FASWORX 864363A1 Shift Plate Kit for MerCruiser Alpha One Gen I & Gen II Sterndrives (1983-1997), Replaces 39670A28 39670A33, Complete Interrupter Cutout Switch Assembly for 3.0L 4.3L 5.0L 5.7L

["DIRECT OEM REPLACEMENT: Engineered to match the exact specifications of MerCruiser part number 864363A1. Also replaces obsolete or superseded part numbers 39670A28, 39670A33, 39670A3, and 39670A5.","FIXES COMMON SHIFTING ISSUES: Specifically designed to eliminate engine stalling when shifting into or out of gear. This kit restores the critical momentary ignition \"cutout\" signal required for smooth shifting on Alpha One drives.","UPGRADED MODERN DESIGN: Features the modernized electronic micro-interrupter switch. This is the mandatory replacement for the discontinued metal roller-style switches and provides superior reliability and smoother actuation.","BROAD ENGINE COMPATIBILITY: Fits a wide range of MerCruiser engines from 1983 to 1997, including 2.5L, 3.0L, 4.3L V6, 5.0L V8, and 5.7L 350 Mag. Compatible with both Alpha One Generation I and Generation II sterndrives.","COMPLETE INSTALLATION KIT: Everything you need for a professional repair: Includes the heavy-duty mounting plate, premium microswitch with wire leads, shift spring, and all necessary hardware pins for a secure fit."]