Motorcraft SP420 Spark Plug, Compatible with Ford Mercury De Tomaso Bronco Capri Colony Park Comet Cougar Country Squire Custom 500 2.0L 3.9L 65-86

$7.91
In stock
SKU
SPA:BX:MOT:SP420:1

Compatibility

Please enter your vehicle´s Year, Make, & Model to confirm fitment. (Read all notes & compare with your vehicle)


MakeModelYearEngineNotes
FordBronco1980-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordBronco19684.7L 4727CC 289Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; 4WDQuantity Required:8PartType:Spark Plug
FordBronco19685.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; 4WDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordE-150 Econoline1983-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordE-150 Econoline1983-19854.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordE-150 Econoline Club Wagon1983-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordE-250 Econoline1983-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordE-250 Econoline1983-19854.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordE-250 Econoline Club Wagon1983-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordE-250 Econoline Club Wagon19854.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordE-250 Econoline Club Wagon19834.9L 4917CC 300Cu. In. L6 GAS OHV Naturally Aspirated
FordE-350 Econoline1983-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordE-350 Econoline1983-19854.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordE-350 Econoline19834.9L 4917CC 300Cu. In. L6 GAS OHV Naturally Aspirated
FordE-350 Econoline Club Wagon1983-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordF-1501975-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordF-1501984-19854.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordF-1501975-19765.9L 360Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; 4WDQuantity Required:8PartType:Spark Plug
FordF-1501975-19766.4L 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordF-2501975-19864.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordF-2501982-19844.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordF-2501975-19765.9L 360Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; 4WDQuantity Required:8PartType:Spark Plug
FordF-2501975-19766.4L 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; 4WDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordF-3501975-19844.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordF-3501982-19844.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordF-3501975-19765.9L 360Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordF-3501975-19766.4L 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordE-100 Econoline19834.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordE-100 Econoline Club Wagon19834.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordF-1001975-19834.9L 4917CC 300Cu. In. l6 GAS OHV Naturally Aspirated
FordF-10019824.9L 4917CC 300Cu. In. l6 LPG OHV Naturally Aspirated
FordF-10019755.9L 360Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordF-10019756.4L 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .044; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; 4WDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordCountry Squire1969-19745.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDPosition:Exhaust SideQuantity Required:8PartType:Spark Plug
FordCountry Squire1968-19725.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCountry Squire19725.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWD, WindsorQuantity Required:8PartType:Spark Plug
FordCountry Squire1970-19727.0L 7030CC 429Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; 18mm Thread; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCountry Squire19727.5L 7539CC 460Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCountry Squire1967-19716.4L 6391CC 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCountry Squire1966-19673.9L 3933CC 240Cu. In. l6 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:6PartType:Spark Plug
FordCountry Squire1965-19674.7L 4727CC 289Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCountry Squire1966-19677.0L 6997CC 427Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCountry Squire1965-19665.8L 5769CC 352Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 5001969-19745.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 5001968-19723.9L 3933CC 240Cu. In. l6 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:6PartType:Spark Plug
FordCustom 5001968-19725.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 50019725.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWD, WindsorQuantity Required:8PartType:Spark Plug
FordCustom 5001971-19727.0L 7030CC 429Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; 18mm Thread; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 5001968-19716.4L 6391CC 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordCustom 5001966-19673.9L 240Cu. In. l6 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:6PartType:Spark Plug
FordCustom 5001965-19674.7L 289Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 5001966-19676.4L 390Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 5001965-19677.0L 427Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 5001965-19665.8L 5769CC 352Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordCustom 50019667.0L 428Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordGran Torino19745.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordLTD1969-19745.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordLTD1972-19735.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWD, WindsorQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordLTD1968-19725.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordLTD1969-19727.0L 7030CC 429Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; 18mm Thread; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordLTD19727.5L 7539CC 460Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWD, WindsorQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordLTD1968-19716.4L 6391CC 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
FordLTD1968-19697.0L 7014CC 428Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-AQuantity Required:8PartType:Spark Plug
FordLTD19687.0L 6997CC 427Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-AQuantity Required:8PartType:Spark Plug
FordMaverick1971-19745.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordPinto19742.0L 1989CC 122Cu. In. l4 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:4PartType:Spark Plug
FordRanchero19745.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordRanchero19745.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordTorino19745.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordTorino19745.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordMustang1968-19735.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordMustang1969-19735.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordMustang1969-19735.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordMustang1969-19717.0L 7030CC 429Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordMustang1967-19696.4L 6391CC 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordMustang1965-19684.7L 4727CC 289Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordMustang19687.0L 6997CC 427Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordThunderbird1968-19727.0L 7030CC 429Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; 18mm Thread; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordThunderbird1965-19677.0L 6997CC 427Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordGalaxie1965-19673.9L 3933CC 240Cu. In. l6 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:6PartType:Spark Plug
FordGalaxie1965-19674.7L 4727CC 289Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordGalaxie1965-19676.4L 6391CC 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordGalaxie1965-19677.0L 6997CC 427Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordGalaxie1966-19677.0L 7014CC 428Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordGalaxie1965-19665.8L 5769CC 352Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
FordFalcon Sedan Delivery19654.7L 4727CC 289Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryCapri19742.0L 1993CC 122Cu. In. l4 GAS SOHC Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:4PartType:Spark Plug
MercuryComet1969-19745.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryComet19695.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryComet1966-19696.4L 6391CC 390Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
MercuryComet1966-19674.7L 4727CC 289Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryComet1966-19677.0L 6997CC 427Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryCougar19745.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryCougar19745.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryMontego19745.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
MercuryMontego19745.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryMontego19745.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; Refer to Vehicle Emission Control Information Decal In Eng Compartment; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryMarquis1971-19735.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryMarquis19725.8L 5753CC 351Cu. In. V8 GAS Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug
MercuryMarquis19727.0L 7030CC 429Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; 18mm Thread; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
MercuryColony Park1971-19725.8L 5753CC 351Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Std Service Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark Plug
De TomasoMangusta1971-19725.0L 302Cu. In. V8 GAS OHV Naturally AspiratedNote:Type - Alternative Plg; Gap: .035; w/18mm Thread; Plug Material: Copper; Replaces SP-420; Interchangeable w/SP-420-A; RWDQuantity Required:8PartType:Spark PlugMfrlabel:Copper Spark Plug

***MUST Read IMPORTANT PART DETAILS on Compatibility Chart***

Replaces the Following Part Numbers

More Information
Part Number SP420
Brand Motorcraft
Part Type Spark Plug
Warranty 1 Year Replacement Warranty!!
Condition New
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You're reviewing:Motorcraft SP420 Spark Plug, Compatible with Ford Mercury De Tomaso Bronco Capri Colony Park Comet Cougar Country Squire Custom 500 2.0L 3.9L 65-86
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