NOS Sorensen A-55 Ignition Condenser – USA Made
Description:
⚙️ Part Overview
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Manufacturer: Sorensen (Standard Motor Products)
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Part Number: A-55
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Type: Ignition condenser (capacitor)
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Design: Heavy-duty metal canister with blade terminal
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Function: Suppresses arcing across contact points and stabilizes coil voltage
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Country of Origin: USA
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Packaging: Typically boxed; NOS units may appear sealed or shelf-worn
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Weight/Dimensions: Approx. 1 oz; 4 × 1 × 8 in
🚗 Fitment & Specific Applications
While direct catalog data is limited, the A-series Sorensen condensers—especially A-55—are typically correct for GM and Chrysler V8 platforms using Delco or Prestolite-style distributors from the 1950s through early 1960s. Based on adjacent part numbers and verified listings:
| Make | Models (Typical) | Years | Engine Types |
|---|---|---|---|
| Buick | Special, Century, Roadmaster | 1953–1956 | Nailhead V8 |
| Cadillac | Series 62, Eldorado | 1955–1957 | 331, 365 V8 |
| Chevrolet | Bel Air, Corvette | 1955–1957 | 265, 283 V8 |
| Studebaker | Commander, Hawk | 1955–1956 | V8 platforms |
This condenser is often paired with Sorensen FL-series ground leads and DR-series contact sets in single-point ignition systems.
🔁 Cross-Reference Numbers
| Brand | Part Number |
|---|---|
| Sorensen | A-55 |
| Niehoff | FF-55C |
| Echlin | EP55 |
| Wells | A55 |
| Standard | GB-55 |
| Delco | D-203 (approximate match) |
These interchange numbers reflect compatibility across multiple aftermarket brands for heavy-duty ignition condensers
