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Porsche > 911 & 912 (1965-1989) > 911 1978-1989 3.3L Turbo (930) > Engine Rebuild Parts > Fuel System Parts >

Fuel Distributor / Metering Head

Fuel Distributor / Metering Head

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DISPLAYING 1 to 7 (of 7 products)
Banjo Bolt - K and L-Jetronic injection line. Porsche 911 / 911 turbo / 964 turbo / 924 / 944 turbo / 928 - 91111089900 - PHSM8
3
Banjo Bolt - K and L-Jetronic injection line. Porsche 911 / 911 turbo / 964 turbo / 924 / 944 turbo / 928
91111089900/1
Product Information
Product Information

Fuel Banjo Bolt  – K & L Jetronic Fuel System Connection
Sold each

High-quality fuel banjo bolt designed for Porsche models equipped with K-Jetronic and L-Jetronic fuel injection systems.

Fits:

  • Porsche 911 1972-73 2.4L T-K
  • Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
  • Porsche 911 1978-1983 3.0L / SC
  • Porsche 911 1975-1977 3.0L Turbo (930)
  • Porsche 911 1978-1989 3.3L Turbo (930)
  • Porsche 964 (911) TURBO 3.3L 1991-93
  • Porsche 964 (911) TURBO 3.6L 1991-93
  • Porsche 924 2.0L 1976-79
  • Porsche 924 2.0L 1980-85
  • Porsche 924 Turbo 2.0L 1979-81
  • Porsche 924 Turbo 2.0L 1982-84
  • Porsche 924 Carrera GT 2.0L 1981
  • Porsche 924 Carrera GTS 2.0L 1982
  • Porsche 944 Turbo 2.5L 8V 1985-88
  • Porsche 944 Turbo 2.5L 8V 1989-91
  • Porsche 944 Turbo S 2.5L 8V 1988
  • Porsche 928 4.5L 1978-82
  • Porsche 928S 4.7L 1981-83
  • Porsche 928S2 4.7L 1984-86

Diagram ref no 12

This essential fastening component is used to securely connect fuel lines to key parts of the fuel system, including the injection pump, fuel injectors (injection valves), and fuel pump. It ensures proper sealing and reliable fuel delivery across multiple connection points within the system.

Depending on the specific Porsche model and configuration, varying quantities of banjo bolts may be required for hose swivel connections. This component is also commonly supplied as part of a complete fitting set.

Important: This banjo bolt is not suitable for vehicles equipped with LH-Jetronic systems.

Key Features

• Fuel banjo bolt for K-Jetronic and L-Jetronic systems
• Suitable for multiple fuel system connection points
• Connects fuel lines to pump, injectors, and injection system
• Ensures secure, leak-free sealing
• OEM-style fit and specification
• Durable construction for long-term reliability

Function and Purpose

This banjo bolt is a critical fastening component within the fuel injection system.

It helps to:
• Secure fuel line connections across the system
• Maintain correct fuel pressure and flow
• Ensure leak-free sealing at connection points
• Support reliable fuel delivery to engine components
• Enable safe and efficient fuel system operation

Why Replace Banjo Bolts

Over time, banjo bolts can wear or become compromised.

Common issues include:
• Fuel leaks at connection points
• Thread wear or damage
• Corrosion from fuel exposure
• Reduced sealing efficiency

Replacing worn bolts ensures safe operation and maintains proper fuel system performance.

Vehicle Compatibility

Suitable for:
• Porsche models equipped with K-Jetronic fuel injection
• Porsche models equipped with L-Jetronic fuel injection

Not suitable for:
• Porsche models with LH-Jetronic systems



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

91111089900
91111089900

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Banjo Bolt. Porsche 930 Turbo / 964 Turbo - 93011054701, 93011054700
1
Banjo Bolt. Porsche 930 Turbo / 964 Turbo
Special Order item
93011054701
Product Information
Product Information
Banjo Bolt

porsche

Fits:
Porsche 911 (930) Turbo 1975-89
Porsche 964 (965) Turbo 1991-94

Click 'Zoom in' for large parts diagram.
Diagram ref no 1

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

93011054701
93011054701
93011054700

The product you are viewing cross references to these numbers
Fuel Banjo Fitting Metering Head to Fuel Injector Line. Porsche 911 turbo / 964 turbo - 99921500202 - PRSTB
3
Fuel Banjo Fitting Metering Head to Fuel Injector Line. Porsche 911 turbo / 964 turbo
99921500202/1
Product Information
Product Information

Fuel Banjo Fitting – Metering Head to Fuel Injector Line 
Sold each - 6 required per car

High-quality fuel banjo fitting designed to connect the metering head (fuel distributor) to the fuel injector line on Porsche 911 Turbo and 964 Turbo models from 1978 to 1994.

