Wiring Harness / Cables

Alternator wiring harness loom for Motorola unit.

Fits:
Porsche 901 / 911 - 1964 to 1965

For Motorola alternator only

Harness from alternator to regulator with rubber terminal boot included. (Motorola)

(Only for 1964 901 and 1965 911)

As original coloured wiring.

Original neoprene terminal sleeves used, (no shrink wrap)

Very high quality flex automotive grade wiring, ISO6722:2002 / DIN72551/6 / EEC directive 2000/53

Gasoline, oil, battery acid, engine coolant resistant.

The high flex sleeving is very resistant to solvents, free of halogen, sulphur and phosphorous.

Special order made to order parts please allow 2 – 4 weeks

Handmade to concourse quality.

Related reference numbers
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90161203710

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The OE Match battery starter cable connects the battery supply to the starter on Porsche 911 1965–73 applications. It has original-style terminals and grommets for replacement during starting-system repairs or electrical restoration.

Fits

• Porsche 911 1965–73
  
  Check fitment for your specific vehicle (model, year, engine) before ordering.
  
  Diagram ref no 8
  
  What Is This Part?

This is the main electrical cable carrying battery power to the starter connection. The starter draws a high current when turning the engine, so the condition of both the cable and its terminal connections matters. This replacement retains original-style terminals and grommets, which are relevant when renewing an ageing installation. It forms part of the starting circuit alongside the battery, starter and earth connections, all of which should be considered when investigating poor cranking.

What Does This Part Do?

• Carries starting current: Provides the electrical supply path from the battery to the starter connection.
• Connects the circuit: Its terminals provide the fixing points for the cable's electrical connections.
• Insulates the conductor: The cable covering separates the live conductor from surrounding components.
• Protects at pass-through points: The grommets help separate the cable from the edges of openings along its route.
  
  Why Replace This Part?

Corrosion, damaged strands or deteriorated terminal joints can increase resistance in a starter cable. Under starting load, this can cause voltage loss between the battery and starter, contributing to slow or intermittent cranking. Cracked, rubbed-through or heat-damaged insulation is another reason to assess the cable for replacement.

Confirm the cause before replacing it: a weak battery, poor earth connection or starter fault can produce similar symptoms. A voltage-drop test under cranking load helps distinguish a cable or connection problem from faults elsewhere. During restoration, inspect the existing cable rather than replacing it solely because of its age.

When to Replace This Part?

• Damaged insulation: Splits, abrasion, exposed conductor or melted areas are visible.
• Corroded connections: Corrosion has damaged a terminal or extends into the cable.
• Loose or damaged terminals: A terminal is cracked, distorted or cannot be secured correctly.
• Confirmed voltage loss: Testing identifies excessive resistance in the cable after its connections have been checked.
• Deteriorated previous repairs: Inspect unreliable joins, damaged ends or poorly protected sections.
• Poor seating: Check displaced or damaged grommets and any resulting cable abrasion during removal or refitting.
  
  Where Is This Part Fitted?

Location: Between the battery supply and the starter connection, forming part of the vehicle's main starting-circuit wiring. Follow the original cable routing and check the supporting clips, pass-through protection and terminal seating during installation.

Technical Details

• Original-style terminals and grommets.
  
  FAQs

• Does slow cranking mean the cable has failed? No. Check battery condition, earth straps, terminal connections and the starter before deciding which component needs replacement.
• Can a cable look intact but still have a fault? Yes. Internal corrosion or damaged strands may not be obvious externally; testing under load can help identify excessive resistance.
  
  Product Summary

• Product: Battery starter cable.
• Brand: OE Match.
• Purpose: Carries battery power to the starter connection.
• Features: Original-style terminals and grommets.

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90161103121

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2-Pin Cable Connector – SWB Engine Bay Terminal Block 

High-quality 2-pin cable connector terminal block designed for Porsche 911 SWB (short wheelbase) models from 1965 to 1968, used in the engine compartment wiring system.

