HomeIgnition > Distributor and MagnetoStandard Ignition JR-122 Distributor Rotor
Part #: JR-122

Standard Ignition JR-122 Distributor Rotor

⚙️ 8 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: Subaru, Mercury, and Mazda, Justy, Tracer, and 323
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Overview of Standard Ignition Distributor Rotor JR-122

The Standard Ignition JR-122 distributor rotor is designed to provide reliable ignition performance for select Mazda and Mercury vehicles. This distributor rotor is an essential component for maintaining proper engine timing and efficient spark delivery.

  • Compatible with Mazda 323 and Mercury Tracer models
  • Part number JR-122 ensures precise fitment
  • Includes one distributor rotor per package
  • Manufactured by Standard Ignition for consistent quality

Detailed Product Description

The JR-122 distributor rotor by Standard Ignition is engineered to replace the original equipment part in Mazda 323 and Mercury Tracer vehicles. This distributor rotor plays a critical role in the ignition system by directing high voltage from the ignition coil to the correct cylinder via the distributor cap. Proper function of this rotor helps maintain engine performance and smooth operation. The part number JR-122 corresponds to a direct replacement rotor that meets OEM specifications, ensuring compatibility and durability.

Applications and Common Issues Addressed

  • Restores proper spark distribution in Mazda 323 and Mercury Tracer ignition systems
  • Resolves engine misfires caused by worn or damaged distributor rotors
  • Eliminates rough idling and poor acceleration linked to ignition timing problems
  • Prevents stalling issues related to faulty rotor components
  • Helps maintain consistent engine starting performance

Installation Notes and Tips

  • Ensure the ignition is off and the battery is disconnected before installation
  • Remove the distributor cap carefully to access the rotor
  • Match the new JR-122 rotor orientation with the old rotor for correct installation
  • Check for any wear or damage on the distributor cap and replace if necessary
  • After installation, verify engine timing and performance

Quality Assurance and Warranty

Standard Ignition manufactures the JR-122 distributor rotor to meet industry standards for fit and function. This part is designed to provide reliable service life when installed according to manufacturer guidelines. Warranty coverage details should be confirmed with the point of purchase or Standard Ignition directly, as coverage may vary.

BrandStandard Ignition
Part NumberJR-122
ContentsDistributor Rotor

This part fits 8 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1990MercuryTracerN/A
1989Mazda3231.6LL4N/A
1989MercuryTracerN/A
1988Mazda3231.6LL4N/A
1988MercuryTracerN/A
1987Mazda3231.6LL4N/A
1987MercuryTracerN/A
1986Mazda3231.6LL4N/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:

041891-386712-016612337497173-79322-386722157AA04030103PE173132-98273E14R113351-56696-409B60118V05D651DAA1272DRE381E7GZ12200AEP738EP738SBJA957JR122TW2012

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