ACDelco R44LTSM Conventional Spark Plug

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ACDelco - R44LTSM - Spark Plug
  • ACDelco - R44LTSM - Spark Plug
  • ACDelco - R44LTSM - Spark Plug
  • ACDelco - R44LTSM - Spark Plug

Description

This is a conventional spark plug designed for reliable ignition.

  • Provides dependable starting and consistent performance.
  • Helps ensure efficient fuel combustion.
  • Contributes to smooth engine operation.

For more technical details and/or manufacturers product guides, email us.

Most orders leave our warehouse within 1 business day unless otherwise noted.
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Features

  • Pre-Gap Size 1:0.04 (IN)
  • Pre-Gap Size 2:1.12 (MM)
  • Weight (lb):0.4
  • Thread Diameter (in):0.55
  • Reach 1:0.68 (IN)
  • Reach 2:17.25 (MM)
  • Ground Electrode Quantity:1
  • Height (in):1.1
  • Width (in):3.5
  • Manufacturer Heat Range:4
  • Length (in):4.1
  • Hex Size (in):5/8
  • Thread Diameter (mm):14
  • Product Description:ACDelco GM Original Equipment Conventional Spark Plugs are designed, engineered, and tested to rigor
  • Features & Benefits - 1:ACDelco GM Original Equipment parts are designed, engineered and tested to rigorous standards, and a
  • Features & Benefits - 2:Available for use in Marine applications
  • Features & Benefits - 3:Black Onyx coating helps reduce corrosion
  • Features & Benefits - 4:Copper core provides great heat transfer and helps maximize plug durability
  • Features & Benefits - 5:GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac v
  • Features & Benefits - 6:Ribbed suppressor seal extends resistance and helps prevent spark 'flash over' and misfires
  • Features & Benefits - 7:Nickel-chrome alloy sheathing helps prevent corrosion on center electrode
  • Features & Benefits - 8:Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDe
  • Good Maintenance Practice 1:Apply dielectric grease into the boot area to reduce the chance of exterior tracking on the buttress
  • Good Maintenance Practice 2:Grasp the spark plug boot and gently rotate it 90 degrees counterclockwise. Pull the spark plug boot
  • Good Maintenance Practice 3:Brush or air blast dirt away from the well areas before removing spark plugs. CAUTION: Use goggles t
  • Good Maintenance Practice 4:Install spark plugs or glow plugs to the proper torque per the manufacturers specification.
  • Good Maintenance Practice 5:Before installing new spark plugs, use a gap guide to make sure your new spark plugs have the correc
  • Good Maintenance Practice 6:Remove each spark plug and place each one in a tray by cylinder number. This will help identify and
  • Good Maintenance Practice 7:Use the correct deep socket size to loosen each spark plug one or two turns. NOTE: To remove spark p
  • Good Maintenance Practice 8:Visually inspect spark plugs for signs of wear. Follow these steps for removing spark plugs for insp
  • Center Electrode Core Material:Copper
  • Signs of Wear & Troublesh 1:Damaged spark plug boots
  • Signs of Wear & Troublesh 2:Chipped or broken insulator tips
  • Signs of Wear & Troublesh 3:Lack of acceleration or loss of speed when driving uphill under load
  • Signs of Wear & Troublesh 4:Signs of wear for spark plugs include but are not limited to:
  • Signs of Wear & Troublesh 5:Cracks in the upper or lower portion of the spark plug insulator
