Mechanical Edelbrock performer. The description for the pump says it makes 6 psi max and the first two made 9 and the last time I ran the car it was at 6 but now it is a little over 7.
1973 Cuda 528 all aluminum Hemi, 4 speed, 3.23 Sure-Grip,
(JA5) Silver Frost Metallic
1973 Challenger Rallye 340
1985 W150 Power Ram prospector
1986 Camaro IROC-Z 305 tpi