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1991 Ford F-350
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1991 Ford F-350

1991 Ford F-350 Spark Plugs

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Platinum TT Series Spark Plug, Sold individually
Denso®
Platinum TT Series Spark Plug, Sold individually
Part Number: NP4509
Guaranteed to Fit
$10.49
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
Product Details
Notes : 5/8 in. hex size; Solid terminal type; Gasket seat style; Twin tip design; Titanium enhanced ground electrode; Machine rolled threadsSeries : Platinum TT SeriesSpark Plug Code : PTF16TTElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.6 mm ReachGap Size : 1 mmHeat Range : 16Thread Size : 14 mm thread size
Professional Conventional Series Spark Plug, Sold individually
AC Delco®
Professional Conventional Series Spark Plug, Sold individually
Part Number: ACCR43TS
Guaranteed to Fit
$2.99
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L FI
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L FI
  • 1991 Ford F-350 Custom 8 Cyl 7.5L FI
Product Details
Notes : 5/8 in. hex size; Tapered seat styleSeries : Professional Conventional SeriesSpark Plug Code : CR43TSElectrode Tip Material : Nickel alloy Electrode TipQuantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.2 mm ReachGap Size : 0.035 in.Thread Size : 14 mm thread size
Professional Conventional Series Spark Plug, Set of 8
AC Delco®
Professional Conventional Series Spark Plug, Set of 8
Part Number: SET-ACCR43TS-8
Guaranteed to Fit
$26.49
Vehicle Fitment
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L FI
  • 1991 Ford F-350 Custom 8 Cyl 7.5L FI
  • 1991 Ford F-350 XL 8 Cyl 7.5L FI
Product Details
Series : Professional Conventional SeriesSpark Plug Code : CR43TSElectrode Tip Material : Nickel alloy Electrode TipQuantity Sold : Set of 8Warranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.2 mm ReachGap Size : 0.035 in.Thread Size : 14 mm thread size
Platinum TT Series Spark Plug, Set of 8
Denso®
Platinum TT Series Spark Plug, Set of 8
Part Number: SET-NP4509-8
Guaranteed to Fit
$38.49
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
Product Details
Series : Platinum TT SeriesSpark Plug Code : PTF16TTElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 8Warranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.6 mm ReachGap Size : 1 mmHeat Range : 16Thread Size : 14 mm thread size
Iridium TT Series Spark Plug, Sold individually
Denso®
Iridium TT Series Spark Plug, Sold individually
Part Number: NP4715
Guaranteed to Fit
$14.49
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
Product Details
Notes : 16 mm Hex Size; (1) Ground Electrode; Tapered Seat Type; Platinum Twin-Tip Ground Electrode Tip Design; Twin-Tip ConfigurationSeries : Iridium TT SeriesElectrode Tip Material : Iridium-Rhodium Alloy Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year or 12,000-mile Denso limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Nickel Copper Alloy Electrode CoreReach : 0.46 in. ReachGap Size : 0.04 in.Recommended Use : OE ReplacementHeat Range : 16Thread Size : 0.55 in.
OE Fine Wire Iridium Spark Plug Series Spark Plug, Sold individually
Bosch®
OE Fine Wire Iridium Spark Plug Series Spark Plug, Sold individually
Part Number: BS9659
Guaranteed to Fit
$14.99
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
Product Details
Series : OE Fine Wire Iridium Spark Plug SeriesSpark Plug Code : HR9BII33VElectrode Tip Material : Iridium/Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 1-year Bosch limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Promotions : European Vehicle PartsElectrode Core Material : Iridium Electrode CoreReach : 11 mm ReachGap Size : 1.3 mmHeat Range : 9Thread Size : 14 mm thread size
Professional Platinum Series Spark Plug, Sold individually
AC Delco®
Professional Platinum Series Spark Plug, Sold individually
Part Number: AC41-817
Guaranteed to Fit
$14.99
Vehicle Fitment
  • 1991 Ford F-350 XLT Lariat 8 Cyl 5.8L
  • 1991 Ford F-350 XL 8 Cyl 5.8L
  • 1991 Ford F-350 Custom 8 Cyl 5.8L
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreGap Size : OE Replacement
Professional Platinum Series Spark Plug, Set of 8
AC Delco®
Professional Platinum Series Spark Plug, Set of 8
Part Number: SET-AC41-817-8
Guaranteed to Fit
$63.49
Vehicle Fitment
  • 1991 Ford F-350 XLT Lariat 8 Cyl 5.8L
  • 1991 Ford F-350 Custom 8 Cyl 5.8L
  • 1991 Ford F-350 XL 8 Cyl 5.8L
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 8Warranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreGap Size : OE Replacement
Standard Series Spark Plug, Sold individually
Denso®
Standard Series Spark Plug, Sold individually
Part Number: NP5025
