Standard Ignition NS-305 Neutral Safety Switch
OE Quality 60-Day Returns
Standard Ignition

Standard Ignition NS-305 Neutral Safety Switch

Brand Standard Ignition NS-305
Color White
Connector Gender Female
Finish Dichromate, Plastic
Terminal Gender Male
Terminal Type 4 Blade Terminals
Fits Subaru · 3 vehicles

Bolt mount. Installs securely with a simple bolt-on attachment method.

Metal construction. Built with a metal body and dichromate finish for added durability.

4-wire design. Uses a square connector with blade terminals for straightforward electrical connection.

Cross-references Standard Ignition NS-305, 682134020 and JA4026 for the same application. See all 5.

$47.01Free shipping
In stock · usually ships same day before 1pm CST
Step 1 — Confirm fitment
Free return shipping if it doesn't fit when you check fitment here first.
Select your vehicle to confirm fitment
Verify this part fits before purchasing — free returns if it doesn't
Step 2 — Quantity
Order total $47.01
Free shipping to the continental U.S.
Free returns within 60 days if it doesn't fit when fitment is verified.
Not what you need? See all Neutral Safety Switch options

Standard Ignition NS-305 Neutral Safety Switch

The Standard Ignition NS-305 neutral safety switch is a 12V electrical switch built with a metal body, dichromate and plastic finish, and a square female connector. It uses a bolt-mount attachment and a 4-blade terminal layout for direct replacement service on select Subaru Standard applications.

Key Features

  • Neutral safety switch for automatic transmission starting circuit control
  • Fits 1980-1982 Subaru Standard
  • 12V electrical rating
  • 4 terminal blade design with male terminals
  • 1 square female connector with 6 in. wiring harness length
  • Metal construction with dichromate and plastic finish
  • White face color
  • Standard Ignition NS-305 part number for catalog matching

Detailed Description

Standard Ignition NS-305 is a neutral safety switch for Subaru Standard models from 1980 through 1982. This switch is used in the starting circuit to help ensure the vehicle starts only in the proper transmission position. The bolt-mount design, 4-wire configuration, and square connector support straightforward electrical replacement where the original switch matches these specifications. This part cross-references S856 for the same application.

Common Issues This Part Can Address

  • Engine will not crank in Park or Neutral
  • Intermittent no-start condition related to the transmission range circuit
  • Starter engagement only in certain shifter positions
  • Electrical continuity problems at the neutral safety switch connector
  • Worn or damaged original switch housing on Subaru Standard applications

Installation Notes and Tips

Verify connector shape, terminal count, and mounting style before installation. Align the switch correctly on the transmission linkage or mounting point, then confirm proper Park/Neutral starter operation after installation. Because mounting hardware and gaskets are not listed, reuse or source any required related components separately if needed. Confirm the vehicle application as Fits 1980-1982 Subaru Standard, N/A.

Quality Assurance

Standard Ignition is a recognized aftermarket brand for electrical replacement parts, and the NS-305 is built to match the listed fitment and connector specifications for Subaru Standard vehicles from 1980-1982.

Related reading

This part fits 3 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelTransmissionPositionNotes
1982SubaruStandardAutomaticN/A—
1981SubaruStandardAutomaticN/A—
1980SubaruStandardAutomaticN/A—
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — NS-305682134020JA4026NS6637S856