Fits:

  • Porsche 911 1978-1989 3.3L Turbo (930)
  • Porsche 964 (911) TURBO 3.3L 1991-93
  • Porsche 964 (911) TURBO 3.6L 1991-93

Diagram ref no 3  

This precision-engineered fitting is a key component of the Bosch CIS (Continuous Injection System), ensuring accurate and consistent fuel delivery from the metering head to the injectors. Correct sealing and flow are essential for maintaining fuel pressure and engine performance, particularly in turbocharged applications.

Manufactured to OEM standards, this banjo fitting provides precise fitment, reliable sealing, and durability under high-pressure fuel system conditions, making it ideal for restoration, servicing, or repair of classic Porsche turbo fuel systems.

Key Features

• Fuel banjo fitting for metering head to injector line
• Suitable for Porsche 911 Turbo and 964 Turbo (1978–1994)
• Designed for Bosch CIS fuel injection systems
• Supports high-pressure fuel delivery
• Ensures secure, leak-free connection
• OEM-style fit and performance
• Durable construction for long-term reliability

Function and Purpose

This banjo fitting is a critical part of the CIS fuel system.

It helps to:
• Connect injector lines to the metering head (fuel distributor)
• Maintain correct fuel pressure and delivery
• Ensure leak-free sealing under high pressure
• Support consistent fuel flow to injectors
• Enable smooth engine performance and efficiency

Why Replace Fuel Banjo Fittings

Over time, fuel fittings can degrade due to pressure, heat, and age.

Common issues include:
• Fuel leaks at injector line connections
• Worn or damaged sealing surfaces
• Corrosion from fuel exposure
• Inconsistent fuel pressure or delivery

Replacing worn fittings ensures safe operation and restores correct fuel system performance.



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

99921500202
99921500202

The product you are viewing cross references to these numbers
Fuel distributor head gasket set. Porsche 911 turbo (USA) / 964 turbo - 0 438 100 034, 930110923 X, 930110923X, 0438100034
2
Fuel distributor head gasket set. Porsche 911 turbo (USA) / 964 turbo
930110923X/1
Product Information
Product Information
Fuel distributor head gasket set. 

oematch

Fits:
Porsche 911 turbo 3.3ltr (USA) - 1986 to 1989
Porsche 964 turbo - 1991 to 1993
Porsche 964 turbo 3.6ltr - 1991 to 1993

For engine codes

930.68 - 911 turbo (USA)
M30.69 - 964 turbo 3.3ltr
M64.50 - 964 turbo 3.6ltr



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

930110923X
0 438 100 034
930110923 X
930110923X
0438100034

The product you are viewing cross references to these numbers
Fuel distributor head gasket set. Porsche 911 turbo 3.3ltr - 930110909X, 930110909 X, 93011090900
2
Fuel distributor head gasket set. Porsche 911 turbo 3.3ltr
930110909X/1
Product Information
Product Information
Fuel distributor head gasket set. 

Fits:
Porsche 911 turbo 3.3ltr - 1978 to 1989
Engine code 930.66 / 930.66




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

930110909X
930110909X
930110909 X
93011090900

The product you are viewing cross references to these numbers
Mounting bracket fuel pipe clamp. Porsche 911 turbo / 964 turbo - 93011043401
4
Mounting bracket fuel pipe clamp. Porsche 911 turbo / 964 turbo
Special Order item
93011043401
Product Information
Product Information
Mounting bracket fuel pipe clamp. 

