Compare Maximum number of 4 items selected Holley EFI Boost Control Solenoid - 557-200 Part #: 557-200 Line: HLY Holley EFI Boost Control Solenoid 90 Day Limited Warranty Thread Size: 3/8 Inch Terminal Type: Pin Size (in): 1-1/8 Inch Port Size (in): 1/8 Inch Wiring Harness Length (in): 18 Inch Show More Show Less