above.*** This part fits most 1937 1938 1939 1940 1941 1942 1946 1947 1948 1949 1950 1951 1952 1953 1954 Chevrolet Cars and Trucks.; exceptions may apply. Please read the complete description to see if this part fits your specific vehicle and application. Price: $74.50 Each Qty: Add to Cart This product can expose you to a chemical, which is known to the State of California to cause cancer or reproductive harm. For more information go to www.P65Warnings.ca.gov CA Prop 65 Warning This product can expose you to a chemical, which is known to the State of California to cause cancer or reproductive harm. For more information go to www.P65Warnings.ca.gov Reviews There are no reviews at this time Login to Write A Review Fits Vehicle Models Product Fits Vehicle Models There are no specific vehicles models specified for this part.