A Guide to Prices for Old Porsche Parts 911SC

If you own or are restoring a classic 911SC (1978–1983), you know parts can be expensive. Prices vary wildly depending on condition, rarity, and source. This guide breaks down what you should expect to pay for key 911SC parts, from mechanical to cosmetic, and offers practical advice for keeping costs under control.

Understanding the 911SC Parts Market

The Porsche 911SC is a beloved model, but its age means many parts are no longer made by Porsche. Original Equipment Manufacturer (OEM) parts from Porsche Classic or NOS (New Old Stock) command a premium. Aftermarket and reproduction parts offer cheaper alternatives, but quality can vary. Prices also depend on whether you need a part that is common (like brake pads) or scarce (like a specific trim piece for a Targa).

Factors That Influence Pricing

• Original vs. Aftermarket: Genuine Porsche parts are often 2–3 times more expensive than aftermarket. For example, an OEM front bumper might cost $800–$1,200, while a quality aftermarket version could be $300–$500.
• Condition: Used parts are cheaper but may require refurbishing. A used engine block might be $1,500, whereas a rebuilt one with warranty could be $4,000.
• Rarity: Common mechanical parts like oil filters are cheap. But a full stainless steel exhaust system for a 911SC can fetch $1,000–$2,000 for a good used unit.
• Vendor Type: Independent specialists often have fair prices; Porsche dealerships (if they carry the part) are more expensive. Online communities can offer lower prices but with more risk.

Price Ranges for Common 911SC Parts

Engine and Drivetrain

The 3.0L flat-six engine has many individual parts. Here are typical price ranges:

• Complete engine (used, running): $3,000–$6,000
• Rebuilt long block: $8,000–$12,000
• Cylinder head (used): $400–$800 each
• Pistons and cylinders set (new aftermarket): $1,200–$2,000
• Fuel injection components (CIS):
  • Airflow sensor (used): $150–$300
  • Fuel distributor (rebuilt): $400–$700
• Transmission (915 5-speed, used good condition): $1,500–$2,500

Body and Exterior

• Front hood (aluminum, used): $400–$800
• Rear quarter panel (used, no rust): $600–$1,200
• Bumpers (pair, aftermarket): $600–$1,000
• Headlight assemblies (pair, OEM): $500–$900
• Windshield (aftermarket): $200–$350
• Door (used, complete with glass): $500–$1,000

Interior

• Door panels (set, aftermarket): $300–$600
• Seat upholstery (front, leather, kit): $800–$1,500
• Carpet kit (full, wool, aftermarket): $400–$700
• Dashboard (used, no cracks): $300–$600
• Steering wheel (factory sports, used): $400–$800

Suspension and Brakes

• Bilstein shock absorbers (set of 4, aftermarket): $600–$900
• Brake calipers (rebuilt, front pair): $300–$500
• Rotors (aftermarket, set of 4): $200–$350
• Control arms (new, aftermarket): $150–$250 each

Electrical and Miscellaneous

• Alternator (rebuilt): $150–$250
• Starter (rebuilt): $100–$200
• Relays and switches (used): $20–$50 each
• Heater blower motor (used): $50–$100

The prices above are estimates from the current market. They can shift based on condition and vendor reputation.

Where to Find Fair Prices

Avoid overpaying by knowing where to look:

• Porsche Classic Centers: Official parts but with a premium. Best for critical safety parts like brake lines.
• Independent Specialists (e.g., Pelican Parts, Sierra Madre Collection): Competitive pricing for aftermarket and OEM equivalents.
• Porsche Swap Meets and Clubs: Often good deals on used parts, but inspect carefully.
• Online Forums (e.g., Pelican Parts forum, Early911S Registry): Private sellers can offer lower prices, but be cautious of scams.

Red Flags for Pricing

• Too good to be true: A $200 complete cylinder head is likely junk.
• No return policy: Avoid sellers who don't accept returns on used parts.
• Vague condition descriptions: Insist on detailed photos and honest assessments.

Cost-Saving Tips Without Sacrificing Quality

1. Buy used and refurbish – For example, a used alternator can be rebuilt for $50 in parts.
2. Consider aftermarket for non-critical parts – Interior items like carpets and door panels are fine from aftermarket suppliers.
3. Join a local Porsche club – Members often sell parts at reasonable prices.
4. Patience pays – If you need a rare part, wait for a good deal rather than paying a premium.
5. Buy in bulk – Some vendors offer discounts on multiple parts (e.g., full brake kits).

Practical Final Recommendation

Before spending money, identify the exact part number you need. Then compare prices from at least three sources: a specialist, an online forum, and a salvage yard. For expensive items like the engine or transmission, consider a professional rebuild rather than a used unknown unit, unless you can verify low mileage and good compression. Always set aside a 20% contingency for unexpected costs during restoration. With careful shopping, you can keep total parts costs within reason while building a reliable and beautiful 911SC.