{
    "lazyNodes": false,
    "abFitnotesFlag": false,
    "abCrawlReviews": false,
    "productOptionsCookie": false,
    "orderDelayFlag": false,
    "skipSessionCookie": false,
    "covidMessage": false,
    "fullTitleCookie": false,
    "nrLoggerCookie": false,
    "checkoutReviewCookie": false,
    "productOptionSeqCookie": false,
    "maintenanceFlag": false,
    "bufferETACookie": false,
    "multiShippingDiscountFlag": false,
    "newFitmentFlag": false,
    "surveyOptInFlag": false,
    "crossSellFlag": false,
    "skuMappingFlag": false,
    "paySplitCookie": false,
    "callDisableFlag": false,
    "zipPaymentFlag": "u",
    "hassleFreeReturn": false,
    "lifetimeReplacement": false,
    "cpn_off": false
}
1991 Ford F-150
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
1991 Ford F-150

1991 Ford F-150 Piston Ring Sets

Refine by:

Shop Catalog

Showing 1 - 15 of 28 results
Display item:
15
30
45
Sort by:
Piston Ring Set - Direct Fit, Set
DNJ®
Piston Ring Set - Direct Fit, Set
Part Number: DNJPR3103A
Guaranteed to Fit
$37.49
Vehicle Fitment
  • 1991 Ford F-150 XLT Lariat 8 Cyl 5.8L
  • 1991 Ford F-150 XL 8 Cyl 5.8L
  • 1991 Ford F-150 Custom 8 Cyl 5.8L
Product Details
Warranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : SetSize : 2 x 2 x 4.8 mmProp 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.

Product Fit : Direct Fit
Piston Ring Set - Direct Fit, Set
DNJ®
Piston Ring Set - Direct Fit, Set
Part Number: DNJPR1141
Guaranteed to Fit
$56.99
Vehicle Fitment
  • 1991 Ford F-150 XL 8 Cyl 5.0L
  • 1991 Ford F-150 XLT Lariat 8 Cyl 5.0L
  • 1991 Ford F-150 Custom 8 Cyl 5.0L
Product Details
Warranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : SetSize : 1.5 x 1.5 x 4 mmProp 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.

Product Fit : Direct Fit
Piston Ring Set - Direct Fit, Set
Mahle®
Piston Ring Set - Direct Fit, Set
Part Number: MAH50564CP060
Guaranteed to Fit
$29.99
Vehicle Fitment
  • 1991 Ford F-150 XLT Lariat 8 Cyl 5.8L VIN H, With HO Engine, Engine Set, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Size 0.060in
  • 1991 Ford F-150 XL 8 Cyl 5.8L VIN H, With HO Engine, Engine Set, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Size 0.060in
  • 1991 Ford F-150 Custom 8 Cyl 5.8L VIN H, With HO Engine, Engine Set, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Size 0.060in
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : SetProp 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.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Piston Ring Set - Direct Fit, Set
DNJ®
Piston Ring Set - Direct Fit, Set
Part Number: DNJPR3125C60
Guaranteed to Fit
$33.99
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L
  • 1991 Ford F-150 XL 6 Cyl 4.9L
Product Details
Warranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : SetProp 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.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Piston Ring Set - Direct Fit, Set
DNJ®
Piston Ring Set - Direct Fit, Set
Part Number: DNJPR3125C40
Guaranteed to Fit
$33.99
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L
  • 1991 Ford F-150 XL 6 Cyl 4.9L
Product Details
Warranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : SetProp 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.

Recommended Use : OE ReplacementProduct Fit : Direct Fit
Piston Ring Set
DNJ®
Piston Ring Set
Part Number: DNJPR3125C30
Guaranteed to Fit
$33.99
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L
  • 1991 Ford F-150 XL 6 Cyl 4.9L
Piston Ring Set - Direct Fit, Set
DNJ®
Piston Ring Set - Direct Fit, Set
Part Number: DNJPR3125C
Guaranteed to Fit
$33.99
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L
  • 1991 Ford F-150 XL 6 Cyl 4.9L
Product Details
Notes : Cast ringWarranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : SetSize : 2 x 2 x 4.8 mmProp 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.

