The 1973 Maserati Bora has 14 ignition parts with verified fitment on this page — 1 part type and 4 brands, covering both the 4.7L V8 and the 4.9L V8. Each part includes a manufacturer part number and application notes.
On the 1973 Maserati Bora, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Every listed part is a Spark Plug.
The 1973 Maserati Bora was sold with both the 4.7L V8 and the 4.9L V8. All 14 parts on this page fit every engine.
The most listed brands for 1973 Maserati Bora ignition parts are NGK (5 parts), CHAMPION (5 parts) and ACDELCO (3 parts), plus 1 more brand. Quality grades include Copper / Nickel, Iridium and Double Platinum.
3 parts on this 1973 Maserati Bora page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including NGK 4008 (Spark Plug) and NGK 6637 (Spark Plug). Click any part number to see every vehicle that part fits.
Spark Plug
Summary: Notes include pre-set gaps of 0.024", 0.028", 0.03", 0.032", 0.035", 0.036", 0.040" and 0.041". Both engines share the same gaps. Replacement brands in this table include NGK, CHAMPION and ACDELCO.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular Fits: all 1973 Bora engines | 4008 | 🇺🇸 US | StandardPre-Set Gap: 0.032" | View on Amazon |
| ACDELCO Fits: all 1973 Bora engines | R42XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| CHAMPION Fits: all 1973 Bora engines | 415 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION Fits: all 1973 Bora engines | 300 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION Fits: all 1973 Bora engines | 4151 | 🇺🇸 US | Copper PlusClassification: Champion Copper Plus Small Engine | View on Amazon |
| NGK Fits: all 1973 Bora engines | 6427 | 🇺🇸 US | V-PowerPre-Set Gap: 0.032" | View on Amazon |
| NGK Fits: all 1973 Bora engines | 7131 | 🇺🇸 US | StandardPre-Set Gap: 0.036" | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: all 1973 Bora engines | 41804 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| CHAMPION Fits: all 1973 Bora engines | 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 |
|---|---|---|---|---|
| NGK Popular Fits: all 1973 Bora engines | 6637 | 🇺🇸 US | Iridium IXPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION Fits: all 1973 Bora engines | 9804 | 🇺🇸 US | IridiumPre-Set Gap: 0.03" | View on Amazon |
| SKP Fits: all 1973 Bora engines | 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 |
|---|---|---|---|---|
| NGK Popular Fits: all 1973 Bora engines | 7084 | 🇺🇸 US | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| ACDELCO Fits: all 1973 Bora engines | 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.
14 Spark Plug parts for the 1973 Maserati Bora come from 4 brands — NGK, CHAMPION, ACDELCO and 1 other brand. The "Popular" part is NGK 4008. Every part fits both the 4.7L V8 and the 4.9L V8.
The Copper / Nickel section lists 7 options from NGK, CHAMPION and ACDELCO — grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. NGK 4008 is listed in this group.
The Double Platinum (lasts up to 3x longer than Copper / Nickel) section lists 2 options from ACDELCO and CHAMPION — 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. ACDELCO 41804 is listed in this group.
In the Iridium (lasts up to 4x longer than Copper / Nickel) grade, NGK, CHAMPION and SKP supply 3 parts: grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is NGK 6637.
The Platinum (lasts up to 2x longer than Copper / Nickel) section lists 2 options from NGK and ACDELCO — grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. NGK 7084 is listed in this group.
Buying Ignition Parts for a 1973 Maserati Bora
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- You do not need to pick an engine: every ignition part on this page fits both the 4.7L V8 and the 4.9L V8.
- 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 .
Frequently Asked Questions
How many ignition parts fit the 1973 Maserati Bora?
Our catalog currently lists 14 ignition parts for the 1973 Maserati Bora across 1 subcategory and 4 brands, covering both the 4.7L V8 and the 4.9L V8. Each part is matched to the engine(s) it fits.
Do ignition parts differ between 1973 Maserati Bora engines?
No. On this page every ignition part fits both the 4.7L V8 and the 4.9L V8. You do not need to pick an engine to choose the right row — use the notes for position and trim.
What are the signs of ignition problems on a 1973 Maserati Bora?
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 1973 Maserati Bora?
Notes on this page include pre-set gaps of 0.024", 0.028", 0.03", 0.032", 0.035", 0.036", 0.040" 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 1973 Maserati Bora 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 1973 Maserati Bora?
Every part on this page already fits both the 4.7L V8 and the 4.9L V8. 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 1973 Maserati Bora
Ignition Parts for Other Maserati Bora Years
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