24-1102 2 Groove Steel Double Groove Alternator Pulley For Delco 10DN ER/EF, 10SI Series

2 Groove Steel Double Groove Alternator Pulley For Delco 10DN ER/EF, 10SI Series Specifications DIM 1:13mm Belts x 71mm OD x 17mm Bore FEATURE 1:100% New FEATURE 2: Machined pulley cut from cold rolled steel ROTATION: BI SPECS FOR: Delco 10DN Series ER/EF, 10SI Series IR/EF Alternators SPECS: 2-Groove Standard Pulley Details Part Type - Pulley Pulley Class - V2 Od - 71 Hub To First Groove - 22.0 SHAFT DIA - 17 Replaces Delco 1877007, 3947125 Used On Chevrolet (1974-1975) GMC (1974-1975) Lester Numbers 7127-9 Unit Numbers Delco 1102382, 1102383