Product Fit : Direct Fit
OE Replacement Series Piston Ring Set - Direct Fit, Set
Mahle®
OE Replacement Series Piston Ring Set - Direct Fit, Set
Part Number: MAH50664CP
Guaranteed to Fit
$35.99
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L VIN Y, Size Standard, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L VIN Y, Size Standard, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 XL 6 Cyl 4.9L VIN Y, Size Standard, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : SetProp 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 PartsSeries : OE Replacement SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
Piston Ring Set - Direct Fit, Set
DNJ®
Piston Ring Set - Direct Fit, Set
Part Number: DNJPR3125
Guaranteed to Fit
$35.49
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L
  • 1991 Ford F-150 XL 6 Cyl 4.9L
Product Details
Warranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : SetSize : 2 x 2 x 4.8 mmProp 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.

Product Fit : Direct Fit
Piston Ring Set - Set
Mahle®
Piston Ring Set - Set
Part Number: MAH50564CP030
Guaranteed to Fit
$40.49
Vehicle Fitment
  • 1991 Ford F-150 XLT Lariat 8 Cyl 5.8L VIN H, With HO Engine, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Size 0.030in
  • 1991 Ford F-150 XL 8 Cyl 5.8L VIN H, With HO Engine, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Size 0.030in
  • 1991 Ford F-150 Custom 8 Cyl 5.8L VIN H, With HO Engine, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Size 0.030in
Product Details
Warranty : 24-month or 24,000-mile limited warrantyQuantity Sold : SetProp 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 PartsRecommended Use : OE Replacement
Piston Ring Set - Set
Mahle®
Piston Ring Set - Set
Part Number: MAH51497CP
Guaranteed to Fit
$59.49
Vehicle Fitment
  • 1991 Ford F-150 XL 8 Cyl 5.0L VIN N, Naturally Aspirated, OHV Engine, GAS, Ford, 16 Valve, Size Standard, Ring Type UCR:BT-10, LCR:THM-13, OCR: CP-20, Shallow Groove, Axial Height UCR-1.5mm, LCR-1.5mm, OCR-4.0mm
  • 1991 Ford F-150 XLT Lariat 8 Cyl 5.0L VIN N, Naturally Aspirated, OHV Engine, GAS, Ford, 16 Valve, Size Standard, Ring Type UCR:BT-10, LCR:THM-13, OCR: CP-20, Shallow Groove, Axial Height UCR-1.5mm, LCR-1.5mm, OCR-4.0mm
  • 1991 Ford F-150 Custom 8 Cyl 5.0L VIN N, Naturally Aspirated, OHV Engine, GAS, Ford, 16 Valve, Size Standard, Ring Type UCR:BT-10, LCR:THM-13, OCR: CP-20, Shallow Groove, Axial Height UCR-1.5mm, LCR-1.5mm, OCR-4.0mm
Product Details
Warranty : 24-month or 24,000-mile limited warrantyQuantity Sold : SetProp 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 PartsRecommended Use : OE Replacement
Piston Ring Set - Set of 30
Mahle®
Piston Ring Set - Set of 30
Part Number: MAH40664CP
Guaranteed to Fit
$49.49
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L VIN Y, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Size Standard, Ring Type UCR:RF-13PF, LCR:RBT-10, OCR: CP-20
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L VIN Y, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Size Standard, Ring Type UCR:RF-13PF, LCR:RBT-10, OCR: CP-20
  • 1991 Ford F-150 XL 6 Cyl 4.9L VIN Y, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in, Size Standard, Ring Type UCR:RF-13PF, LCR:RBT-10, OCR: CP-20
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : Set of 30Prop 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.

