HomeAir and Fuel Delivery > Fuel Pumps and Related ComponentsStandard Ignition GDF504 Fuel Pump Camshaft Follower
Part #: GDF504

Standard Ignition GDF504 Fuel Pump Camshaft Follower

⚙️ 19 vehicles fit this part
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Select your vehicle to confirm fitment
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OE Direct Replacement — Bolt-on fit, no modifications needed
🚗Fitment: Lexus and Toyota, GS350, RX350, RX450h, Camry, Highlander, Sienna, and Tacoma
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Reliable Fuel Pump Camshaft Follower for Lexus and Toyota Vehicles

The Standard Ignition GDF504 Fuel Pump Camshaft Follower is engineered for direct fuel injection (GDI) systems, providing precise fuel delivery for select Lexus and Toyota models. Designed as an O.E.M. replacement, this component ensures compatibility and performance for vehicles like the Toyota Camry, Highlander, Tacoma, and Lexus RX350.

Key Features of the Standard Ignition GDF504

  • Compatible with direct fuel injection (GDI) systems
  • O.E.M. replacement part for reliable fit and function
  • Designed specifically for fuel pump camshaft follower applications
  • Fits multiple Lexus and Toyota models including Camry, GS350, Highlander, RX350, RX450h, Sienna, and Tacoma
  • Durable construction to withstand engine operating conditions

Detailed Product Description

The GDF504 Fuel Pump Camshaft Follower from Standard Ignition is built to meet the exact specifications required for direct injection fuel systems. This part plays a critical role in the fuel pump mechanism by transferring camshaft motion to the fuel pump, ensuring consistent fuel delivery under varying engine loads. Its design supports the precise timing and operation needed for GDI systems found in Lexus and Toyota vehicles such as the RX450h hybrid and the Sienna minivan. As an O.E.M. replacement, it offers a direct fit without modification, maintaining factory performance standards.

Common Applications and Issues Addressed

  • Restores proper fuel pump operation in direct injection systems
  • Resolves fuel delivery inconsistencies caused by worn cam followers
  • Eliminates engine performance issues related to fuel pump timing
  • Prevents potential engine stalling or hesitation during acceleration
  • Supports smooth operation in Lexus RX350 and Toyota Tacoma fuel systems

Installation Notes and Tips

  • Ensure compatibility with your vehicle’s make, model, and fuel injection type before installation
  • Follow manufacturer torque specifications when installing the camshaft follower
  • Inspect related fuel pump components for wear during replacement
  • Professional installation is recommended to maintain system integrity

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed O.E.M. standards, ensuring reliable performance and durability. The GDF504 Fuel Pump Camshaft Follower is backed by a limited warranty against defects in material and workmanship, providing confidence in its long-term use for Lexus and Toyota direct injection fuel systems.

BrandStandard Ignition
Part NumberGDF504
Fuel Injection TypeGDI
Fuel TypeGas
O.E.M. ReplacementYes
System TypeDirect

This part fits 19 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2018LexusGS3503.5LV6N/A
2018LexusRX3503.5LV6N/A
2018LexusRX450h3.5LV6N/A
2018ToyotaCamry3.5LV6N/A
2018ToyotaHighlander3.5LV6N/A
2018ToyotaSienna3.5LV6N/A
2018ToyotaTacoma3.5LV6N/A
2017LexusGS3503.5LV6N/A
2017LexusRX3503.5LV6N/A
2017LexusRX450h3.5LV6N/A
2017ToyotaHighlander3.5LV6N/A
2017ToyotaSienna3.5LV6N/A
2017ToyotaTacoma3.5LV6N/A
2016LexusGS3503.5LV6N/A
2016LexusRX3503.5LV6N/A
2016LexusRX450h3.5LV6N/A
2016ToyotaHighlander3.5LV6N/A
2016ToyotaSienna3.5LV6N/A
2016ToyotaTacoma3.5LV6N/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:

2-343132347025010800-6414CFDL6414FGD54

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