{
    "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
}
Select your vehicle
Vehicle Info Required to Guarantee FitAdd Vehicle

AC Delco®
SET-ACR42LTS-8 Professional Conventional Series Spark Plug, Set of 8

Tap image and pinch to zoom.
$28.99
Manufacturer #SET-ACR42LTS-8
Vehicle Info Required to Guarantee FitAdd Vehicle
Qty:
1

Included in This Kit

Qty
Part
Brand
Location
Replaces OE Number
Spark Plug
AC Delco
-
-

Highlights

Brand:
Series:
Professional Conventional Series
Spark Plug Code:
R42LTS
Electrode Tip Material:
Nickel alloy Electrode Tip
Quantity Sold:
Set of 8
Warranty:
24-months or unlimited mile AC Delco limited warranty
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.

Electrode Core Material:
Copper Electrode Core
Gap Size:
0.032 in.
Reach:
17.55 mm Reach
Thread Size:
14 mm thread size

Vehicle Fitment Information

Vehicle Name
Submodel
Engine
Fitment Information
1990-1991 Audi V8 Quattro
Base
8 Cyl 3.6L
FI, DOHC, 32 Valve
1991-1992 Lincoln Town Car
Base
8 Cyl 4.6L
FI, SOHC, 16 Valve
1991-1992 Lincoln Town Car
Cartier
8 Cyl 4.6L
FI, SOHC, 16 Valve
1991-1992 Lincoln Town Car
Cypress
8 Cyl 4.6L
FI, SOHC, 16 Valve
1991-1992 Lincoln Town Car
Executive
8 Cyl 4.6L
FI, SOHC, 16 Valve
Page 1 of 60 | Showing 1 - 5 of 300 results

Product Information

ACDELCO CONVENTIONAL OE REPLACEMENT SPARK PLUGS

Choose ACDelco’s Conventional OE replacement spark plugs for reliable firing and superior protection against rust and carbon fouling. Established in 1899, ACDelco manufactures original GM parts and premium OE replacement parts for other brands in the automotive aftermarket.

  • Strictly manufactured to provide reliable function
  • Copper-core electrode optimizes heat transfer and protects against carbon fouling
  • Ground and center electrode sheathing made with nickel-chrome alloy to prevent rust
  • Widespread coverage includes most older models
  • Hot-tip insulator designed for hot, rapid firing
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
Are these already gapped?Shaladria P.Jul 11, 2023
Best Answer:Hi Shaladria, thank you for reaching out. Yes, they are. You can click the link below to order the set while stocks last. Have a good one! <a href="https://www.turnto.com/moderation/qall?siteId=1556&siteSel=1556&offset=0&max=40?can=cpab2020_csqa_20230711" target="_blank">https://www.turnto.com/moderation/qall?siteId=1556&siteSel=1556&offset=0&max=40?can=cpab2020_csqa_20230711</a>
Andrew B.STAFFJul 11, 2023

Customer Reviews

Excellent condition and fits perfectly
Ebony G.
VERIFIED PURCHASER
Purchased on Aug 08, 2024
I bought these for my 1998 gmc sierra. They work good. But I'm going to have to upgrade to platinum for more power 🤣😂
Robert F.
VERIFIED PURCHASER
Purchased on Sep 02, 2024
Works great
Lester J.
VERIFIED PURCHASER
Purchased on Sep 29, 2024