This page lists 42 ignition parts for the 1986 Fiat X-1/9, across 6 part types, covering the 1.5L L4 engine. Every part shows its brand, manufacturer part number and fitment notes.
The ignition system on the 1986 Fiat X-1/9 delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. The largest groups are Spark Plug (20 parts), Ignition Control Module (ICM) (7 parts) and Distributor Rotor (5 parts). The other 3 part types cover the remaining 10 parts.
Every part on this page is matched to the 1.5L L4 — the only engine offered in the 1986 Fiat X-1/9.
The most listed brands for 1986 Fiat X-1/9 ignition parts are STANDARD MOTOR PRODUCTS (8 parts), NGK (5 parts) and ACDELCO (4 parts), plus 15 more brands. Quality grades include Standard Replacement, Copper / Nickel and Economy.
8 parts on this 1986 Fiat X-1/9 page carry a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — including STANDARD MOTOR PRODUCTS GB324T (Distributor Rotor) and STANDARD MOTOR PRODUCTS LX301T (Ignition Control Module (ICM)). Click any part number to see every vehicle that part fits.
Distributor Rotor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | GB324T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| UNITED MOTOR PRODUCTS | IR4011 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| KARLYN / BREMI / STI | 239050 | 🇺🇸 US 🇨🇦 CA | Bremi | View on Amazon |
| LILAND GLOBAL | GB324LG | 🇺🇸 US 🇨🇦 CA | Color: BlackBody Material: PBT | View on Amazon |
| STANDARD MOTOR PRODUCTS | GB324 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Distributor rotors. Typical signs include shudder under braking, or a lip at the outer edge. Do not put new pads on a rotor that is below minimum thickness.
5 Distributor Rotor parts for the 1986 Fiat X-1/9 come from 4 brands — STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS, KARLYN / BREMI / STI and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS GB324T.
The Economy section lists 2 options from STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS — the catalog's value-priced group. STANDARD MOTOR PRODUCTS GB324T is listed in this group.
In the Standard Replacement grade, KARLYN / BREMI / STI, LILAND GLOBAL and STANDARD MOTOR PRODUCTS supply 3 parts: built to original-equipment specification. A representative part number is KARLYN / BREMI / STI 239050.
Part numbers include STANDARD MOTOR PRODUCTS GB324T, UNITED MOTOR PRODUCTS IR4011 and KARLYN / BREMI / STI 239050, among others listed above.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN | 2IGC0146 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | UF2 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 9201017 | 🇺🇸 US 🇨🇦 CA | Single Coil | View on Amazon |
| WELLS | 5C1057 | 🇺🇸 US 🇨🇦 CA | Requires External Resistor: YES | 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 are listed for the 1986 Fiat X-1/9, from HOLSTEIN, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and 1 other brand.
Economy: 1 part, from HOLSTEIN. A representative part number is HOLSTEIN 2IGC0146.
The Standard Replacement section: 3 options from STANDARD MOTOR PRODUCTS, WALKER PRODUCTS and WELLS. STANDARD MOTOR PRODUCTS UF2 is listed in this group.
Part numbers include HOLSTEIN 2IGC0146, STANDARD MOTOR PRODUCTS UF2 and WALKER PRODUCTS 9201017, among others listed above.
Ignition Control Module (ICM)
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | LX301T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| ULTRA-POWER | LX301 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS Popular | M1906 | 🇺🇸 US 🇨🇦 CA | OE Design | View on Amazon |
| HOLSTEIN | 2IGM0036 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | LX301 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WAI GLOBAL | DM1906 | 🇺🇸 US 🇨🇦 CA | 2/2 Pin ConnectorStandard Unit | View on Amazon |
| WAI GLOBAL | DM1906HD | 🇺🇸 US 🇨🇦 CA | 2/2 Pin ConnectorHeavy Duty Unit | View on Amazon |
This table covers the Ignition control modules.
7 Ignition Control Module (ICM) parts are listed for the 1986 Fiat X-1/9, from STANDARD MOTOR PRODUCTS, WAI GLOBAL, ULTRA-POWER and 2 other brands. STANDARD MOTOR PRODUCTS LX301T carries the "Popular" badge.
Economy: 2 parts, from STANDARD MOTOR PRODUCTS and ULTRA-POWER. A representative part number is STANDARD MOTOR PRODUCTS LX301T.
The Standard Replacement section: 5 options from WAI GLOBAL, UNITED MOTOR PRODUCTS, HOLSTEIN and 1 other brand. UNITED MOTOR PRODUCTS M1906 is listed in this group.
This group includes STANDARD MOTOR PRODUCTS LX301T, ULTRA-POWER LX301 and UNITED MOTOR PRODUCTS M1906 and the remaining parts above.
