Marzocchi pump# 3A-D-40-AC-STP-RO. 11.84 gpm at 1750 rpm / 23.67 at 3450rpm. 3000 psi continuous, 3600 psi peak. 3000 rpm max. #12 SAE straight thread outlet port, #16 SAE straight thread inlet port. 7/8" shaft with 1/4" keyway. Distance between the mounting holes is 5.75", pilot diameter is 4". Sells for $422
