1983 Porsche 911 problems

Common 1983 Porsche 911 problems

The 1983 Porsche 911, like many other vintage cars, has its fair share of common problems that owners have reported. One of the most significant issues is related to the engine, specifically the head bolts. Some owners have reported broken head bolts, which can occur under 40,000 miles and cost around $1,500 to replace

. This problem is not as widely reported as others, but it is still advisable to be cautious when considering a 1983 Porsche 911 due to this potential issue.

Another common problem reported by owners is a strange vibration that occurs in the car, whether it's in motion, in gear, out of gear, or sitting still

. This vibration is caused by a problem with the transmission, specifically the 915 gearbox. When addressing this issue, it is necessary to drop the gearbox out of the car, which also requires dropping the engine. This provides an opportunity to address any other problems with the engine, such as resealing the motor, replacing fuel lines, and cleaning it up

The 1983 Porsche 911 is part of the first generation of 911s, which were built between 1963 and 1989. These cars are known for being simple machines with air-cooled engines, which are generally robust. However, due to their age, they can develop various quirks and worn components.

In summary, the 1983 Porsche 911 has common problems related to the engine, specifically the head bolts, and the transmission, specifically the 915 gearbox. These issues can be expensive to repair and require careful consideration when purchasing a 1983 Porsche 911. Additionally, the first generation of 911s, including the 1983 model, are known for having rust issues due to their age.

Are old Porsche 911 reliable?

Spare parts are still easy to find but expensive when purchased from dealers. Properly maintained, early 911s can be reliable daily drivers that are bound to turn more heads than their modern counterparts, particularly in loud period colors.

How much is a 1983 Porsche 911 worth?

The Porsche 911 1983 prices range from $37,620 for the basic trim level Coupe 911 SC to $80,300 for the top of the range Coupe. The Porsche 911 1983 comes in Convertible and Coupe.

What years did Porsche have engine problems?

The Porsche IMS bearing problem years are from 1997 to 2005, with the M96 or M97 engine in these models being particularly susceptible. The single-row bearing used from model year 2000 through 2005 is of the greatest concern. However, any IMS bearing can and will fail if not replaced as part of regular maintenance.

What problems did the 1982 Porsche 911 SC have?

The 911 SC is still a reliable car — they were well built and many are still on the road. There were few major problems with these cars — the most common were the early rubber-centered clutches, which tended to fail at about 45,000 miles, and exploding air boxes (due to backfires), which plagued all the CIS 911s.

1983 Porsche 911 car problems categorized by type of issue

After analyzing all complaints sent to the NHTSA and researching popular Porsche 911 problems, we found that the most common problems with these 2023 model year vehicles are:

• Power train problems
• Vehicle speed control problems

The graph below shows statistics for all 1983 Porsche 911 vehicle components and the number of complaints received.