This page lists 120 ignition parts for the 1992 Buick Roadmaster, across 20 part types, covering the 5.7L V8 engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 1992 Buick Roadmaster, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. 54 parts of the 120 listed are Spark Plug (23 parts), Distributor Rotor (17 parts) and Ignition Coil (14 parts). The other 17 part types cover the remaining 66 parts.
The 1992 Buick Roadmaster came with a single engine, the 5.7L V8, and every part is verified against it.
28 brands supply ignition parts for the 1992 Buick Roadmaster, led by STANDARD MOTOR PRODUCTS (19 parts), WELLS (12 parts) and UNITED MOTOR PRODUCTS (10 parts), plus 25 more brands. Quality grades include Standard Replacement, Economy and Premium.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 1992 Buick Roadmaster. 25 parts have it, including WAI GLOBAL DST1831 (Distributor) and STANDARD MOTOR PRODUCTS DR468T (Distributor Cap). Each part number opens a page with every vehicle that part fits.
Crankshaft Position Sensor Bracket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | PCB1 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the brackets that mount the Crankshaft Position Sensor. Typical signs include a cracked mount, a rattle, or a bracket that no longer holds alignment. Confirm position in the notes. Many brackets look alike and bolt to different corners.
This group shows a single part: STANDARD MOTOR PRODUCTS PCB1.
Distributor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WAI GLOBAL Popular | DST1831 | 🇺🇸 US 🇨🇦 CA | Includes Cap & Rotor | View on Amazon |
| CARDONE | 841831 | 🇺🇸 US 🇨🇦 CA | Includes Cap & Rotor | View on Amazon |
| SKP | SKDIGM32 | 🇺🇸 US 🇨🇦 CA | 1.25'' Intake Hole | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOLINE | D2122 | 🇺🇸 US 🇨🇦 CA | Reman. | View on Amazon |
| CARDONE | 301831 | 🇺🇸 US 🇨🇦 CA | Remanufactured | View on Amazon |
This table covers the distributors that route spark.
5 Distributor parts are listed for the 1992 Buick Roadmaster, from CARDONE, WAI GLOBAL, SKP and 1 other brand. WAI GLOBAL DST1831 carries the "Popular" badge.
In the New grade, WAI GLOBAL, CARDONE and SKP supply 3 parts: brand-new units rather than rebuilt ones. A representative part number is WAI GLOBAL DST1831.
In the Remanufactured grade, AUTOLINE and CARDONE supply 2 parts: factory-rebuilt units with new wear components. A representative part number is AUTOLINE D2122.
This group includes WAI GLOBAL DST1831, CARDONE 841831 and SKP SKDIGM32 and the remaining parts above.
Distributor Cap
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | DR468T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| UNITED MOTOR PRODUCTS | DC840 | 🇺🇸 US 🇨🇦 CA | with Aluminum Contacts | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS Popular | DC840X | 🇺🇸 US 🇨🇦 CA | Blue Brass, Premium Quality | View on Amazon |
| LILAND GLOBAL | DR468TLG | 🇺🇸 US 🇨🇦 CA | Black Aluminum or Blue BrassContact Terminal Material: Aluminum | View on Amazon |
| WELLS | 5D1059A | 🇺🇸 US 🇨🇦 CA | Premium | View on Amazon |
| WELLS | 3D1046A | 🇺🇸 US 🇨🇦 CA | Includes RotorPremium | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | D303A | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DELPHI | DC1016 | 🇺🇸 US 🇨🇦 CA | Fits COMMERCIAL CHASSIS | View on Amazon |
| WALKER PRODUCTS | 9251012 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 5D1059 | 🇺🇸 US 🇨🇦 CA | Distributor Cap Contacts Material: Aluminum | View on Amazon |
| WELLS | 3D1046 | 🇺🇸 US 🇨🇦 CA | Includes Rotor | View on Amazon |
This table covers the Distributor caps. Typical signs include a leak at the neck, a cap that will not hold pressure, or a missing tether. Match the pressure rating or thread in the notes — radiator, reservoir and fuel caps are not interchangeable.
11 Distributor Cap parts are listed for the 1992 Buick Roadmaster, from WELLS, UNITED MOTOR PRODUCTS, STANDARD MOTOR PRODUCTS and 4 other brands. STANDARD MOTOR PRODUCTS DR468T carries the "Popular" badge.