OE Replacement Series Piston Ring Set - Direct Fit, Set
Mahle®
OE Replacement Series Piston Ring Set - Direct Fit, Set
Part Number: MAH40564CP
Guaranteed to Fit
$61.99
Vehicle Fitment
  • 1991 Ford F-150 XLT Lariat 8 Cyl 5.8L VIN H, With HO Engine, Ring Type UCR:RF-13PF, LCR:RBT-10, OCR: CP-20, Size Standard, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 XL 8 Cyl 5.8L VIN H, With HO Engine, Ring Type UCR:RF-13PF, LCR:RBT-10, OCR: CP-20, Size Standard, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 Custom 8 Cyl 5.8L VIN H, With HO Engine, Ring Type UCR:RF-13PF, LCR:RBT-10, OCR: CP-20, Size Standard, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : SetProp 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 PartsSeries : OE Replacement SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
OE Replacement Series Piston Ring Set - Direct Fit, Set
Mahle®
OE Replacement Series Piston Ring Set - Direct Fit, Set
Part Number: MAH40451
Guaranteed to Fit
$64.99
Vehicle Fitment
  • 1991 Ford F-150 XLT Lariat 8 Cyl 5.8L VIN H, With HO Engine, Size Standard, Ring Type UCR:RF-13U, LCR:BT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 XL 8 Cyl 5.8L VIN H, With HO Engine, Size Standard, Ring Type UCR:RF-13U, LCR:BT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 Custom 8 Cyl 5.8L VIN H, With HO Engine, Size Standard, Ring Type UCR:RF-13U, LCR:BT-10, OCR: CP-20, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : SetProp 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 PartsSeries : OE Replacement SeriesRecommended Use : OE ReplacementProduct Fit : Direct Fit
Piston Ring Set - Set
Mahle®
Piston Ring Set - Set
Part Number: MAH50664CP040
Guaranteed to Fit
$68.49
Vehicle Fitment
  • 1991 Ford F-150 Custom 6 Cyl 4.9L VIN Y, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Size 0.040in, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 XLT Lariat 6 Cyl 4.9L VIN Y, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Size 0.040in, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
  • 1991 Ford F-150 XL 6 Cyl 4.9L VIN Y, Ring Type UCR:BT-10, LCR:RBT-10, OCR: CP-20, Size 0.040in, Axial Height UCR-5/64in, LCR-5/64in, OCR-3/16in
Product Details
Warranty : 24-month or 24,000-mile limited warrantyQuantity Sold : SetProp 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 PartsRecommended Use : OE Replacement
Page 1 of 2 | Showing 1 - 15 of 28 results

Popular Products

Helpful Automotive Resources

How to Unseize Rusted Pistons
How to Unseize Rusted PistonsIn fact, vinegar could be the best way to remove rust from an engine block because it’s quite affordable compared to other solutions.
Is Water Coming Out Of Your Tailpipe While Running? Here’s Why
Is Water Coming Out Of Your Tailpipe While Running? Here’s WhyThis isn’t something to be alarmed about. The leak should stop as soon as your engine warms up. If the water drip doesn’t stop after a few minutes, you might be dealing with a complicated issue. Catalytic Converter Operation Your catalytic converter reduces the pollutants that your exhaust releases into the environment.
Replacing Piston Rings: 5 Signs It’s Time for a Replacement
Replacing Piston Rings: 5 Signs It’s Time for a ReplacementDamaged piston rings are a liability that can get you and nearby drivers in serious trouble, so knowing when to replace them is paramount. Inspect them when you notice the following telltale signs to determine whether it’s time for a replacement: Engine Misfires and Rough Idling
Why Is My Car Burning So Much Gas?
Why Is My Car Burning So Much Gas?If your oxygen sensors are dirty, they can give incorrect measurements. This can trigger your fuel injectors to deliver more fuel to the engine than what’s needed. Spark Plug Issues
What Is a Stroker Engine?
What Is a Stroker Engine?Engine displacement refers to the total volume of the cylinders swept by pistons during a stroke. It’s usually measured in cubic centimeters, cubic inches, or liters. If you could capture all the air that passes through all the cylinders on an engine during two full crankshaft revolutions, this volume of
Common Reasons Why Your Engine Oil Smells Like Gas
Common Reasons Why Your Engine Oil Smells Like GasIn many cases, piston ring blow-by is the culprit for why oil smells like gas. Blow-by refers to the event where air-fuel mixture or exhaust gasses escape the engine past the piston rings and gaps in the cylinder walls.