Based on the original factory design, this connector provides an accurate replacement for aged, cracked, or brittle terminal blocks, restoring reliability and correct electrical connections within the engine bay.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F) 

Diagram ref no 8     

Supplied with hardware matching the original wiring harnesses, this connector ensures authentic fitment and seamless integration into classic Porsche electrical systems.

Key Features

• 2-pin cable connector terminal block
• Suitable for Porsche 911 SWB (1965–1968)
• Designed for engine compartment wiring
• OEM-style reproduction based on original design
• Includes correct hardware for installation
• Replaces cracked or damaged terminal blocks
• Ensures reliable electrical connections
• Ideal for restoration and repair work

Function and Purpose

This connector plays a key role in the electrical system.

It helps to:
• Provide secure connection between wiring circuits
• Restore original wiring layout and function
• Prevent electrical faults caused by worn connectors
• Maintain reliable current flow
• Support overall engine bay electrical integrity

Why Replace Terminal Blocks

Original connectors in early Porsche models are prone to deterioration.

Common issues include:
• Cracked or brittle plastic housings
• Loose or corroded terminals
• Intermittent electrical faults
• Reduced reliability in engine bay wiring

Replacing the terminal block ensures safe, stable, and correct electrical operation.

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90161289200

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Pipe Clamp B20x18 – Multi-Position Clamp 
Sold each

High-quality pipe clamp B20x18 designed for a wide range of securing applications across Porsche 911, 924S, 928, and 914 models.

This versatile clamp is used in multiple locations including air conditioning pipes, wiring looms, power steering lines, clutch cables, and heating system components, making it an essential part for maintaining correct routing and system integrity throughout the vehicle.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F)
• Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
• Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
• Porsche 924S 2.5L 1986-87
• Porsche 924S 2.5L 1988
• Porsche 928S4 5.0L 1987-92
• Porsche 928GT 5.0L 1989-91
• Porsche 928GTS 5.4L 1992-95
• Porsche 914 (1970-1976)

Manufactured to OEM specifications, this clamp ensures secure fitment, durability, and resistance to corrosion. Supplied individually, it allows flexible replacement for maintenance, repair, or restoration projects.

Key Features

• Pipe clamp size B20x18
• Suitable for Porsche 911, 924S, 928, and 914
• Part number 99951107602
• Multi-use: AC pipes, wiring looms, steering, clutch, heating
• Ensures secure mounting and routing
• Durable and corrosion-resistant construction
• OEM-style fit and performance
• Sold individually

Function and Purpose

This clamp is designed to secure various components across the vehicle.

It helps to:
• Hold pipes, hoses, and cables firmly in place
• Maintain correct routing and alignment
• Prevent vibration-related wear and damage
• Protect sensitive components such as wiring looms
• Support long-term system reliability

Why Replace Pipe Clamps

Clamps can degrade over time due to heat and environmental exposure.

Common issues include:
• Loss of clamping strength
• Corrosion or fatigue
• Movement of pipes or cables
• Increased risk of wear or failure

Replacing worn clamps ensures proper securing and protects system components.

Related reference numbers
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99951107602

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This complete OE Match ignition harness is intended for a 3-pin CD1/HK2 ignition box, providing replacement wiring for the ignition assembly. It includes connector boots, PVC sheathing, high-grade automotive wire, a flat braided earth cable and contacts made to the original specifications.

Fits

• Porsche 911 1965–73
• Porsche 914/6 1971–75
  
  For the specified 3-pin ignition-box arrangement. The general compatibility is for cars up to 1973; the Porsche 914/6 application is listed separately as 1971–75. Confirm the ignition equipment fitted, particularly on converted or modified vehicles.
  

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

Diagram ref no 20

What Is This Part?

