Cylinder Head Stud, Dilavar OEM

Product Description:

Cylinder Head Stud, Dilavar
Fully threaded Dilavar head stud for the exhaust side of the 1978-89 Porsche 911SC and the 3.2L Carrera models. On 930 Turbo models, Dilavar studs should be used on both intake and exhaust sides!

12 required on 1978-89 models 911 SC and 3.2L Carrera.
24 required on 1975-94 Turbo 3.0L and 3.3L engines.
24 required on 1989-98 Porsche 962/4 and 993.

This stud has been revised many times by Porsche engineers in attempt to prevent the studs from breaking. This item's original part number was 930.101.170.00 and has now been superseded multiple times. We use the number 993.101.170.53, which is also the same as 993.101.170.54.

Manufacturer Information:

Original Equipment Manufacturer, O.E.M
The company that made the parts for Porsche.

Reviews and Ratings:

• 1985 Porsche 911 Carrera
• 1986 Porsche 911 Carrera
• 1987 Porsche 911 Carrera
• 1988 Porsche 911 Carrera
• 1989 Porsche 911 Carrera
• 1978 Porsche 911SC
• 1979 Porsche 911SC
• 1980 Porsche 911SC
• 1981 Porsche 911SC
• 1982 Porsche 911SC
• 1983 Porsche 911SC
• 1975 Porsche 930
• 1976 Porsche 930
• 1977 Porsche 930
• 1978 Porsche 930
• 1979 Porsche 930
• 1980 Porsche 930
• 1981 Porsche 930
• 1982 Porsche 930
• 1983 Porsche 930
• 1984 Porsche 930
• 1985 Porsche 930
• 1986 Porsche 930
• 1987 Porsche 930
• 1988 Porsche 930
• 1989 Porsche 930
• 1989 Porsche 962
• 1990 Porsche 964 Carrera 2
• 1991 Porsche 964 Carrera 2
• 1992 Porsche 964 Carrera 2
• 1993 Porsche 964 Carrera 2
• 1994 Porsche 964 Carrera 2
• 1989 Porsche 964 Carrera 4
• 1990 Porsche 964 Carrera 4
• 1991 Porsche 964 Carrera 4
• 1992 Porsche 964 Carrera 4
• 1993 Porsche 964 Carrera 4
• 1994 Porsche 964 Carrera 4

All returns require pre-approval. All returns are subject to a 25% restocking fee, with the exception of approved warranty returns, or if we ship a different part number than ordered. We do not accept returns after 30 days.

Inspect your order immediately when it arrives. We must be notified within 5 days if there are any missing, damaged, or incorrect parts.

Returns (except warranty) won't be accepted if the part:
 - Has been installed, used, damaged, is dirty or incomplete
 - Is not sellable as new
 - Arrived in sealed packaging that has been opened
 - Is an electrical part, a distributor spring, a custom or cut-to-length item, or a Special Order
 - Was purchased more than 30 days earlier

Parts must be returned properly padded in a sturdy cardboard box. Returns sent in envelopes will be refused. Items damaged in transit to us cannot be refunded. All returns must be shipped prepaid.