The 1966 Glas 1304 has 13 ignition parts with verified fitment on this page — 2 part types and 6 brands, covering the 1.3L L4 engine. Each part includes a manufacturer part number and application notes.
The ignition system on the 1966 Glas 1304 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. All 13 listed parts are Spark Plug (9 parts) and Ignition Coil (4 parts).
The 1966 Glas 1304 came with a single engine, the 1.3L L4, and every part is verified against it.
6 brands supply ignition parts for the 1966 Glas 1304, led by CHAMPION (5 parts), ACDELCO (3 parts) and STANDARD MOTOR PRODUCTS (2 parts), plus 3 more brands. Quality grades include Copper / Nickel, Double Platinum and Economy.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1966 Glas 1304. 2 parts have it, including ACDELCO R42XLS (Spark Plug) and CHAMPION 415 (Spark Plug). Each part number opens a page with every vehicle that part fits.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FVP | UC14F | 🇺🇸 US | 6 Voltwithout External Resistor | View on Amazon |
| STANDARD MOTOR PRODUCTS | UC14T | 🇺🇸 US | T-Series6 Volt | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | UC14 | 🇺🇸 US | Blue Streak6 Volt | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS | 5C1063 | 🇺🇸 US | Fits most cars, trucks, tractors & industrial engs6 Volt (Universal Coil) used with external resistor or where resistance wire is an internal part of wiring harness. | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
4 Ignition Coil parts for the 1966 Glas 1304 come from 3 brands — STANDARD MOTOR PRODUCTS, FVP and WELLS.
The Economy section lists 2 options from FVP and STANDARD MOTOR PRODUCTS — the catalog's value-priced group. FVP UC14F is listed in this group.
In the Premium grade, STANDARD MOTOR PRODUCTS supplies 1 part: a step above OE specification in materials, tolerances or warranty terms. A representative part number is STANDARD MOTOR PRODUCTS UC14.
In the Standard Replacement grade, WELLS supplies 1 part: built to original-equipment specification. A representative part number is WELLS 5C1063.
Listed part numbers: FVP UC14F, STANDARD MOTOR PRODUCTS UC14T and STANDARD MOTOR PRODUCTS UC14, plus the other parts above.
Spark Plug
Summary: Notes include pre-set gaps of 0.025", 0.030", 0.032", 0.035" and 0.041". Replacement brands in this table include CHAMPION, ACDELCO and SKP.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R42XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Popular | 415 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION | 300 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION | 4151 | 🇺🇸 US | Copper PlusClassification: Champion Copper Plus Small Engine | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 41804 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| CHAMPION | 7415 | 🇺🇸 US | Double Platinum PowerPre-Set Gap: 0.032" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CHAMPION | 9804 | 🇺🇸 US | IridiumPre-Set Gap: 0.03" | View on Amazon |
| SKP | SP1041 | 🇺🇸 US | Tapered Ground Electrode with Platinum Chip | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 4 | 🇺🇸 US 🇨🇦 CA | ProfessionalRapidfire | 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.
9 Spark Plug parts are listed for the 1966 Glas 1304, from CHAMPION, ACDELCO and SKP. ACDELCO R42XLS carries the "Popular" badge.
In the Copper / Nickel grade, CHAMPION and ACDELCO supply 4 parts: grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO R42XLS.
In the Double Platinum (lasts up to 3x longer than Copper / Nickel) grade, ACDELCO and CHAMPION supply 2 parts: grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO 41804.
The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 2 options from CHAMPION and SKP — grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. CHAMPION 9804 is listed in this group.
In the Platinum (lasts up to 2x longer than Copper / Nickel) grade, ACDELCO supplies 1 part: grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO 4.
Part numbers include ACDELCO R42XLS, CHAMPION 415 and CHAMPION 300, among others listed above.
Buying Ignition Parts for a 1966 Glas 1304
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 1.3L L4 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 Ignition Coil .
Frequently Asked Questions
How many ignition parts fit the 1966 Glas 1304?
Our catalog currently lists 13 ignition parts for the 1966 Glas 1304 across 2 subcategories and 6 brands, covering the 1.3L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1966 Glas 1304?
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 1966 Glas 1304?
Notes on this page include pre-set gaps of 0.025", 0.030", 0.032", 0.035" and 0.041". 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 1966 Glas 1304 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 1966 Glas 1304?
Every part on this page is matched to the 1.3L L4 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 1966 Glas 1304
Ignition Parts for Other Glas 1304 Years
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