Spark Plug
Summary: Notes include pre-set gaps of 0.024", 0.028", 0.030", 0.031", 0.032", 0.035", 0.036", 0.040", 0.041" and 0.044". Replacement brands in this table include NGK, CHAMPION and DENSO.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | R43XLS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| NGK Popular | 4008 | 🇺🇸 US 🇨🇦 CA | StandardPre-Set Gap: 0.032" | View on Amazon |
| BOSCH | 7900 | 🇺🇸 US 🇨🇦 CA | NickelPre-Set Gap: 0.031" | View on Amazon |
| CHAMPION | 415 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION | 4151 | 🇺🇸 US 🇨🇦 CA | Copper PlusClassification: Champion Copper Plus Small Engine | View on Amazon |
| DENSO | 3066 | 🇺🇸 US 🇨🇦 CA | U-Groove ConventionalHex Size: 20.6 mm | View on Amazon |
| MOTORCRAFT | SP436AX | 🇺🇸 US 🇨🇦 CA | Copper | View on Amazon |
| NGK | 6427 | 🇺🇸 US 🇨🇦 CA | V-PowerPre-Set Gap: 0.032" | View on Amazon |
| NGK | 7131 | 🇺🇸 US 🇨🇦 CA | 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 | 41804 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| AUTOLITE | APP64 | 🇺🇸 US 🇨🇦 CA | Double PlatinumHex Size: 13/16 In | View on Amazon |
| CHAMPION | 7415 | 🇺🇸 US 🇨🇦 CA | 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 | 6637 | 🇺🇸 US 🇨🇦 CA | Iridium IXPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION | 9804 | 🇺🇸 US 🇨🇦 CA | IridiumPre-Set Gap: 0.03" | View on Amazon |
| DENSO | 5306 | 🇺🇸 US 🇨🇦 CA | Iridium PowerHex Size: 20.6 mm | View on Amazon |
| DENSO | 4709 | 🇺🇸 US 🇨🇦 CA | Iridium TTSolid Terminal | View on Amazon |
| SKP | SP1042 | 🇺🇸 US 🇨🇦 CA | 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 | 7084 | 🇺🇸 US 🇨🇦 CA | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| ACDELCO | 4 | 🇺🇸 US 🇨🇦 CA | ProfessionalRapidfire | View on Amazon |
| DENSO | 4502 | 🇺🇸 US 🇨🇦 CA | Platinum TTSolid Terminal | 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.
20 Spark Plug parts for the 1986 Fiat X-1/9 come from 8 brands — NGK, CHAMPION, DENSO and 5 other brands. The "Popular" part is ACDELCO R43XLS.
The Copper / Nickel section lists 9 options from NGK, CHAMPION, ACDELCO and 3 other brands — grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. ACDELCO R43XLS is listed in this group.
The Double Platinum (lasts up to 3x longer than Copper / Nickel) section lists 3 options from ACDELCO, AUTOLITE 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, DENSO, NGK, CHAMPION and 1 other brand supply 5 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 3 options from NGK, ACDELCO and DENSO — 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.
Spark Plug Non-Fouler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 42004 | 🇺🇸 US 🇨🇦 CA | 14mm Gasket Seat Long Reach | View on Amazon |
This table covers the non-foulers that space a spark plug away from oil fouling.
One part is listed for the 1986 Fiat X-1/9 — DORMAN 42004.
Spark Plug Wire
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | 2415 | 🇺🇸 US 🇨🇦 CA | SetFederal Wire | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS Popular | 9403 | 🇺🇸 US 🇨🇦 CA | SetUnited-Packard | View on Amazon |
| STANDARD MOTOR PRODUCTS | 55439 | 🇺🇸 US 🇨🇦 CA | IntermotorSet | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 914B | 🇺🇸 US 🇨🇦 CA | GoldSet | View on Amazon |
| STANDARD MOTOR PRODUCTS | 27409 | 🇺🇸 US 🇨🇦 CA | Pro SeriesSet | View on Amazon |
This table covers the Spark Plug wires.
5 Spark Plug Wire parts are listed for the 1986 Fiat X-1/9, from STANDARD MOTOR PRODUCTS, UNITED MOTOR PRODUCTS and ACDELCO. UNITED MOTOR PRODUCTS 9403 carries the "Popular" badge.
Economy: 1 part, from STANDARD MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS 2415.
The Premium section lists 2 options from UNITED MOTOR PRODUCTS and STANDARD MOTOR PRODUCTS — a step above OE specification in materials, tolerances or warranty terms. UNITED MOTOR PRODUCTS 9403 is listed in this group.
The Standard Replacement section: 2 options from ACDELCO and STANDARD MOTOR PRODUCTS. ACDELCO 914B is listed in this group.
Part numbers include UNITED MOTOR PRODUCTS 9403, STANDARD MOTOR PRODUCTS 2415 and STANDARD MOTOR PRODUCTS 55439, among others listed above.
Buying Ignition Parts for a 1986 Fiat X-1/9
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 1.5L 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 Control Module (ICM) .
Frequently Asked Questions
How many ignition parts fit the 1986 Fiat X-1/9?
Our catalog currently lists 42 ignition parts for the 1986 Fiat X-1/9 across 6 subcategories and 18 brands, covering the 1.5L L4 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1986 Fiat X-1/9?
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 1986 Fiat X-1/9?
Notes on this page include pre-set gaps of 0.024", 0.028", 0.030", 0.031", 0.032", 0.035", 0.036", 0.040", 0.041" and 0.044". 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 1986 Fiat X-1/9 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 1986 Fiat X-1/9?
Every part on this page is matched to the 1.5L 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 1986 Fiat X-1/9
Ignition Parts for Other Fiat X-1/9 Years
Switch vehicle or jump to a subcategory
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.