Carter (NOT clones) aftermarket carb CFM ratings:

Race:

4758s manual choke 500 CFM
4759s manual choke 625 CFM
4760s manual choke 750 CFM
4761s no choke 500 CFM
4762s no choke 750 CFM
4846s or sa manual choke 850 CFM (TQ)
4847s or sa manual choke 1000 CFM race (TQ)

Street:

9400s 400 CFM GM linkage elec choke
9410s 400 CFM GM linkage elec choke EGR provision
9500s 500 CFM GM linkage elec choke
9501s 500 CFM Chrysler linkage elec choke
9510s 500 CFM GM linkage elec choke EGR provision
9511s 400 CFM Chrysler linkage elec choke EGR provision
9525s 625 CFM GM linkage elec choke
9626s 625 CFM Chrysler linkage elec choke
9627s 625 CFM Ford linkage
9635s (NOT sa) 625 CFM GM linkage elec choke EGR provision
9636s (NOT sa) 625 CFM Chrysler linkage elec choke EGR provision
9637s (NOT sa) 625 CFM Ford linkage elec choke EGR provision
9800s 800 CFM GM linkage elec choke (TQ)
9801s 800 CFM Chrysler linkage elec choke (TQ)
9810s 800 CFM GM linkage elec choke EGR provision (TQ)
9811s 800 CFM Chrysler linkage elec choke EGR provision (TQ)

sa (except 4846 and 4847) models are the beginning of the clones (when Federal Mogul accountants redesigned the AFB) as are other numbers (even if they say Carter on the carb, Federal Mogul sold "Carter" carbs after about 1985).

Jon.

These are "wet" ratings (more accurate than the "dry" rating of some competitors).

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