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Standard Ignition DR-142 Distributor RotorOE Quality 60-Day Returns
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Part #: DR-142

Standard Ignition DR-142 Distributor Rotor

⚙️ 16 vehicles fit this part
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Select your vehicle to confirm fitment
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✅ 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: Pontiac, Buick, Packard, Oldsmobile, Cadillac, LaSalle, Chrysler, Graham, and Auburn, Catalina, Chieftain, Star Chief, Roadmaster, Special, Super, 250, 300, Streamliner, 88, 98, Custom Eight, Deluxe Eight, Standard Eight, Super Deluxe Eight, Super Eight, Silver Streak, Roadmaster Series 70, Special Series 40, Super Series 50, Commercial Chassis, Series 60 Special Fleetwood, Series 61, Series 62, Series 75 Fleetwood, Series 78, Series 88, Series 98, Series 68, Torpedo, L-47, Model 2103, Model 2106, Model 2111, Model 2126, Limited Series 90, Special Series 40-A, Series 60, Series 63, Series 67, Series 75, Century Series 60, Special Series 40-B, Limited Series 80, Roadmaster Series 80, Special 40, Series 60 Special, Series 72, Series 90, Series 50, Special Series 52, Deluxe Series 28, Torpedo Series 29, Roadmaster Series 90, Series 65, Imperial, L-38, Deluxe Model 8DA, Series 70, Series 85, L-37, Deluxe Model 8CA, L-36, Deluxe Series Silver Streak, Series 40, Custom Model 69, Model 67, Model 72, Model 75, L-35, Series 605, Custom 8-71, Model 64, Model 69, Model 8-105, Series 80, Custom 57 A, Model 57 A, Series 345C, and Special 820
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Reliable Distributor Rotor for Classic GM and Chrysler Vehicles

The Standard Ignition DR-142 distributor rotor is designed to provide consistent ignition performance for select Buick, Cadillac, Chrysler, Oldsmobile, and Pontiac models. This replacement rotor ensures proper electrical contact within the distributor, supporting smooth engine operation.

  • Compatible with Buick 88 and 98 models
  • Fits Cadillac 98 and Commercial Chassis vehicles
  • Suitable for Chrysler Imperial and Roadmaster models
  • Also fits Oldsmobile and Pontiac Catalina vehicles
  • Part number DR-142 for precise identification
  • Includes one distributor rotor per package

Product Details and Specifications

The Standard Ignition DR-142 distributor rotor is engineered to meet OEM specifications for ignition system components. This rotor is a critical part of the distributor assembly, responsible for directing high voltage from the ignition coil to the correct cylinder. Its durable construction helps maintain reliable spark delivery, which is essential for engine performance and fuel efficiency. The DR-142 is designed specifically for use in classic American vehicles such as Buick 88 and 98, Cadillac 98 and Commercial Chassis, Chrysler Imperial and Roadmaster, as well as Oldsmobile and Pontiac Catalina models.

Common Applications and Problem Resolution

  • Resolves engine misfires caused by worn or damaged distributor rotors
  • Eliminates rough idling due to inconsistent spark distribution
  • Addresses difficulty starting the engine related to ignition timing issues
  • Prevents stalling caused by poor electrical contact within the distributor
  • Improves overall ignition system reliability in vintage GM and Chrysler vehicles

Installation Notes and Tips

When installing the Standard Ignition DR-142 distributor rotor, ensure the ignition system is fully powered off to avoid electrical shock. Remove the distributor cap carefully to access the rotor, then replace the old rotor with the DR-142, aligning it properly on the distributor shaft. Verify that the rotor is seated securely before reattaching the distributor cap. It is recommended to inspect the distributor cap and ignition points during installation to maintain optimal ignition performance.

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards, ensuring dependable performance and durability. The DR-142 distributor rotor undergoes rigorous quality control testing to maintain consistent electrical conductivity and fitment accuracy. This part is backed by Standard Ignition's limited warranty, covering defects in material and workmanship under normal use conditions.

BrandStandard Ignition
Part NumberDR-142
ContentsDistributor Rotor

This part fits 16 vehicles. Search below:

YearMakeModelLitersCylindersPositionNotes
1954PontiacCatalina4.4LL8N/A
1953PontiacCatalina4.4LL8N/A
1952BuickRoadmaster5.2LL8N/A
1952PontiacCatalina4.4LL8N/A
1951BuickRoadmaster5.2LL8N/A
1951PontiacCatalina4.4LL8N/A
1950BuickRoadmasterN/A
1950Oldsmobile885.0LV8N/A
1950Oldsmobile985.0LV8N/A
1950PontiacCatalina4.4LL8N/A
1949CadillacCommercial ChassisN/A
1948CadillacCommercial Chassis5.7LV8N/A
1947CadillacCommercial Chassis5.7LV8N/A
1946CadillacCommercial Chassis5.7LV8N/A
1938ChryslerImperialN/A
1937ChryslerImperial4.5LL8N/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:

123386741487191066434R104351-5551D80DAA1413DR905RR99

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

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