This is the wiring harness serving the capacitor-discharge ignition assembly. Its wires and contacts provide the electrical connections required by the ignition equipment, while the boots and sheathing cover and organise those connections. The flat braided earth cable forms part of the harness assembly. It is relevant when repairing deteriorated ignition wiring or renewing an extensively repaired loom during restoration.

What Does This Part Do?

• Connects the ignition equipment: Provides wiring for the specified 3-pin ignition-box installation.
• Groups the wiring: Keeps the ignition connections together as a dedicated harness.
• Covers connections: Includes connector boots and PVC sheathing around the relevant wiring and terminals.
• Provides an earth connection: Includes a flat braided earth cable as part of the assembly.
  
  Why Replace This Part?

Replacement may be appropriate when inspection finds cracked insulation, damaged conductors, corroded contacts or unreliable previous repairs. Heat, vibration and age can affect wiring and connections, so an ignition fault should be traced to its source before replacing either the harness or the ignition control unit.

A complete harness can be a practical repair where deterioration affects several branches or connections rather than one isolated terminal. During restoration, assess the existing loom before refitting it; removal alone does not make replacement necessary.

When to Replace This Part?

• Damaged insulation: Cracking, abrasion, melting or exposed conductors are visible.
• Poor terminal condition: Contacts are corroded, loose or physically damaged.
• Broken protection: Connector boots or sheathing no longer cover the wiring properly.
• Damaged earth cable: The braid or its end connections show deterioration.
• Confirmed wiring fault: Testing traces intermittent starting, misfiring or cutting out to the ignition harness.
• Unsatisfactory repairs: Multiple joins or altered connections prevent a dependable installation.
  
  Where Is This Part Fitted?

Location: At the engine ignition assembly, serving the 3-pin ignition box and associated ignition wiring. Follow the vehicle-specific wiring arrangement when identifying connections and routing the replacement harness.

Technical Details

• Ignition-box connection: 3-pin CD1/HK2.
• Includes all connector boots and PVC sheathing.
• High-grade automotive wire.
• Flat braided earth cable.
• Contacts made to the original specifications.
  
  FAQs

• Should the ignition box be replaced first? No. Check the power supply, earth connections, terminals and harness condition before deciding which component has failed.
• Can an intermittent fault come from the harness? Yes. Damaged wiring or marginal connections can produce intermittent operation; testing should confirm the cause.
• Is a local repair sufficient? An isolated defect may be repairable. More widespread insulation damage, corrosion or previous alterations may justify replacing the harness.
  
  Product Summary

• Product: Complete 3-pin ignition harness.
• Brand: OE Match.
• Purpose: Replacement wiring and connections for the specified ignition assembly.

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91161205000

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SC Style Front Fuel Pump Loom Upgrade – Improved Fuel Pump Wiring Solution

High-quality SC-style front fuel pump loom upgrade, designed to improve the reliability, safety, and performance of the fuel delivery system on classic Porsche 911 models.

Fits:

• Porsche 911 1965-1968 2.0L / 912 SWB (F)
• Porsche 911 1968-1973 2.2L / 2.4L / 2.7L RS LWB (F)
• Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera

This upgrade replicates the improved wiring layout found on later 911 SC models, relocating and optimising the fuel pump electrical supply to ensure more consistent voltage delivery and safer operation.

The loom can be integrated into the original ignition circuit, allowing the fuel pump to operate correctly in line with ignition status, enhancing both safety and functionality.

Key Features

• SC-style front fuel pump wiring upgrade
• Improves electrical supply to fuel pump
• Can be wired into original ignition circuit
• Enhances reliability and fuel delivery consistency
• Reduces load on original wiring
• Ideal for classic 911 upgrades and restorations
• High-quality wiring and connectors
• Designed for straightforward installation

Function and Purpose

This loom upgrade improves the performance of the fuel pump circuit.

