Specifications:
Pump Pressure is 1200-1450 PSI with a 1.3-3.2 GPM Flow Rate.
Have a 0.3" hose barb for the return line, a female M16*1.5 inverted flare fitting and 3/8 " mounting holes.
Part Number:
STP01S, DA-STP01S, DA-STP01S-2, STP01S-2
Will Fit Following Models:

Replacement for most GM 1966-1974 5/8" Keyed Shaft Style
Replacement for Chevy Monte Carlo V8 5.7L / 6.6L / 7.4L 1970-1974
Replacement for Chevy Camaro V8 5.7L 1974
Replacement for Chevy Camaro V8 5.0L / 5.7L 1973
Replacement for Chevy Camaro V8 5.0L / 5.7L / 6.6L 1970-1972
Replacement for Chevy El Camino V8 6.5L 1970
Replacement for Chevy El Camino V8 5.0L 1970-1973
Replacement for Chevy El Camino V8 5.7L / 6.6L / 7.4L 1970-1974
Replacement for Chevy Malibu V8 5.0L 1974
Replacement for Chevy Malibu V8 5.7L / 6.6L / 7.4L 1973-1974
Replacement for Chevy Chevelle V8 6.5L 1970
Replacement for Chevy Chevelle V8 5.0L / 5.7L / 6.6L / 7.4L 1970-1973
Replacement for Chevy Bel Air 1966-1968, 1970-1972
Replacement for Chevy Biscayne 1966-1968, 1970-1972
Replacement for Chevy Brookwood 1970-1972
Replacement for Chevy Camaro 1967-1969
Replacement for Chevy Caprice 1966-1972
Replacement for Chevy Chevelle 1966-1968
Replacement for Chevy El Camino 1966-1967
Replacement for Chevy Impala 1966-1972
Replacement for Chevy Kingswood 1969-1971
Replacement for Chevy Nova 1969-1974
Replacement for Chevy Townsman 1969-1971
Replacement for Chevy Vega 1973-1974