In the Economy grade, STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS supply 2 parts: the catalog's value-priced group. A representative part number is STANDARD MOTOR PRODUCTS DR468T.
The Premium section lists 4 options from WELLS, UNITED MOTOR PRODUCTS and LILAND GLOBAL — a step above OE specification in materials, tolerances or warranty terms. UNITED MOTOR PRODUCTS DC840X is listed in this group.
The Standard Replacement section lists 5 options from WELLS, GM GENUINE, DELPHI and 1 other brand — built to original-equipment specification. GM GENUINE D303A is listed in this group.
Distributor Drive Gear
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | DG25 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 6D1025 | 🇺🇸 US 🇨🇦 CA | Distributor # 1103953 | View on Amazon |
This table covers the Distributor Drive gears.
2 Distributor Drive Gear parts for the 1992 Buick Roadmaster come from 2 brands — STANDARD MOTOR PRODUCTS and WELLS.
Listed part numbers: STANDARD MOTOR PRODUCTS DG25 and WELLS 6D1025.
Distributor Hold-Down Clamp
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 19433111 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Distributor Hold-Down clamps.
This group shows a single part: GM GENUINE 19433111.
Distributor Mounting Gasket
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FEL-PRO | 70056 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| MAHLE / CLEVITE | B25934 | 🇺🇸 US 🇨🇦 CA | Paper | View on Amazon |
| VICTOR REINZ | 711462800 | 🇺🇸 US 🇨🇦 CA | 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.
3 Distributor Mounting Gasket parts are listed for the 1992 Buick Roadmaster, from FEL-PRO, MAHLE / CLEVITE and VICTOR REINZ.
Part numbers include FEL-PRO 70056, MAHLE / CLEVITE B25934 and VICTOR REINZ 711462800.
Distributor Pickup Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| FAMOUS BRAND | 22010 | 🇺🇸 US 🇨🇦 CA | Pick-Up | View on Amazon |
| STANDARD MOTOR PRODUCTS | LX342T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DELPHI Popular | CE10005 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| GM GENUINE Popular | D1987 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | LX342 | 🇺🇸 US 🇨🇦 CA | Terminal Quantity: 2 | View on Amazon |
| WELLS | 4P1190 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Distributor Pickup coils. Typical signs include a misfire that follows one cylinder, or a snap in damp weather. Swap with a neighbor to confirm, and replace a torn boot with the coil.
6 Distributor Pickup Coil parts for the 1992 Buick Roadmaster come from 5 brands — STANDARD MOTOR PRODUCTS, FAMOUS BRAND, DELPHI and 2 other brands. The "Popular" part is DELPHI CE10005.
The Economy section: 2 options from FAMOUS BRAND and STANDARD MOTOR PRODUCTS. FAMOUS BRAND 22010 is listed in this group.
Standard Replacement: 4 parts, from DELPHI, GM GENUINE, STANDARD MOTOR PRODUCTS and 1 other brand. A representative part number is DELPHI CE10005.
Listed part numbers: DELPHI CE10005, FAMOUS BRAND 22010 and STANDARD MOTOR PRODUCTS LX342T, plus the other parts above.
Distributor Reluctor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | LX372 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Distributor reluctors.
One part is listed for the 1992 Buick Roadmaster — STANDARD MOTOR PRODUCTS LX372.
Distributor Rotor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | DR326T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| UNITED MOTOR PRODUCTS | DR840 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| WELLS Popular | 4R1041A | 🇺🇸 US 🇨🇦 CA | Premium | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | D470 | 🇺🇸 US 🇨🇦 CA | Professional | View on Amazon |
| GM GENUINE Popular | D447 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| DELPHI | DC20025 | 🇺🇸 US 🇨🇦 CA | Fits COMMERCIAL CHASSIS | View on Amazon |
| LILAND GLOBAL | DR326TBLG | 🇺🇸 US 🇨🇦 CA | Color: TanBody Material: PBT | View on Amazon |
| LILAND GLOBAL | DR326TLG | 🇺🇸 US 🇨🇦 CA | Color: BlackBody Material: PBT | View on Amazon |
| LILAND GLOBAL | DR326RBLG | 🇺🇸 US 🇨🇦 CA | Color: RedBody Material: PBT | View on Amazon |
| LILAND GLOBAL | DR327LG | 🇺🇸 US 🇨🇦 CA | PremiumBlue Brass | View on Amazon |
| LILAND GLOBAL | DR327WBLG | 🇺🇸 US 🇨🇦 CA | White BrassPremium | View on Amazon |
| LILAND GLOBAL | DR327TBLG | 🇺🇸 US 🇨🇦 CA | Tan BrassPremium | View on Amazon |
| LILAND GLOBAL | DR327TLG | 🇺🇸 US 🇨🇦 CA | Black BrassPremium | View on Amazon |
| LILAND GLOBAL | DR327RBLG | 🇺🇸 US 🇨🇦 CA | Red BrassPremium | View on Amazon |
| LILAND GLOBAL | MY303LG | 🇺🇸 US 🇨🇦 CA | White BrassPremium | View on Amazon |
| WALKER PRODUCTS | 9261012 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WELLS | 4R1041 | 🇺🇸 US 🇨🇦 CA | Contact Terminal Material: Brass | 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.