It helps to:
• Deliver consistent voltage to the fuel pump
• Reduce strain on aging factory wiring
• Improve fuel pump efficiency and reliability
• Enable ignition-controlled pump operation
• Enhance overall system safety

Why Upgrade to SC-Style Fuel Pump Wiring

Early Porsche 911 wiring setups can suffer from voltage drop and reliability issues.

Benefits of this upgrade include:
• Improved fuel pump performance
• More stable electrical supply
• Reduced risk of wiring failure
• Enhanced safety through ignition control
• Modernised system while retaining OEM logic

This makes it a highly recommended upgrade for both restored and regularly driven classic 911s.

Generator harness 420W.

Fits:
Porsche 912 (1965-68)

Made in Canada.

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90261203700

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Generator Wire Lead Rubber Boot.

The OE MATCH Generator Wire Lead Rubber Boot is a replacement protective cover designed for the generator electrical connections on classic Porsche 356 and 912 models. This rubber boot helps insulate and protect the generator wire terminals from moisture, dirt, oil contamination and accidental electrical contact.
Sold Each.
x Required Per Car.

Fits:

• Porsche 356 1950-65
• Porsche 912 1965-69

Diagram Ref No 4

Designed to provide an OE-style fit and appearance, it is ideal for routine maintenance, electrical system repairs and classic Porsche restoration projects.

What This Product Does:

• The generator wire lead rubber boot covers the electrical terminal connections on the generator, helping protect them from environmental exposure and reducing the risk of accidental short circuits.
• It also helps maintain the original appearance of the engine bay while providing an additional layer of protection against dirt, moisture and everyday engine vibration.

Symptoms Of Wear Or Failure:
Over time, exposure to engine heat, oil and age can cause the original rubber boots to deteriorate. Common signs include:

• Cracked or split rubber: Age-related deterioration leaves electrical terminals exposed.
• Hard or brittle material: Loss of flexibility prevents the boot from fitting securely.
• Loose or missing boots: Electrical connections become vulnerable to contamination and accidental contact.
• Oil and dirt contamination: Damaged protective boots allow contaminants to accumulate around the generator terminals.
• Visible electrical corrosion: Moisture exposure may contribute to corrosion around terminal connections.

Why Replacement Matters:

• Replacing worn or damaged generator wire lead rubber boots is a simple but important step in maintaining the reliability and safety of your classic Porsche's electrical system.
• A correctly fitted replacement boot helps protect exposed generator terminals, reduces the risk of accidental short circuits and limits contamination that could contribute to poor electrical connections.
• Replacement also helps preserve the original engine bay appearance, making it particularly beneficial during restoration and preventative maintenance.

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61610938100

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Ground Strap Alternator and Intercooler.

Fits:
Porsche 911 - 1965 to 1973 - (alternator)

Porsche 911 turbo - 1987 to 1989  (intercooler)
Porsche 914 - 1970 to 1976

Click 'Zoom in' for large parts diagram.
Diagram ref no 18 or 17

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90161211000

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Relay wiring kit.
This kit containers the wires located on the engine relay panel equipped with the Bosch or Beru resistors.

Fits:
Porsche 911 1965-68

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90160905305

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Wire harness front luggage compartment.

Fits:
Porsche 911 and 912 1966-1968 (Zuffenhausen) 
* this is the taped version, only used for car's build at Zuffenhausen

Complete front harness from fuse box to front, headlights, horns, turn signal, washer pump, fog lights. Each wire at the right length with original colour coded wiring. H4 connectors included.

New 4 pole fuel connectors included.

•  As original coloured wiring.
•  Original neoprene terminal sleeves used, (no shrink tube!)
•  Very high quality flex automotive grade wiring, ISO6722:2002 / DIN72551/6 / EEC directive 2000/53 Gasoline, oil, battery acid, engine coolant resistant.
•  High flex sleeving ,very resistant to solvents and free of halogen, sulphur and phosphorous.
•  Handmade in Holland, concourse quality.

Related reference numbers
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90161200101Z

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