Fuel Pump Pressures
As always it is a good idea to check your motors manual for the specific make & model specifications
Autolite 4100
4.5-5.5 psi
Autolite 4300
5-6.5 psi
Carter B&B
3-4 psi
Carter YF, YFA
4-5.5 psi
Carter YH
3.5-4.5 psi
Carter WCD
4-5.5 psi
Carter WCFB
4-5.5 psi
Carter WDO
3.5-5 psi
Edelbrock
5-6 psi
5-6 psi
Holley 1909
4.5 psi
Holley 2280
5-7 psi
Holley 4000
3.5-4.5 psi
Holley 4150, 4160
5-7 psi
Mercarb
4-7 psi
Motorcraft 2100
4-5.5 psi
Motorcraft 2150
4-6 psi
Rochester 2 Jet
4-6 psi
Rochester Quadrajet
5.5-7 psi