porsche

Fits:
Porsche 911 turbo - 1975 to 1989
Porsche 964 turbo - 1991 to 1993

Click 'Zoom in' for large parts diagram.
Diagram ref no 10




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

93011043401
93011043401

The product you are viewing cross references to these numbers
Seal ring washer. Porsche 911 / 964 / 996 / 997 / 928 / 986 - 90012314430
1
Seal ring washer. Porsche 911 / 964 / 996 / 997 / 928 / 986
Special Order item
90012314430
Product Information
Product Information
Seal ring washer. Size - A10 x 13.5

porsche

Fits:
Porsche 911 - 1978 to 1989
Porsche 964 - 1989 to 1994
Porsche 996 - 1998 to 2005
Porsche 997.1 - 2005 to 2008
Porsche 986 Boxster - 1997 to 2004
Porsche 928 - 1978 to 1995
Porsche 958 Cayenne - 2011 to 2018
Porsche 970 Panamera - 2010 to 2016
Porsche 95B Macan - 2014 to 2018

Aluminium seal washer - has various applications depending on model

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

90012314430
90012314430

The product you are viewing cross references to these numbers
DISPLAYING 1 to 7 (of 7 products)
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About Fuel Distributor / Metering Head

Fuel Distributor / Metering Head – Precision Fuel Delivery for Porsche CIS & Injection Systems

The fuel distributor, also known as the fuel metering head, is the central component of Porsche’s Continuous Injection System (CIS) or K-Jetronic fuel delivery setup. Its primary role is to measure and distribute the correct volume of fuel to each cylinder, ensuring smooth combustion, consistent performance, and optimal fuel economy.

At Design911, we offer a wide range of precision-engineered fuel distributors and metering heads that meet exact performance and durability standards. Each unit is meticulously calibrated to provide accurate fuel metering across the rev range, ensuring reliable operation under all driving conditions.

Whether restoring a classic 911, servicing a 928, or rebuilding a transaxle-era Porsche, our high-quality components deliver the precision fuel control needed for consistent performance and throttle response.

What Does a Fuel Distributor / Metering Head Do?

The fuel distributor is responsible for regulating the amount of fuel delivered to each cylinder based on air intake and engine demand. It maintains consistent pressure and flow balance to achieve ideal combustion.

Core Functions:

  • Distributes fuel evenly to each injector line.
  • Regulates pressure and flow within the fuel injection system.
  • Ensures balanced air-fuel mixture for all cylinders.
  • Supports smooth acceleration, idle stability, and power output.

A properly functioning metering head ensures your Porsche engine maintains precise fuel control, which directly affects drivability, emissions, and fuel economy.

Why Do Fuel Distributors Fail?

Although built for longevity, fuel distributors operate in a high-pressure environment and can degrade over time due to fuel contamination, corrosion, or mechanical wear.

Common Causes of Failure Include:

  • Internal seal deterioration, leading to fuel leakage or imbalance.
  • Contaminated fuel, causing blockage or sticking plungers.
  • Corrosion and varnish deposits inside metering chambers.
  • Pressure regulator failure, disrupting consistent fuel flow.
  • Age-related wear, especially in classic and air-cooled Porsche engines.

Symptoms of a failing distributor include rough idling, poor throttle response, hesitation, misfires, or hard starting, particularly when warm.

Why Replace with Precision-Calibrated Fuel Distributors?

Installing a high-quality replacement or remanufactured fuel metering head restores proper fuel balance, ensuring your Porsche runs as smoothly and responsively as it did when new. Each unit is tested and calibrated to exact flow tolerances for reliable performance.

Key Benefits:

  • Restores precise fuel metering and pressure regulation.
  • Eliminates hesitation, rough idling, and misfires.
  • Improves throttle response and engine smoothness.
  • Supports better fuel economy and reduced emissions.
  • Crafted from high-grade materials for corrosion and pressure resistance.
  • Direct-fit compatibility for classic CIS and K-Jetronic systems.

Whether part of a full restoration or routine service, replacing the metering head ensures consistent performance and protects other vital components in the fuel system.

Highlights:

  • Precision-engineered Porsche fuel distributors and metering heads.
  • Calibrated for accurate flow and pressure control.
  • Restores performance in K-Jetronic and CIS-equipped engines.
  • Manufactured using corrosion-resistant alloys for long service life.
  • Direct replacement for classic 911, 928, and 924 models.
  • Perfect for restorations, rebuilds, and performance maintenance.

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