Spool FX-350 Upgraded High Pressure Fuel Pump System | GLS63 AMG [M177] ethanol analyzer significantly higher than the 25Mpa

significantly higher than the 25Mpa offered by the FX200

This uncertainty is of serious concern to enthusiasts who are running performance E85 tunes for their vehicles

The stock HPFP on the M177 Motors is severely limited in capacity when trying to tune and raise the output of the motor

The factory airbox

Spool FX-350 Upgraded High Pressure Fuel Pump System | GLS63 AMG [M177] ethanol analyzer significantly higher than the 25MpaSpool Performance FX 350 High Pressure Fuel Pump Upgrade What is the FX 350? Introducing the Spool Performance FX 350: the next evolution in high pressure fuel pumps, surpassing our previous model, the FX200, in both performance and efficiency. Enhanced Pressure and Flow: The FX 350 is engineered to deliver fuel at an impressive 35Mpa, significantly higher than the 25Mpa offered by the FX200. This increase in pressure, following the physics equation