17 Distributor Rotor parts are listed for the 1992 Buick Roadmaster, from LILAND GLOBAL, WELLS, STANDARD MOTOR PRODUCTS and 5 other brands. STANDARD MOTOR PRODUCTS DR326T carries the "Popular" badge.
Economy: 2 parts, from STANDARD MOTOR PRODUCTS and UNITED MOTOR PRODUCTS. A representative part number is STANDARD MOTOR PRODUCTS DR326T.
The Premium section: 1 option from WELLS. WELLS 4R1041A is listed in this group.
The Standard Replacement section: 14 options from LILAND GLOBAL, ACDELCO, GM GENUINE and 3 other brands. ACDELCO D470 is listed in this group.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | DR37T | 🇺🇸 US 🇨🇦 CA | T-Series | View on Amazon |
| B&B | BB5037 | 🇺🇸 US 🇨🇦 CA | COMMERCIAL CHASSIS | View on Amazon |
| FVP | DR37F | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HOLSTEIN | 2IGC0026 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| PRENCO | 361125 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP | SKIC525 | 🇺🇸 US 🇨🇦 CA | Coil Pack | View on Amazon |
| SPECTRA PREMIUM | C611 | 🇺🇸 US 🇨🇦 CA | Pack | View on Amazon |
| WAI GLOBAL | CDR37 | 🇺🇸 US 🇨🇦 CA | without Bracket | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DELPHI Popular | GN10048 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| STANDARD MOTOR PRODUCTS | DR37 | 🇺🇸 US 🇨🇦 CA | Blue Streak | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular | 49035 | 🇺🇸 US 🇨🇦 CA | Includes Hardware | View on Amazon |
| UNITED MOTOR PRODUCTS | C535 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| WALKER PRODUCTS | 9201004 | 🇺🇸 US 🇨🇦 CA | Single Coil | View on Amazon |
| WELLS | 5C1029 | 🇺🇸 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.
14 Ignition Coil parts for the 1992 Buick Roadmaster come from 13 brands — STANDARD MOTOR PRODUCTS, B&B, FVP and 10 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS DR37T.
The Economy section: 8 options from STANDARD MOTOR PRODUCTS, B&B, FVP and 5 other brands. STANDARD MOTOR PRODUCTS DR37T is listed in this group.
Premium: 2 parts, from DELPHI and STANDARD MOTOR PRODUCTS. A representative part number is DELPHI GN10048.
Standard Replacement: 4 parts, from NGK, UNITED MOTOR PRODUCTS, WALKER PRODUCTS and 1 other brand. A representative part number is NGK 49035.
Ignition Coil Housing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | CB8 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the Ignition Coil housings.
One part is listed for the 1992 Buick Roadmaster — STANDARD MOTOR PRODUCTS CB8.
Ignition Coil Seal
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 19260632 | 🇺🇸 US 🇨🇦 CA | BASE MODEL OR LIMITED | View on Amazon |
This table covers the seals at the Ignition Coil. Typical signs include a wet housing, a drip after sitting, or fluid flung off a rotating shaft. Fix the surface the seal rides on. A new seal on a grooved shaft will leak again.
One part is listed for the 1992 Buick Roadmaster — GM GENUINE 19260632.
