RCM 4 Stage Dry Sump System with Head Scavenge EJ20/22/25 PIAA but the main ones are

but the main ones are to decrease engine bay temperatures and to speed up the exhaust gas flow

you can use spacers to prevent interference

when fitting this manifold to an EP3

when running an aftermarket oil cooler sandwich plate in replacement of the factory oil to water cooler doughnut to allow you to run various AN10 fittings and adapters

This fan shroud is only compatible with 2

RCM 4 Stage Dry Sump System with Head Scavenge EJ20/22/25 PIAA but the main ones areA key concern with any Subaru EJ engine, which has been tuned for performance or race use, is that of a reliable oil supply. A Dry Sump System can offer levels of safety and reliability which cannot be achieved when utilsing a standard or even baffled wet sump configuration. The RCM system completely scavenges the crankcase, which dramatically reduces the residual oil left in the crankcase and ensures the maximum amount of oil is returned back to the