Jim, The link below should help you find the correct 10- ## for a C85 engine. After a quick glance, it looks like the 10-4240 is the correct one for the C85 engine. Stan
http://www.dgsupply.com/carbeligibility.html 10-4240-1 627366 MA-3SPA C75-8,12,C85-12 10-4439 628945 MA-3SPA SUP. BY 10-4895 10-4895 633029 MA-3SPA SUP. BY 10-4895-1 10-4895-1 633029 MA-3SPA O-300-A,C,D,C-145 "Can someone help me with part numbers for a marvel schebler carb? I have part number MA3SPA for the basic number, but the dash number may be 10-4240 or10-4439 . I'm not sure which of the dash number is correct for the 85 hb continental"
