Porsche Valve Guide - 911 65-89 930-104-321-00 644-613-101-01 Porsche This alternator pulley kit

Porsche This alternator pulley kit is used to test

Complete 4-step charging program (initialization

Porsche Foot support insert for 914 models (1970-1976)

Please specify the year and model that this guide is intended for in checkout comments

Porsche Valve Guide - 911 65-89 930-104-321-00 644-613-101-01 Porsche This alternator pulley kitStandard valve guide (9 x 13. 06 x 51. 2 mm) fits intake and exhaust valves. Over time, valve guides wear out and fail to properly align the valve with the seat, leading to reduced engine performance from poor combustion sealing. Replace your valve guides when servicing valves or springs to maintain optimal function. This high quality OEM replacement is sourced from Germany, guaranteeing precise fit and dependable performance. Sold individually.