HomeElectrical, Charging and Starting > Starter and Related ComponentsStandard Ignition SS-447 Starter Solenoid
Part #: SS-447

Standard Ignition SS-447 Starter Solenoid

7 vehicles fit this part
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
$123.36Free 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: Lexus and Toyota, SC300, Supra, and GS300
Easy Returns — Return within 60 days for a full refund
Fast Shipping — Most orders ship same business day before 1pm CST

Reliable Starter Solenoid for Lexus and Toyota Vehicles

The Standard Ignition SS-447 starter solenoid is designed to provide dependable starting performance for select Lexus and Toyota models. Engineered with durable materials and precise specifications, this solenoid ensures consistent electrical engagement for your vehicle's starting system.

  • Compatible with Lexus GS300, Toyota SC300, and Toyota Supra models
  • 12-volt electrical system support
  • Gold and silver color finish with aluminum and dichromate coating for corrosion resistance
  • Female connector gender with one connector for secure fit
  • Three terminals including stud and blade types for versatile connectivity
  • Compact size: 3.21 inches (81.534 mm) length with two mounting holes

Durable Construction and Precise Specifications

The SS-447 starter solenoid features a corrosion-resistant aluminum body finished with dichromate treatment, combining gold and silver tones for enhanced durability. It includes three terminals—two male stud and blade types—ensuring reliable electrical connections. The solenoid is designed with a female connector and a single connector quantity, matching the original equipment specifications for Lexus GS300, Toyota SC300, and Toyota Supra vehicles. Measuring 3.21 inches in length and equipped with two mounting holes, this solenoid fits securely in the designated mounting location. Note that this solenoid is not rated for continuous duty and does not include hardware or springs.

Compatible Applications and Common Uses

  • Replacement starter solenoid for Lexus GS300 starting system repairs
  • Restoring reliable engine cranking in Toyota SC300 vehicles
  • Addressing intermittent or failed starting issues in Toyota Supra models
  • Resolving electrical connection problems related to worn or damaged solenoids
  • Maintaining proper voltage engagement in 12-volt starting circuits

Installation Notes and Tips

When installing the Standard Ignition SS-447 starter solenoid, ensure the vehicle battery is disconnected to prevent electrical hazards. Verify the solenoid’s mounting hole alignment and terminal connections match the original part. Use appropriate tools to secure the solenoid without over-tightening, as hardware is not included. Confirm the female connector and terminal types correspond with your vehicle’s wiring harness for a proper fit. Testing the solenoid function before final assembly is recommended to ensure correct operation.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The SS-447 starter solenoid undergoes rigorous quality control to ensure reliable performance in Lexus GS300, Toyota SC300, and Toyota Supra vehicles. While specific warranty details are not provided here, Standard Ignition typically offers coverage against defects in materials and workmanship. Consult product documentation or authorized sources for exact warranty terms.

BrandStandard Ignition
Part NumberSS-447
ColorGold, Silver
Connector GenderFemale
Connector ShapeSquare
Continuous DutyNo
FinishAluminum, Dichromate
Hardware IncludedNo
Terminal GenderMale
Terminal TypeStud & Blade
Voltage12

This part fits 7 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
2000LexusSC300N/A
1999LexusSC300N/A
1998LexusSC300N/A
1998ToyotaSupraN/A
1997LexusGS3003.0LL6N/AFrom 12/96
1997LexusSC3003.0LL6N/AFrom 12/96
1997ToyotaSupraN/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:

1M115425-1825281504615031-012988923214S35072SS793ST511

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