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Standard Ignition LU-433 Distributor CapOE Quality 60-Day Returns
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Part #: LU-433

Standard Ignition LU-433 Distributor Cap

⚙️ 62 vehicles fit this part
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✅OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Land Rover, Aston Martin, Bentley, Rolls-Royce, Triumph, and Rover, Defender 90, Discovery, Range Rover, Virage, Defender 110, Mulsanne, Lagonda, V-8, Corniche II, Silver Spirit, Silver Spur, Zagato, Camargue, Corniche, TR8, 3500, Stag, DBS, T1 Series, and 3500S
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Overview of Standard Ignition Distributor Cap LU-433

The Standard Ignition LU-433 distributor cap is engineered for reliable ignition performance in select luxury and off-road vehicles. Designed with a vertical tower position and aluminum contact terminals, this black distributor cap ensures consistent electrical conductivity for smooth engine operation.

  • Contact terminal material: Aluminum for enhanced conductivity
  • Vertical tower position for precise fitment
  • Mount type: Clip for secure installation
  • Terminal quantity: 9 terminals to match specific ignition systems
  • Distributor vent: None, designed for sealed ignition systems
  • Color: Black for OEM appearance

Detailed Product Description

The Standard Ignition LU-433 distributor cap is a direct replacement part compatible with various Aston Martin, Bentley, Land Rover, Rolls-Royce, and Rover models including the Aston Martin 3500, Bentley Camargue, Corniche, and Corniche II, Land Rover Defender 90 and 110, Discovery, Range Rover, Rolls-Royce Mulsanne, Silver Spirit, Silver Spur, Virage, and Zagato. This distributor cap features nine aluminum contact terminals arranged in a vertical tower position, providing reliable spark distribution to the engine’s cylinders. The clip mount type allows for straightforward installation without the need for screws or additional fasteners. The cap is designed without a distributor vent, suitable for sealed ignition systems to prevent moisture intrusion.

Common Applications and Issues Addressed

  • Replacement for worn or cracked distributor caps causing misfires
  • Restores proper spark distribution in ignition systems with 9 terminals
  • Eliminates engine hesitation or rough idling due to faulty distributor caps
  • Prevents moisture-related ignition failures in compatible Aston Martin, Bentley, Land Rover, Rolls-Royce, and Rover vehicles
  • Ensures consistent engine performance in models like the Range Rover and Defender series

Installation Notes and Tips

  • Ensure the ignition is off and battery disconnected before installation
  • Verify the vertical tower position aligns with the vehicle’s ignition rotor
  • Use the clip mount to secure the distributor cap firmly without forcing
  • Inspect the ignition rotor and spark plug wires for wear during replacement
  • Do not attempt to install if the cap or terminals show damage or corrosion

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM specifications for fit, form, and function. The LU-433 distributor cap undergoes rigorous quality control to ensure durability and reliable ignition performance. While no gasket, ignition rotor, screws, or spark plug wires are included, this part is backed by Standard Ignition’s commitment to quality. Please consult the product documentation or manufacturer for specific warranty details.

BrandStandard Ignition
Part NumberLU-433
Attachment MethodClip
Contact Terminal MaterialAluminum
ContentsDistributer Cap
Distributor Cap ColorBlue
Distributor VentNo
Gaskets IncludedNo
Ignition Rotor IncludedNo
Instructions IncludedNo
Screws includedNo
Spark Plug Wires IncludedNo
Tower PositionTop

This part fits 62 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1995Land RoverDefender 903.9LV8N/A
1995Land RoverDiscovery3.9LV8N/A
1994Land RoverDefender 903.9LV8N/A
1994Land RoverDiscovery3.9LV8N/A
1994Land RoverRange RoverN/A
1993Aston MartinVirage5.3LV8N/A
1993Land RoverDefender 1103.9LV8N/A
1993Land RoverRange RoverN/A
1992BentleyMulsanne6.8LV8N/A
1992Land RoverRange RoverN/A
1991BentleyMulsanne6.8LV8N/A
1991Land RoverRange RoverN/A
1990BentleyMulsanne6.8LV8N/A
1990Land RoverRange RoverN/A
1989Aston MartinVirage5.3LV8N/A
1989BentleyMulsanne6.8LV8N/A
1989Land RoverRange RoverN/A
1989Rolls-RoyceCorniche IIN/A
1989Rolls-RoyceSilver SpiritN/A
1989Rolls-RoyceSilver SpurN/A
1988Aston MartinZagato5.3LV8N/A
1988BentleyMulsanne6.8LV8N/A
1988Land RoverRange RoverN/A
1988Rolls-RoyceCorniche IIN/A
1988Rolls-RoyceSilver SpiritN/A
1988Rolls-RoyceSilver SpurN/A
1987Aston MartinZagato5.3LV8N/A
1987BentleyMulsanne6.8LV8N/A
1987Land RoverRange RoverN/A
1987Rolls-RoyceCorniche IIN/A
1987Rolls-RoyceSilver SpiritN/A
1987Rolls-RoyceSilver SpurN/A
1986BentleyMulsanne6.8LV8N/A
1986Rolls-RoyceCamargueN/A
1986Rolls-RoyceCorniche IIN/A
1986Rolls-RoyceSilver SpurN/A
1985BentleyMulsanne6.8LV8N/A
1985Rolls-RoyceCamargueN/A
1985Rolls-RoyceCornicheN/A
1985Rolls-RoyceSilver SpurN/A
1984BentleyMulsanne6.8LV8N/A
1984Rolls-RoyceCamargueN/A
1984Rolls-RoyceCornicheN/A
1984Rolls-RoyceSilver SpurN/A
1983BentleyMulsanne6.8LV8N/A
1983Rolls-RoyceCamargueN/A
1983Rolls-RoyceCornicheN/A
1983Rolls-RoyceSilver SpurN/A
1982BentleyMulsanne6.8LV8N/A
1982Rolls-RoyceCamargueN/A
1982Rolls-RoyceCornicheN/A
1982Rolls-RoyceSilver SpurN/A
1981BentleyMulsanne6.8LV8N/A
1981Rolls-RoyceCamargueN/A
1981Rolls-RoyceCornicheN/A
1981Rolls-RoyceSilver SpurN/A
1980Rover3500N/A
1974Land RoverRange Rover3.5LV8N/A
1973Land RoverRange RoverN/A
1972Land RoverRange RoverN/A
1971Land RoverRange RoverN/A
1970Land RoverRange RoverN/A

* Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.

This part directly replaces or is cross-referenced with the following part numbers:

0312310-0158174-68251901702051-18605D126888921828C622CAC1421CAPB10439DC454EP78RTC3197W3155

Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.