Engine wiring harness for K-jet engines. Porsche 911 / 911S 1974-75  ›  91161201731

OE Match engine wiring loom for Porsche 911 K-jet applications from 1974–75. Manufactured in Canada for replacement or restoration work involving the engine wiring.

Fits

• Porsche 911 1974-75
  
  

Check fitment for your specific vehicle (model, year, engine) before ordering.

What This Product Does

The loom groups the engine's electrical connections into an organised assembly. It carries electrical supplies and signals between connected components, providing the wiring paths needed for their operation. This is a wiring harness, not an alternator or generator.

Functions

• Connects engine electrical components through a grouped wiring assembly.
• Carries power and electrical signals through the connected circuits.
• Replaces an existing engine loom affected by deterioration or unsuitable previous repairs.
  
  

Technical Details

• Brand: OE Match.
• Part reference: 91161201731.
• Application type: K-jet engine wiring.
• Country of manufacture: Canada.
  
  

Symptoms of Fault

• Starting or running faults that occur intermittently.
• Electrical operation changing when wiring is moved.
• Cracked, hardened or melted insulation around the engine.
• Corroded terminals or damaged connector housings.
• Voltage loss across a damaged wire or connection.
• Repeated fuse failures requiring investigation.
  
  

These observations can also have other causes. Inspect the wiring and test the affected circuit before deciding that the harness needs replacement.

Why Replacement Matters

Ageing insulation, fractured conductors and corroded connections can interrupt electrical circuits. Replacing a deteriorated loom addresses damaged wiring as an assembly rather than adding further joins to extensively repaired sections. Check battery connections, earth straps and adjoining connectors as part of the same diagnosis.

FAQs

• What should I check before choosing this harness?
  Confirm the vehicle year, K-jet application, existing wiring arrangement and part reference. Compare the connectors with those on the original loom.
• Does an intermittent fault prove the loom is defective?
  No. Test circuit continuity, supplies and earth connections, and inspect terminals before replacing parts.
• Can an existing loom be repaired instead?
  A localised defect may be repairable. Widespread insulation damage, corrosion or numerous unreliable joins can make replacement more appropriate.

Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.

91161201731

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