{
    "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 GMC Jimmy
1
0
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Price Match Guarantee
60-Day Returns
Lifetime Replacement
Guaranteed to Fit1991 GMC Jimmy Change Vehicle

DNJ®
1991 GMC Jimmy - Piston - Direct Fit, Set of 8

Tap image and pinch to zoom.
$185.99
Manufacturer #P3103.20
Guaranteed to Fit1991 GMC Jimmy Change Vehicle
Qty:
1

Your Vehicle Fit Details

Vehicle Name
Submodel
Engine
Fitment Information
1991 GMC Jimmy
Base
8 Cyl 5.7L
VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC

Highlights

Part:
Piston
Brand:
DNJ
Notes:
With flat top and 1.54 in. comp. height; 2 x 2 x 4.8 mm
Warranty:
1 year or 12,000-mile DNJ limited warranty
Quantity Sold:
Set of 8
Prop 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
Size:
0.20 mm over
Fitnotes:
VIN K, OHV Engine, With Chevrolet Engine, 16 Valve, Must Use With PR3103A or PR3103AC

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1967 Chevrolet Camaro
RS
8 Cyl 5.7L
OHV Engine, 16 Valve, Must Use With PR3103A or PR3103AC
1967-1972 Chevrolet Camaro
SS
8 Cyl 5.7L
OHV Engine, 16 Valve, Must Use With PR3103A or PR3103AC
1968 Chevrolet Chevy II
Nova
8 Cyl 5.7L
OHV Engine, 16 Valve, Must Use With PR3103A or PR3103AC
1969 Chevrolet Chevelle
300 Deluxe
8 Cyl 5.7L
OHV Engine, 16 Valve, Must Use With PR3103A or PR3103AC
1969-1972 Chevrolet Biscayne
Base
8 Cyl 5.7L
OHV Engine, 16 Valve, Must Use With PR3103A or PR3103AC
Page 1 of 122 | Showing 1 - 5 of 610 results

Product Information

DNJ OE REPLACEMENT PISTONS

Keep your engine in excellent working condition by replacing damaged pistons with the OE-style fit and performance delivered by DNJ's OE replacement pistons. Since 1986, DNJ Engine Components has supplied the automotive aftermarket with a full line of domestic and Japanese engine parts.

  • Precision-engineered to provide OE-style fit and performance
  • Made with highly durable materials for lasting strength and service
  • Promotes excellent engine working condition
  • Offered by engine component experts with over 30 years of experience in the industry
  • Hassle-free to install
Need help?Call our product expert1-866-529-0412
Chat with us
Mondays - Sundays7am - 11pm ET | 4am - 8pm PT
Warranty Policy
Right parts, guaranteed. If you find any defects, let us know within 60 days and we’ll take care of it. Check out our Warranty Policy for more details.
Shipping Policy
We ship fast so you can get on the road that much faster. Check out our Shipping Policy for more details.
Easy Return Policy
We’re only happy if you’re happy. If you’re not entirely satisfied with your order, you may be entitled to a refund. Check out our Return Policy for more details.

Product Q&A

0
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.LeadfootFeb 02, 2022
Best Answer:Hello! These pistons are .020in overbore. Thank you for pointing out the catalog error - I will forward to the product team.
Mitchell D.STAFFFeb 02, 2022