Carter Thermoquads ~ 'More General Information'
Frito,
A good Thermoquad choice would be off the 1973 '400' {Automatic Transmission}
#6321S
Primary ............ 1 1/2" {1.500"} ...... Venturi = 1.186"
Secondary ........ 2 1/4" {2.250"}
Primary Jets ...... .098"
Secondary Jets .. .137"
Metering Rod ...... 1966 {.067" Economy ~ .052" Mid-Range ~ .045" Power}
This Thermoquad will outperform a 'Competition Series' 850 CFM.