Ignition Control Module (ICM)
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS | LX340T | 🇺🇸 US 🇨🇦 CA | T-SeriesMounting Location: Direct Ignition | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | LX340 | 🇺🇸 US 🇨🇦 CA | Mounting Location: Direct Ignition | View on Amazon |
| WAI GLOBAL Popular | DM1990XHD | 🇺🇸 US 🇨🇦 CA | Fits Standard Unitor Heavy Duty Unit | View on Amazon |
| GM GENUINE | 19435461 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
| HOLSTEIN | 2IGM0044 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| UNITED MOTOR PRODUCTS | M1990 | 🇺🇸 US 🇨🇦 CA | Fits COMMERCIAL CHASSIS | View on Amazon |
| WAI GLOBAL | DM1990XHDB | 🇺🇸 US 🇨🇦 CA | Heavy Duty UnitBonding Version | View on Amazon |
| WELLS | 6H1018 | 🇺🇸 US 🇨🇦 CA | Mounting Hardware Included: No | View on Amazon |
This table covers the Ignition control modules.
8 Ignition Control Module (ICM) parts for the 1992 Buick Roadmaster come from 6 brands — STANDARD MOTOR PRODUCTS, WAI GLOBAL, GM GENUINE and 3 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS LX340.
The Economy section: 1 option from STANDARD MOTOR PRODUCTS. STANDARD MOTOR PRODUCTS LX340T is listed in this group.
Standard Replacement: 7 parts, from WAI GLOBAL, STANDARD MOTOR PRODUCTS, GM GENUINE and 3 other brands. A representative part number is STANDARD MOTOR PRODUCTS LX340.
Part numbers include STANDARD MOTOR PRODUCTS LX340, STANDARD MOTOR PRODUCTS LX340T and WAI GLOBAL DM1990XHD, among others listed above.
Ignition Lock Cylinder
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 924790 | 🇺🇸 US 🇨🇦 CA | with Retaining ScrewChrome | View on Amazon |
| STANDARD MOTOR PRODUCTS | US107LT | 🇺🇸 US 🇨🇦 CA | T-SeriesIncludes Lock Cylinder | View on Amazon |
| STANDARD MOTOR PRODUCTS | US117LT | 🇺🇸 US 🇨🇦 CA | T-Seriesblack | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular | US107L | 🇺🇸 US 🇨🇦 CA | Includes Lock Cylinder | View on Amazon |
| WELLS Popular | 4H1018 | 🇺🇸 US 🇨🇦 CA | Finish: Black Textured Plastic | View on Amazon |
| GM GENUINE | 19356477 | 🇺🇸 US 🇨🇦 CA | Fits 4-Door SedanExc. Variable Power Steering (NV7) | View on Amazon |
| STANDARD MOTOR PRODUCTS | US117L | 🇺🇸 US 🇨🇦 CA | blackIncludes Lock Cylinder | View on Amazon |
| WELLS | 4H1019 | 🇺🇸 US 🇨🇦 CA | Bright | View on Amazon |
This table covers the lock cylinders in the ignition switch.
8 Ignition Lock Cylinder parts for the 1992 Buick Roadmaster come from 4 brands — STANDARD MOTOR PRODUCTS, WELLS, DORMAN and 1 other brand. The "Popular" part is STANDARD MOTOR PRODUCTS US107L.
The Economy section: 3 options from STANDARD MOTOR PRODUCTS and DORMAN. DORMAN 924790 is listed in this group.
Standard Replacement: 5 parts, from STANDARD MOTOR PRODUCTS, WELLS and GM GENUINE. A representative part number is STANDARD MOTOR PRODUCTS US107L.
Part numbers include STANDARD MOTOR PRODUCTS US107L, DORMAN 924790 and STANDARD MOTOR PRODUCTS US107LT, among others listed above.
Spark Plug
Summary: Notes include pre-set gaps of 0.035", 0.040", 0.043", 0.044", 0.045" and 0.054". Replacement brands in this table include ACDELCO, CHAMPION and DENSO.
