Replacement Fuel Pressure Regulator Diaphragm AF59-4000 Product:Includes High & Low pressure springs, Suit AF49-3000 & 4000 series re An early style cast iron

An early style cast iron base with stock size - not second-best oversize - throttle shaft

050" ENDERLIE NOZZLE JET The main bypass pill is used to set fuel volume and the nozzle jets control the pressure

Pro Sport Rods 4340 Forged H-Beam ConrodsMitsubishi 4G63B

The base fiber material is offered with and without a steel core and resists coolant

By raising the supercharger it removes a large restriction in air flow which will allow more air thus more horsepower to be gained along with the ability to reduce the intake temperatures as well

Replacement Fuel Pressure Regulator Diaphragm AF59-4000 Product:Includes High & Low pressure springs, Suit AF49-3000 & 4000 series re An early style cast ironReplacement Fuel Pressure Regulator DiaphragmIncludes 1 11 PSI spring, Suit AF49 3000 & 4000 series regulators AF59 4000 59 4000 Replacement Fuel Regulator Diaphragm. Diaphragm to suit Aeroflow Performance Billet 2 port Carb Regulator. Includes 1 11 PSI spring. Suits part numbers AF49 3000, AF49 3001, AF49 4000 and AF49 4001.