Porsche Valve Guide - 911 65-89 930-104-321-00 99750552600 Porsche Rear brake disc for

Porsche Rear brake disc for 928 (1986-1995) and 944 Turbo (1986) models

Porsche Power steering toothed v belt for 928 models

and 930 (1974-1989)

Porsche Parking brake switch for 996 (1999-2005)

Porsche Fuel tank seal for 911 and 912 models

Porsche Valve Guide - 911 65-89 930-104-321-00 99750552600 Porsche Rear brake disc 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.