7042240 17067256 7041540 I need to know the cfm. I need to know carb # for a 76 Riviera. Also need to know a good site to find cfm and other info on quadrajets. We have 6 storage tubs full of carbs.
7042240 and 7041540 are 800 cfm Buick 455 carbs. The other is an Olds carb. Here is a link to help identify the year an make for what you have. http://www.cliffshighperformance.com/tech_carb_ID_2.html Let me know if you want to sell some.
More than likely yes. 7041540 was used on all 1971 455" (non-Stage 1) applications with automatic transmission.