7 Ignition parts are listed for the 1988 Ferrari Testarossa, in 1 part type, covering the 4.9L H12 engine. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 1988 Ferrari Testarossa, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Every listed part is a Spark Plug.
Every part on this page is matched to the 4.9L H12 — the only engine offered in the 1988 Ferrari Testarossa.
The most listed brands for 1988 Ferrari Testarossa ignition parts are CHAMPION (3 parts), DENSO (2 parts) and NGK (2 parts). Quality grades include Copper / Nickel and Iridium.
2 parts on this 1988 Ferrari Testarossa page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including CHAMPION 9700 (Spark Plug) and NGK 6681 (Spark Plug). Click any part number to see every vehicle that part fits.
Spark Plug
Summary: Notes include pre-set gaps of 0.025", 0.027", 0.028", 0.032" and 0.033". Replacement brands in this table include CHAMPION, DENSO and NGK.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CHAMPION | 809 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.025" | View on Amazon |
| CHAMPION | 809C | 🇺🇸 US 🇨🇦 CA | Copper Plus | View on Amazon |
| DENSO | 4116 | 🇺🇸 US 🇨🇦 CA | U-Groove ConventionalPre-Set Gap: 0.027" | View on Amazon |
| NGK | 4855 | 🇺🇸 US 🇨🇦 CA | StandardPre-Set Gap: 0.028" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CHAMPION Popular | 9700 | 🇺🇸 US 🇨🇦 CA | IridiumPre-Set Gap: 0.033" | View on Amazon |
| NGK Popular | 6681 | 🇺🇸 US 🇨🇦 CA | Iridium IXPre-Set Gap: 0.032" | View on Amazon |
| DENSO | 5373 | 🇺🇸 US 🇨🇦 CA | Iridium PowerPre-Set Gap: 0.032" | 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.
7 Spark Plug parts for the 1988 Ferrari Testarossa come from 3 brands — CHAMPION, DENSO and NGK. The "Popular" part is CHAMPION 9700.
The Copper / Nickel section lists 4 options from CHAMPION, DENSO and NGK — grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. CHAMPION 809 is listed in this group.
In the Iridium (lasts up to 4x longer than Copper / Nickel) grade, CHAMPION, NGK and DENSO 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 CHAMPION 9700.
Listed part numbers: CHAMPION 9700, CHAMPION 809 and CHAMPION 809C, plus the other parts above.
Buying Ignition Parts for a 1988 Ferrari Testarossa
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 4.9L H12 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 .
Frequently Asked Questions
How many ignition parts fit the 1988 Ferrari Testarossa?
Our catalog currently lists 7 ignition parts for the 1988 Ferrari Testarossa across 1 subcategory and 3 brands, covering the 4.9L H12 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1988 Ferrari Testarossa?
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 1988 Ferrari Testarossa?
Notes on this page include pre-set gaps of 0.025", 0.027", 0.028", 0.032" and 0.033". 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 1988 Ferrari Testarossa 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 1988 Ferrari Testarossa?
Every part on this page is matched to the 4.9L H12 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 1988 Ferrari Testarossa
Ignition Parts for Other Ferrari Testarossa Years
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