Copper / Nickel
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO Popular | CR43TS | 🇺🇸 US 🇨🇦 CA | ProfessionalConventional | View on Amazon |
| ACDELCO Popular | R43TS | 🇺🇸 US 🇨🇦 CA | GM Original EquipmentConventional | View on Amazon |
| NGK Popular | 2771 | 🇺🇸 US 🇨🇦 CA | V-PowerPre-Set Gap: 0.040" | View on Amazon |
| AUTOLITE | AR24 | 🇺🇸 US 🇨🇦 CA | Gap .035"High Perf Racing | View on Amazon |
| CHAMPION | 18 | 🇺🇸 US 🇨🇦 CA | Copper PlusPre-Set Gap: 0.045" | View on Amazon |
| DENSO | 5035 | 🇺🇸 US 🇨🇦 CA | U-Groove ConventionalPre-Set Gap: 0.035" | View on Amazon |
| MOTORCRAFT | SP415AX | 🇺🇸 US 🇨🇦 CA | Copper Spark PlugSpark Plug Approximate Resistor Value: 2,000 or 9,000 | View on Amazon |
| MOTORCRAFT | SP415X | 🇺🇸 US 🇨🇦 CA | Copper | View on Amazon |
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ACDELCO | 41817 | 🇺🇸 US 🇨🇦 CA | ProfessionalDouble Platinum | View on Amazon |
| CHAMPION | 7018 | 🇺🇸 US 🇨🇦 CA | Double Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | 9659 | 🇺🇸 US 🇨🇦 CA | OE Fine Wire Double IridiumPre-Set Gap: 0.054" | View on Amazon |
| DENSO | 5331 | 🇺🇸 US 🇨🇦 CA | Iridium PowerPre-Set Gap: 0.044" | View on Amazon |
| DENSO | 4716 | 🇺🇸 US 🇨🇦 CA | Iridium TTPre-Set Gap: 0.040" | View on Amazon |
| NGK | 7177 | 🇺🇸 US 🇨🇦 CA | Iridium IXPre-Set Gap: 0.040" | View on Amazon |
| SKP | SP1008 | 🇺🇸 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 |
|---|---|---|---|---|
| ACDELCO Popular | 1 | 🇺🇸 US 🇨🇦 CA | GoldRapidfire | View on Amazon |
| NGK Popular | 3547 | 🇺🇸 US 🇨🇦 CA | G-PowerPre-Set Gap: 0.040" | View on Amazon |
| ACDELCO | 2 | 🇺🇸 US 🇨🇦 CA | GoldRapidfire | View on Amazon |
| BOSCH | 6708 | 🇺🇸 US 🇨🇦 CA | OE Fine Wire PlatinumPre-Set Gap: 0.054" | View on Amazon |
| CHAMPION | 2018 | 🇺🇸 US 🇨🇦 CA | Gold PlugBase Model | View on Amazon |
| CHAMPION | 3018 | 🇺🇸 US 🇨🇦 CA | Platinum PowerPre-Set Gap: 0.04" | View on Amazon |
| DENSO | 4510 | 🇺🇸 US 🇨🇦 CA | Platinum TTPre-Set Gap: 0.040" | View on Amazon |
| MOTORCRAFT | SP501X | 🇺🇸 US 🇨🇦 CA | Platinum Spark PlugPlatinum | 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.
23 Spark Plug parts are listed for the 1992 Buick Roadmaster, from ACDELCO, CHAMPION, DENSO and 5 other brands. ACDELCO CR43TS carries the "Popular" badge.
In the Copper / Nickel grade, ACDELCO, MOTORCRAFT, NGK and 3 other brands supply 8 parts: grouped under the catalog's "Copper / Nickel" designation — the notes column spells out what sets them apart. A representative part number is ACDELCO CR43TS.
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 41817.
The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 5 options from DENSO, BOSCH, NGK and 1 other brand — grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. BOSCH 9659 is listed in this group.
In the Platinum (lasts up to 2x longer than Copper / Nickel) grade, ACDELCO, CHAMPION, NGK and 3 other brands supply 8 parts: 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 1.
Spark Plug Heat Shield
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS | 912 | 🇺🇸 US 🇨🇦 CA | Pack of 4 90° angle heat shields | View on Amazon |
This table covers the Spark Plug Heat shields. Typical signs include a bent shield rubbing a rotor, or rust-through that leaves the backing open. A rubbing shield will eat a new rotor. Straighten or replace it before the wheel goes back on.
This group shows a single part: UNITED MOTOR PRODUCTS 912.
Spark Plug Non-Fouler
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DORMAN | 42008 | 🇺🇸 US 🇨🇦 CA | 14mm Tapered Seat | View on Amazon |
This table covers the non-foulers that space a spark plug away from oil fouling.
This group shows a single part: DORMAN 42008.
