Toyota GTS MR2 4AGELC Performance Oil Pump ACL Performance Oil Pumps are designed with the high output and volumetric power required for high RPM engines (see flow data table). ensures reliability and durability. Tight housing and gerotor tolerances ensure optimal pressure and flow requirements. Housings are die-cast from DC-12 aluminum and are anodized to prevent corrosion. All pumps are individually inspected and tested. Our unprofitable pumps are equivalent to OEM pumps in design, engineering and metallurgy to meet or exceed OEM specifications. Current applications include three efficient oil pumps and seven passenger car pumps. New applications are added at appropriate intervals.