12V//3 Post//Grounded Positive SolenoidPart #:57320Terminal 1 Size:5/16 - 18Terminal 2 Size:5/16 - 18Terminal 3 Size:10 - 32Notes:Has a phenolic case and curved mounting bracket with copper contacts and terminals. (2) 5/16-18 Threaded Motor & Battery Studs and (1) 10-32 Switch Terminal.Cross References:Prestolite©: 15-527, SAZ4201FP, SAZ4201FP1, SAZ4201FP2