Porsche O-Ring Genuine Porsche 90017405640

The Porsche O-Ring Genuine Porsche 90017405640 is an OEM precision-engineered seal, manufactured by Genuine Porsche to meet stringent quality standards. Designed specifically as an O-Ring for the valve cover (17 x 2.5 mm), this part ensures an optimal seal and reliable performance on select Porsche models.

Key Features:

• Genuine Porsche manufacturing for exact fit and dependability
• OE Part Number: 90017405640 / 900 174 056 40

Compatible Applications:

• Porsche 928 (1985-1986 S; 1987-1989 S4; 1990-1991 Base; 1990-1991 GT; 1993-1995 GTS) with 5.0L or 5.4L V8 engines — required for valve cover O-Ring
• Porsche 944 (1987-1988 S with 2.5L L4; 1989-1991 S2 Convertible and Coupe with 3.0L L4 engines) — required for valve cover O-Ring

Choose Genuine Porsche parts for precise fitment and long-lasting reliability.