Spark Plug Wire
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| B&B | S848426 | 🇺🇸 US 🇨🇦 CA | Suppressor Wire Set | View on Amazon |
| STANDARD MOTOR PRODUCTS | 2907 | 🇺🇸 US 🇨🇦 CA | SetFederal Wire | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular | 51199 | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| DENSO | 6718020 | 🇺🇸 US 🇨🇦 CA | Spark Plug Wire Set7mm | View on Amazon |
| STANDARD MOTOR PRODUCTS | 7850 | 🇺🇸 US 🇨🇦 CA | SetStandard® Premium | View on Amazon |
| UNITED MOTOR PRODUCTS | 780 | 🇺🇸 US 🇨🇦 CA | Permashield-Delcore or United-PackardSet | View on Amazon |
| UNITED MOTOR PRODUCTS | 7813 | 🇺🇸 US 🇨🇦 CA | United-PackardSet | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE Popular | 708S | 🇺🇸 US 🇨🇦 CA | Set | View on Amazon |
| STANDARD MOTOR PRODUCTS Popular | 27850 | 🇺🇸 US 🇨🇦 CA | Pro SeriesSet | View on Amazon |
| ACDELCO | 9708S | 🇺🇸 US 🇨🇦 CA | GoldSet | View on Amazon |
| B&B | M848426 | 🇺🇸 US 🇨🇦 CA | Platinum Class Laser Mag | View on Amazon |
| WALKER PRODUCTS | 9241407 | 🇺🇸 US 🇨🇦 CA | Direct FitSet | View on Amazon |
This table covers the Spark Plug wires.
12 Spark Plug Wire parts for the 1992 Buick Roadmaster come from 8 brands — STANDARD MOTOR PRODUCTS, B&B, UNITED MOTOR PRODUCTS and 5 other brands. The "Popular" part is NGK 51199.
The Economy section: 2 options from B&B and STANDARD MOTOR PRODUCTS. B&B S848426 is listed in this group.
Premium: 5 parts, from UNITED MOTOR PRODUCTS, NGK, DENSO and 1 other brand. A representative part number is NGK 51199.
Standard Replacement: 5 parts, from GM GENUINE, STANDARD MOTOR PRODUCTS, ACDELCO and 2 other brands. A representative part number is GM GENUINE 708S.
Spark Plug Wire Holder
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| GM GENUINE | 12163607 | 🇺🇸 US 🇨🇦 CA | Contains 3 Leads,Hinged Style | View on Amazon |
| GM GENUINE | 14066248 | 🇺🇸 US 🇨🇦 CA | Left4 Wire, Bracket MT, with Two Lock Pin Top | View on Amazon |
This table covers the Spark Plug Wire holders.
2 Spark Plug Wire Holder parts for the 1992 Buick Roadmaster come from GM GENUINE.
Part numbers include GM GENUINE 12163607 and GM GENUINE 14066248.
Tune-Up Kit
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS | 3780 | 🇺🇸 US 🇨🇦 CA | Permashield-DelcoreIncludes United-Delcore Wire Set, OEM Style Cap & Rotor | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| UNITED MOTOR PRODUCTS | 17813 | 🇺🇸 US 🇨🇦 CA | United-PackardIncludes Premium Wire Set, Heavy Duty Cap & Rotor | View on Amazon |
This table covers the Tune-Up kits.
2 Tune-Up Kit parts for the 1992 Buick Roadmaster come from UNITED MOTOR PRODUCTS.
The Economy section: 1 option from UNITED MOTOR PRODUCTS. UNITED MOTOR PRODUCTS 3780 is listed in this group.
Premium: 1 part, from UNITED MOTOR PRODUCTS. A representative part number is UNITED MOTOR PRODUCTS 17813.
Part numbers include UNITED MOTOR PRODUCTS 3780 and UNITED MOTOR PRODUCTS 17813.
Buying Ignition Parts for a 1992 Buick Roadmaster
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Confirm you have the 5.7L V8 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 Distributor Rotor .
Frequently Asked Questions
How many ignition parts fit the 1992 Buick Roadmaster?
Our catalog currently lists 120 ignition parts for the 1992 Buick Roadmaster across 20 subcategories and 28 brands, covering the 5.7L V8 engine. Each part is matched to the engine(s) it fits.
What are the signs of ignition problems on a 1992 Buick Roadmaster?
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 1992 Buick Roadmaster?
Notes on this page include pre-set gaps of 0.035", 0.040", 0.043", 0.044", 0.045" and 0.054". 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 1992 Buick Roadmaster 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 1992 Buick Roadmaster?
Every part on this page is matched to the 5.7L V8 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 1992 Buick Roadmaster
Ignition Parts for Other Buick Roadmaster Years
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