Porsche Valve Guide - 911 65-89 930-104-321-00 644-613-101-01 Porsche Elbow vacuum hose for

Porsche Elbow vacuum hose for auxiliary air valve

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

Porsche E-Brake complete lever for 911 and 930 (1975-1977) models

Supersedes PCG

This kit includes the necessary parts for installation but does not include the mirror glasses

Porsche Valve Guide - 911 65-89 930-104-321-00 644-613-101-01 Porsche Elbow vacuum hose forStandard 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.