Add to Cart Quick view 20 pcs/pack Insulator 42-1112 185-12087 30-50112 42-1112 MSRP: Now: $22.31 Was: InsulatorReplace OEM(s): DelcoFor: Delco 50MT StartersUsed On: Delco 50DN AlternatorsComposition: FiberCondition: NewID: 0.563in / 14.3mmLocation Used: Battery TerminalOD: 0.728in / 18... MSRP: Now: $22.31 Was: Add to Cart Quick view