9 Ignition parts are listed for the 1991 Utilimaster Step Van, in 2 part types, covering both the 2.5L and the 3.3L. Each one has a brand, a manufacturer part number and notes that say where it fits.
On the 1991 Utilimaster Step Van, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. All 9 listed parts are Spark Plug (8 parts) and Distributor Mounting Gasket (1 part).
The 1991 Utilimaster Step Van was sold with both the 2.5L and the 3.3L. Every part on this page is engine-specific. Each part shows which engine(s) it fits.
The most listed brands for 1991 Utilimaster Step Van ignition parts are CHAMPION (7 parts), FEL-PRO (1 part) and ACDELCO (1 part). Quality grades include Copper / Nickel, Double Platinum and Platinum.
1 part on this 1991 Utilimaster Step Van page carries a "Popular" badge — the source catalog's flag for options frequently chosen for this vehicle — CHAMPION 404 (Spark Plug). Click any part number to see every vehicle that part fits.
Distributor Mounting Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO Fits: 2.5L | 70799 | 🇺🇸 US | O-Ring Type | View on Amazon |
This table covers the gaskets that seal the Distributor Mounting. Typical signs include seepage at the joint, a burnt-oil smell, or a leak that appears only after a long drive. Clean both flanges and torque in the sequence the notes or the manual call for.
This group shows a single part: FEL-PRO 70799.
Spark Plug
Summary: Notes include pre-set gaps of 0.032", 0.033", 0.035", 0.049" and 0.050". Replacement brands in this table include CHAMPION and ACDELCO.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CHAMPION Popular Fits: 2.5L | 404 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.035" | View on Amazon |
| CHAMPION Fits: 2.5L | 4041 | 🇺🇸 US | Copper PlusClassification: Champion Copper Plus | View on Amazon |
| CHAMPION Fits: 3.3L | 31 | 🇺🇸 US | Copper PlusPre-Set Gap: 0.05" | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Fits: 2.5L | 41828 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| CHAMPION Fits: 2.5L | 7322 | 🇺🇸 US | Double Platinum PowerPre-Set Gap: 0.032" | View on Amazon |
| CHAMPION Fits: 3.3L | 7031 | 🇺🇸 US | Double Platinum PowerPre-Set Gap: 0.049" | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| CHAMPION Fits: 2.5L | 3405 | 🇺🇸 US | Platinum PowerPlug Type: RN14PMC | View on Amazon |
| CHAMPION Fits: 3.3L | 3031 | 🇺🇸 US | Platinum PowerPre-Set Gap: 0.05" | 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.
8 Spark Plug parts for the 1991 Utilimaster Step Van come from 2 brands — CHAMPION and ACDELCO. The "Popular" part is CHAMPION 404.
The Copper / Nickel section lists 3 options from CHAMPION — grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. CHAMPION 404 is listed in this group.
The Double Platinum (lasts up to 3x longer than Copper / Nickel) section lists 3 options from CHAMPION and ACDELCO — 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 41828 is listed in this group.
The Platinum (lasts up to 2x longer than Copper / Nickel) section lists 2 options from CHAMPION — grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. CHAMPION 3405 is listed in this group.
Listed part numbers: CHAMPION 404, CHAMPION 4041 and CHAMPION 31, plus the other parts above.
Buying Ignition Parts for a 1991 Utilimaster Step Van
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Match the engine first. Every ignition part here is engine-specific; each row shows which engine(s) it fits.
- 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 Distributor Mounting Gasket .
Frequently Asked Questions
How many ignition parts fit the 1991 Utilimaster Step Van?
Our catalog currently lists 9 ignition parts for the 1991 Utilimaster Step Van across 2 subcategories and 3 brands, covering both the 2.5L and the 3.3L. Each part is matched to the engine(s) it fits.
Do ignition parts differ between 1991 Utilimaster Step Van engines?
Yes. Every ignition part on this page is engine-specific. Each row shows which engine(s) it fits — use the filter at the top to hide the rest. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of ignition problems on a 1991 Utilimaster Step Van?
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 1991 Utilimaster Step Van?
Notes on this page include pre-set gaps of 0.032", 0.033", 0.035", 0.049" and 0.050". 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 1991 Utilimaster Step Van 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 1991 Utilimaster Step Van?
First match the engine — each row shows which engine(s) the part fits. 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 1991 Utilimaster Step Van
Ignition Parts for Other Utilimaster Step Van 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.