Guaranteed to Fit
$9.99
Vehicle Fitment
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
Product Details
Notes : 5/8 in. hex size; Projected tip; Solid terminal type; Tapered seat style; Machine rolled threads; U-Groove electrode configurationSeries : Standard SeriesSpark Plug Code : T16PR-UQuantity Sold : Sold individuallyWarranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.6 mm ReachGap Size : 0.8 mmHeat Range : 16Thread Size : 14 mm thread size
Standard Series Spark Plug, Set of 8
Denso®
Standard Series Spark Plug, Set of 8
Part Number: SET-NP5025-8
Guaranteed to Fit
$27.49
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
Product Details
Series : Standard SeriesSpark Plug Code : T16PR-UQuantity Sold : Set of 8Warranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.6 mm ReachGap Size : 0.8 mmHeat Range : 16Thread Size : 14 mm thread size
Professional Conventional Series Spark Plug, Sold individually
AC Delco®
Professional Conventional Series Spark Plug, Sold individually
Part Number: AC41-604
Guaranteed to Fit
$6.49
Vehicle Fitment
  • 1991 Ford F-350 XLT Lariat 6 Cyl 4.9L FI
  • 1991 Ford F-350 Custom 6 Cyl 4.9L FI
  • 1991 Ford F-350 XL 6 Cyl 4.9L FI
Product Details
Notes : 13/16 in. hex size; Tapered seat styleSeries : Professional Conventional SeriesElectrode Tip Material : Nickel alloy Electrode TipReplaces OE Number : 05614291, 5614291Quantity Sold : Sold individuallyWarranty : 24-months or unlimited mile AC Delco limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.6 mm ReachGap Size : 0.044 in.Heat Range : 3Thread Size : 18 mm Thread Size
C-Cut Shorty Series Spark Plug, Set of 4
Accel®
C-Cut Shorty Series Spark Plug, Set of 4
Part Number: A350574S4
Guaranteed to Fit
$38.03
Vehicle Fitment
  • 1991 Ford F-350 XLT Lariat 8 Cyl 5.8L
  • 1991 Ford F-350 Custom 8 Cyl 5.8L
  • 1991 Ford F-350 XL 8 Cyl 5.8L
Product Details
Notes : 5/8 in. hex size; Projected tip; Tapered seat styleSeries : C-Cut Shorty SeriesSpark Plug Code : 0574SElectrode Tip Material : Copper Electrode TipQuantity Sold : Set of 4Warranty : 90-day Accel limited warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 0.46 in. ReachGap Size : 0.035 in.Recommended Use : PerformanceHeat Range : 4Thread Size : 14 mm thread size
Professional Platinum Series Spark Plug, Sold individually
AC Delco®
Professional Platinum Series Spark Plug, Sold individually
Part Number: AC41-803
Guaranteed to Fit
$13.99
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
Product Details
Notes : 14 mm headSeries : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Sold individuallyWarranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.2 mm ReachGap Size : 0.045 in.Thread Size : 14 mm thread size
Professional Platinum Series Spark Plug, Set of 8
AC Delco®
Professional Platinum Series Spark Plug, Set of 8
Part Number: SET-AC41-803-8
Guaranteed to Fit
$59.99
Vehicle Fitment
  • 1991 Ford F-350 XL 8 Cyl 7.5L
  • 1991 Ford F-350 XLT Lariat 8 Cyl 7.5L
  • 1991 Ford F-350 Custom 8 Cyl 7.5L
Product Details
Series : Professional Platinum SeriesElectrode Tip Material : Platinum Electrode TipQuantity Sold : Set of 8Warranty : 7-year or unlimited mile AC Delco warrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.2 mm ReachGap Size : 0.045 in.Thread Size : 14 mm thread size
Standard Series Spark Plug, Sold individually
Denso®
Standard Series Spark Plug, Sold individually
Part Number: NP5013
Guaranteed to Fit
$9.49
Vehicle Fitment
  • 1991 Ford F-350 XLT Lariat 6 Cyl 4.9L
  • 1991 Ford F-350 Custom 6 Cyl 4.9L
  • 1991 Ford F-350 XL 6 Cyl 4.9L
Product Details
Notes : 13/16 in. hex size; Projected tip; Removable nut terminal type; Gasket seat style; Machine rolled threads; U-Groove electrode configurationSeries : Standard SeriesSpark Plug Code : MA20PR-UQuantity Sold : Sold individuallyWarranty : 1-year Denso limited WarrantyProp 65 Warning :

Warning SymbolWARNING: This product can expose you to chemical which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

Electrode Core Material : Copper Electrode CoreReach : 11.6 mm ReachGap Size : 0.7 mmHeat Range : 20Thread Size : 18 mm Thread Size
Page 1 of 4 | Showing 1 - 15 of 47 results

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AC Delco Professional Conventional Series Spark Plug, Set of 8
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My parts were just as described, fast shipping, excellent seller, will definitely be See More
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AC Delco Professional Conventional Series Spark Plug, Sold individually
$2.99( Review)
A/C Delco are premium quality, always reliable spark plugs. The others may offer hotSee More
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