This page lists 6 ignition parts for the 1958 Checker A9, across 3 part types, covering the 3.7L 226cid L6 engine. Every part shows its brand, manufacturer part number and fitment notes.
The ignition system on the 1958 Checker A9 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. All 6 listed parts are Spark Plug (3 parts), Condenser / Capacitor (2 parts) and Ignition Breaker Points (1 part).
Every part on this page is matched to the 3.7L 226cid L6 — the only engine offered in the 1958 Checker A9.
The most listed brands for 1958 Checker A9 ignition parts are WELLS (2 parts), STANDARD MOTOR PRODUCTS (1 part) and ACDELCO (1 part), plus 2 more brands. Quality grades include Economy and Standard Replacement.
Each part number listed for the 1958 Checker A9 opens a page with every vehicle that part fits.
Condenser / Capacitor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | AL111T | 🇺🇸 US | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 5H1018 | 🇺🇸 US | Heavy Duty | View on Amazon |
This table covers the capacitors used in this electrical or A/C circuit.
2 Condenser / Capacitor parts are listed for the 1958 Checker A9, from STANDARD MOTOR PRODUCTS and WELLS.
In the Economy grade, STANDARD MOTOR PRODUCTS supplies 1 part: the catalog's value-priced group. A representative part number is STANDARD MOTOR PRODUCTS AL111T.
The Standard Replacement section lists 1 option from WELLS — built to original-equipment specification. WELLS 5H1018 is listed in this group.
This group includes STANDARD MOTOR PRODUCTS AL111T and WELLS 5H1018.
Ignition Breaker Points
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 4P1011 | 🇺🇸 US | View on Amazon |
This table covers the breaker points in a points-type distributor.
One part is listed for the 1958 Checker A9 — WELLS 4P1011.
Spark Plug
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | R45XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION | 555 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.025" | View on Amazon |
| MOTORCRAFT | SP423X | 🇺🇸 US | Copper Resistor Spark PlugCopper | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
3 Spark Plug parts for the 1958 Checker A9 come from 3 brands — ACDELCO, CHAMPION and MOTORCRAFT.
Part numbers include ACDELCO R45XLS, CHAMPION 555 and MOTORCRAFT SP423X.
Buying Ignition Parts for a 1958 Checker A9
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 3.7L 226cid L6 engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Spark Plug and Condenser / Capacitor .
Frequently Asked Questions
How many ignition parts fit the 1958 Checker A9?
Our catalog currently lists 6 ignition parts for the 1958 Checker A9 across 3 subcategories and 5 brands, covering the 3.7L 226cid L6 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1958 Checker A9?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 1958 Checker A9?
Notes on this page include pre-set gaps of 0.025", 0.028" and 0.040". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 1958 Checker A9 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 1958 Checker A9?
Every part on this page is matched to the 3.7L 226cid L6 engine. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 1958 Checker A9
Ignition Parts for Other Checker A9 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.