HomeAir and Fuel Delivery > Fuel Injection System and Related ComponentsStandard Ignition FJ1085 Fuel Injector
Part #: FJ1085

Standard Ignition FJ1085 Fuel Injector

2 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$184.47Free Shipping
Free ShippingNo Cost to Continental U.S.
Free Returns*Wrong fit? No cost
60-Day ReturnsMoney back guarantee
*Free return shipping only qualifies if our fitment verification tool is used.
In Stock · Ready To Ship Most orders ship same-day if ordered before 1pm CST.
OE Direct Replacement — Bolt-on fit, no modifications needed
Fitment: Toyota, Tundra
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Overview of Standard Ignition Fuel Injector FJ1085

The Standard Ignition FJ1085 fuel injector is designed specifically for Toyota Tundra models requiring a multi-point fuel injection (MFI) system. This MFI injector ensures precise fuel delivery and reliable engine performance for your Toyota Tundra.

  • Fuel Injection Type: Multi-Point Fuel Injection (MFI)
  • Fuel Injector Type: MFI injector
  • Includes O-Rings for secure installation
  • System Type: MFI compatible
  • Terminal Quantity: 2 terminals for electrical connection

Detailed Product Description

The Standard Ignition FJ1085 fuel injector is engineered to meet the specifications of the multi-point fuel injection system used in Toyota Tundra vehicles. Featuring two electrical terminals, this MFI injector provides consistent fuel atomization and delivery to optimize combustion efficiency. The included O-rings help ensure a tight seal, preventing fuel leaks and maintaining system integrity. This fuel injector is designed to integrate seamlessly with the existing fuel injection system, supporting smooth engine operation and responsiveness.

Compatible Vehicles and Applications

This fuel injector is compatible with Toyota Tundra models equipped with a multi-point fuel injection system. It is intended for use in fuel injection system repairs or upgrades where OEM-quality replacement parts are required.

  • Resolves rough idling and engine misfires
  • Addresses poor fuel economy due to injector inefficiency
  • Fixes hesitation or stalling during acceleration
  • Eliminates fuel leaks caused by worn injector seals
  • Improves overall engine performance and emissions control

Installation Notes and Tips

When installing the Standard Ignition FJ1085 fuel injector, ensure the O-rings are properly lubricated to prevent damage during insertion. Verify electrical connections to the two terminals are secure and free of corrosion. It is recommended to inspect the fuel rail and injector ports for cleanliness before installation to maintain optimal fuel flow and injector function.

Quality Assurance and Warranty

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The FJ1085 fuel injector undergoes rigorous quality control testing to ensure durability and performance. Warranty coverage details should be confirmed with the product documentation or supplier.

BrandStandard Ignition
Part NumberFJ1085
Fuel Injection TypeMFI
Fuel Injector TypeMFI Injector
Fuel TypeGas
O-Rings IncludedYes
System TypeMFI

This part fits 2 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2008ToyotaTundra5.7LV8N/APerformance fuel injector fits various vehicle makes and models.
2007ToyotaTundra5.7LV8N/APerformance fuel injector fits various vehicle makes and models.

* 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:

155-05552-3915223209091104G222367692800-2121N842-12350FIDL2121NMP-56190

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