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1991 GMC R3500
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Price Match Guarantee
60-Day Returns
Lifetime Replacement
1991 GMC R3500

1991 GMC R3500 Pistons

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Piston - Direct Fit, Set of 8
DNJ®
Piston - Direct Fit, Set of 8
Part Number: DNJP3103
Guaranteed to Fit
$184.49
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
  • 1991 GMC R3500 Base 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
Product Details
Notes : With flat top and 1.54 in. comp. height; 2 x 2 x 4.8 mmWarranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : Set of 8Prop 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.

Size : StandardProduct Fit : Direct Fit
Piston - Direct Fit, Set of 8
DNJ®
Piston - Direct Fit, Set of 8
Part Number: DNJP310330
Guaranteed to Fit
$183.49
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
  • 1991 GMC R3500 Base 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
Product Details
Notes : With flat top and 1.54 in. comp. height; 2 x 2 x 4.8 mmWarranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : Set of 8Prop 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.

Size : 0.30 mm overProduct Fit : Direct Fit
Piston - Sold individually
Mahle®
Piston - Sold individually
Part Number: MAH2243543WR
Guaranteed to Fit
$43.49
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L Compression Standard; Piston With Rings; Piston Top Recessed Head With 4 Valve Reliefs
  • 1991 GMC R3500 Base 8 Cyl 5.7L Compression Standard; Piston With Rings; Piston Top Recessed Head With 4 Valve Reliefs
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : Sold individuallyProp 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 Series
Piston - Set of 8
Mahle®
Piston - Set of 8
Part Number: MAH2243543WR060
Guaranteed to Fit
$41.99
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L Compression Standard; Piston With Rings; Piston Top Recessed Head With 4 Valve Reliefs
  • 1991 GMC R3500 Base 8 Cyl 5.7L Compression Standard; Piston With Rings; Piston Top Recessed Head With 4 Valve Reliefs
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : Set of 8Prop 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.

Series : OE Replacement Series
Piston - Direct Fit, Sold individually
Mahle®
Piston - Direct Fit, Sold individually
Part Number: MAHS2243543030
Guaranteed to Fit
$50.49
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L Piston Without Rings; Piston Qualifier UCR - 5/64", LCR - 5/64", OCR - 3/16"; Piston Top Recessed With 4 Valve Reliefs; Compression 1.548
  • 1991 GMC R3500 Base 8 Cyl 5.7L Piston Without Rings; Piston Qualifier UCR - 5/64", LCR - 5/64", OCR - 3/16"; Piston Top Recessed With 4 Valve Reliefs; Compression 1.548
Product Details
Warranty : 1-year Mahle limited warrantyQuantity Sold : Sold individuallyProp 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 - Direct Fit, Set of 8
DNJ®
Piston - Direct Fit, Set of 8
Part Number: DNJP310340
Guaranteed to Fit
$185.99
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
  • 1991 GMC R3500 Base 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
Product Details
Notes : With flat top and 1.54 in. comp. height; 2 x 2 x 4.8 mmWarranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : Set of 8Prop 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.

Size : 0.40 mm overProduct Fit : Direct Fit
Piston - Direct Fit, Set of 8
DNJ®
Piston - Direct Fit, Set of 8
Part Number: DNJP310360
Guaranteed to Fit
$159.99
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
  • 1991 GMC R3500 Base 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
Product Details
Notes : With flat top and 1.54 in. comp. height; 2 x 2 x 4.8 mmWarranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : Set of 8Prop 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.

Size : 0.60 mm overProduct Fit : Direct Fit
Piston - Direct Fit, Set of 8
DNJ®
Piston - Direct Fit, Set of 8
Part Number: DNJP310320
Guaranteed to Fit
$186.49
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
  • 1991 GMC R3500 Base 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
Product Details
Notes : With flat top and 1.54 in. comp. height; 2 x 2 x 4.8 mmWarranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : Set of 8Prop 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.

Size : 0.20 mm overProduct Fit : Direct Fit
Piston - Direct Fit, Set of 8
DNJ®
Piston - Direct Fit, Set of 8
Part Number: DNJP3103A
Guaranteed to Fit
$162.49
Vehicle Fitment
  • 1991 GMC R3500 SLE 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
  • 1991 GMC R3500 Base 8 Cyl 5.7L VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC
Product Details
Warranty : 1 year or 12,000-mile DNJ limited warrantyQuantity Sold : Set of 8Prop 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
Page 1 of 1 | Showing 1 - 9 of 9 results

Popular Products

Product Questions & Answers

DNJ Piston - Direct Fit, Set of 8
$162.49
Q:What is the compression ratio? Want as close to 10:1 as
Mark V.
A:BEST ANSWERHello! These will be closer to 9:1 depending on the cylinder heads and headgaskets that you use. Show less
Mitchell D.
 
1 Question, 1 AnswerView all Q&As >
DNJ Piston - Direct Fit, Set of 8
$186.49
Q:This says that the pistons are .2 mm oversize. This comes out to .007 thousands inches oversize. Is this correct? Pistons are usually oversized in multiples of .010 inches ( .010, .020, etc. Thanks. Show Less
Leadfoot
A:BEST ANSWERHello! These pistons are .020in overbore. Thank you for pointing out the catalog error - I will forward to the product team. Show less
Mitchell D.
 
1 Question, 1 AnswerView all Q&As >