do not press the back button…
-
Engine Parts
-
- Engine Cooling Coolant Hoses and Pipes Water / Coolant Pumps Engine Oil
-
- Engine Electrical Batteries & Chargers Ignition Coil Speed / Reference / Knock Sensors
-
- Engine Rebuild Parts Oil System Parts Fuel System Parts Gaskets & Sets Belts / Tensioners / Rollers Chains & Tensioners Engine Bearings / Shells Rocker Arms & Tappets Engine Cylinders / Liners / Pistons Connecting Rod Camshafts Camshaft gears / sprockets and fixings Crankshaft & Parts Turbo Chargers / Intercoolers & Parts Specialist Tools
-
-
Brakes
-
- Brakes Brake Pads & Disc Package Brake Disc Standard Brake Pads Standard Brembo Standard brakes Brembo Racing brakes TEXTAR Brakes PAGID Racing Brakes Brake Pad Anti-vibration shims Caliper Bolts / Disc Screws Pin Kit and Guide Plates Performance Brake Hoses Standard Brake Hoses Caliper and Brake Lines Brake Calipers Brake Caliper Upgrades Handbrake Shoes Electric parking brake Caliper Seals |Pistons Brake Servo | Booster Brake Master Cylinder Brake Fluid Reservoir Brake Fluid All Categories
-
- Suspension & Steering
- Transmission
-
Cooling & Heating
-
- Heating / Air Conditioning Blower Motors & Fans
-
- Electrical & Lighting
-
Body & Exhaust
-
- Chassis / Bodywork Bonnets / Locks & Latches Rear lid / Tailgate Bumpers Front Bumpers Rear Door Handles | Locks | Keys Door Panels | Hinges | Striker Plates Exterior Chassis Mouldings Stone Chip Foils / Stickers Roof - Cabrio / Targa / Coupe / Speedster Front screen Rear screen Fastenings & Fixings
-
-
Lubricants & Fluids
-
- Service Parts Oil Filters Air Filters Spark Plugs Front Wiper Arms & Blades Rear Wiper Arms & Blades Gearbox Service Parts Engine Oil & Lubricants - Mobil Engine Oil & Lubricants - Total Engine Oil & Lubricants - Castrol Engine Oil & Lubricants - Motul Engine Oil & Lubricants - Millers Oils NanoDrive Engine Oil & Lubricants - Millers Oils Fuel Additives Garage PPE
-
-
All Parts
-
- Parts Accessories Chassis / Bodywork Brakes Clothing & Gifts Electrical & Relays Engine Cooling Engine Electrical Engine Rebuild Parts Engine Tuning Exhausts Exterior Styling / Spoilers Gearbox / Transmission Heating / Air Conditioning Interior & Accessories Incar / Multimedia Lighting Mats & Carpets Motorsport and Off-Road Pedal Cluster Rubber Seals Seats & Seat Belts Service Parts All Categories
-
- Back to main website
Enter your VAT number here and click Verify:
Your details have been verified. VAT number registered to:
,
.
Your order will now be zero rated for VAT purposes. We reserve the right to verify these details after your order request has been made and reinstate VAT if required.
Your VAT details were not recognised or were invalid. Your VAT number must be matched to your Billing Country as specified above. This is currently specified as . You do not need to enter the country code part of your VAT number as this has already been selected in your billing address details above.
The VAT number checking service is currently offline. Please supply your VAT details within the comments or special instructions field below and we will apply a VAT discount after placing your order request.
Fuel pump relay red. Porsche 911 1975-89 ❭ 91161510802
- Porsche 911 1974-1977 2.7L / 1976-77 3.0 Carrera
- Porsche 911 1978-1983 3.0L / SC
- Porsche 911 1984-1986 3.2L
- Porsche 911 1987-1989 3.2L G50
- Porsche 911 1975-1977 3.0L Turbo (930)
- Porsche 911 1978-1989 3.3L Turbo (930)
The red fuel pump relay is an replacement designed to control and protect the fuel pump circuit on classic Porsche 911 models from 1975–89. Built to the same electrical specifications as the original red relay (previously 91161510801), it ensures reliable activation of the fuel pump, stabilises current delivery, and prevents pump operation under unsafe conditions.
Fits:
Porsche 911 1975 - 1989
Porsche 911 Turbo 3.0/3.3L 1975 - 1989
* Please check and match the part number of your relay in your car before ordering.
This red fuel pump relay:
• Controls power supply to the fuel pump, ensuring it only runs when the engine is operating or cranking
• Provides essential electrical protection by preventing voltage spikes and reducing load on ignition components
• Ensures stable fuel delivery for smooth starting, reliable idle and consistent engine operation
• Replaces weak, intermittent or failed original relays that can cause no-start symptoms, stalling or fuel-pressure loss.
A failing red fuel pump relay can cause:
• Intermittent or complete no-start conditions
• Engine stalling, especially when warm Loss of fuel pressure leading to hesitation or uneven running
• Electrical overheating or relay chatter Fuel pump running continuously - a significant safety risk
Replacing the relay restores reliable fuel delivery and ensures the fuel pump operates exactly as Porsche intended.
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
91161510802
The product you are viewing cross references to these numbers
Monday-Friday: 8.30am - 5.30pm (GMT)
Saturday: Closed
Sunday: Closed