Quick view Add to Cart Means for Preventing Oil Carbon Formation Trouble on A40 Pistons - A40-4 and A40-5 Engines of 1938 and Earlier Document Part Number: Service Bulletin No. 40-11 Number of pages: 2Part Number: Service Bulletin No. 40-11Revision Date: 4-April-1940 MSRP: Was: Now: $15.00
