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Fuel Pump

NOTE: Fuel pump performance is a measurement of fuel pressure and volume availability, not regulated fuel pressure.
FUEL PUMP PERFORMANCE

Application Pressure psi (kg/cm2 ) Min. Vol. in 30 sec. Pts. (L)
B2200 (Carbureted)
Electric Pump 2.8-3.6 (.20-.25) 1.1 (.66)
Mechanical Pump 3.7-4.7 (.26-.33) .9 (.43)
RX7 71-92 (5.0-6.5) 2.24 (1.0)
All Others
Main Fuel Pump 64-85 (4.5-6.0) 1.1 (.66)
Transfer Pump (4WS) 5.7 (0.4) 1.0 (.57)
REGULATED FUEL PRESSURE

Application At Idle w/ Vacuum psi (kg/cm2 ) At Idle w/o Vacuum psi (kg/cm2 )
B2200 (PFI) & B2600i 28-37 (2.0-2.6) 38-46 (2.7-3.2)
Miata 31-38 (2.2-2.7) 38-46 (2.7-3.2)
MPV 30-37 (2.1-2.6) 38-46 (2.7-3.2)
MX-6 & 626 27-33 (1.9-2.3) 34-40 (2.4-2.8)
Protege & 323 30-37 (2.1-2.6) 38-46 (2.7-3.2)
RX7 27-33 (1.9-2.3) 34-40 (2.4-2.8)
929 31-38 (2.2-2.7) 38-46 (2.7-3.2)