Fuel pressure take off fitting: AN8 Male to -8 Female with 1/8" NPT Gauge/Gage Port,the thread size of the 8AN is 3/4-16UNF. (AN8-1/8NPT). Fuel pressure take off fitting: AN10 Male to -10 Female with 1/8" NPT Gauge/Gage Port,the thread size of the 10AN is 7/8-14UNF.