  • Signs of Wear & Troublesh 6:Your engine having trouble starting, hesitating, or cutting out
  • Ground Electrode Core Material:Nickel
  • Center Electrode Tip Mate:Nickel Alloy
  • Seat Type:Tapered
  • Resistor Type:Yes
  • Hex Size:15.88 MM
  • Insulator Height 1:51.46 (MM)
  • Insulator Height 2:2.03 (IN)
  • Insulator Material:ES703
  • Ground Electrode Tip Design:Standard
  • Ground Configuration:Standard
  • Electrical Terminal Type:Non-Removable Nut
  • Grade Type:Regular
  • Hex Type:Hex
  • Center Electrode Design:Standard
  • Washer (s) Included:No
  • Thread Size:M14 - 1.25
  • Programming Required:No
  • FAQ - Question 1:Is there a recommended interval for changing my vehicle s spark plugs?
  • FAQ - Answer 1:Yes, this interval depends on what type of spark plug your vehicle requires. Refer to your owner s m
  • FAQ - Question 2:Should I change all of my vehicle s spark plugs at the same time?
  • FAQ - Answer 2:Yes, if it is the scheduled time for spark plug replacement. It is okay to replace one spark plug if
  • FAQ - Question 3:Does a diesel engine require a different type of plug than a gas engine?
  • FAQ - Answer 3:Yes. Diesel engines require glow plugs because diesel engines operate differently than gas engines.
  • FAQ - Question 4:Are ACDelco spark plugs pre-gapped?
  • FAQ - Answer 4:Yes. When ACDelco spark plugs are manufactured, they are pre-gapped to the correct gap specification
  • FAQ - Answer 5:Not always, but you should inspect your spark plug wires for wear when replacing your spark plugs. R
  • FAQ - Question 5:When I replace my spark plugs, should I also replace my spark plug wires?
  • FAQ - Question 6:What is pre-ignition and can it damage my engine?
  • FAQ - Answer 6:Yes, pre-ignition can cause serious damage to your engine. Pre-ignition is the ignition of fuel befo
  • FAQ - Question 7:Can I just clean my spark plugs instead of replacing them?
  • FAQ - Answer 7:No, cleaning your old spark plugs is not recommended. Dirty, fouled spark plugs may also have broken
  • FAQ - Question 8:Does ACDelco have marine spark plugs?
  • FAQ - Answer 8:Yes, ACDelco has marine spark plugs for many applications.
  • Interchange - ALLIANCE OE BOSCH SPARK PLUGS:7579
  • Interchange - AUTOLITE:APP5245 5245 AP5245
  • Interchange - AUTOPART INTERNATIONAL:ACDR44LTSM
  • Interchange - AUTOZONE/ACDELCO:15
  • Interchange - AUTOZONE/AUTOLITE:APP5245 APP646 5143 AP5144 5144 AP5143 APP5144 646 AP5245 AP646 5245
  • Interchange - AUTOZONE/BOSCH:7582
  • Interchange - AUTOZONE/CHAMPION SPARK PLUGS:15
  • Interchange - AUTOZONE/DENSO:5022 IT16 T16EPR-U 5325
  • Interchange - BOSCH:HR9LCX HR9LCX 7582 7582 7982 7982
  • Interchange - BOSCH BASE:HR9LCX 7582
  • Interchange - CARQUEST:15
  • Interchange - CARQUEST/CHAMPION SPARK PLUGS:15
  • Interchange - CHAMPION SPARK PLUGS:15
  • Interchange - DENSO:5325 T16EPR-U 5022 IT16 IT16 5022 5325 T16EPR-U
  • Interchange - E3 SPARK PLUGS:E3.54
  • Interchange - GENERAL MOTORS OE:19157998
  • Interchange - MIGHTY:GRF43
  • Interchange - MOTORCRAFT:AGSF43C SP-461
  • Interchange - NAPA CANADA/AC DELCO SPARK PLUGS - ACP:R44LTSM 3 6
  • Interchange - NAPA CANADA/AUTOLITE SPARK PLUGS- AUT:APP5144 646 AP5245 AP646 5245 APP646 APP5245 5143 AP5144 5144 AP5143
  • Interchange - NAPA CANADA/NGK SPARK PLUGS - NGB:2238 7397 7300 7243 3716 7159 3186 2683 3754 7060 7316 2815
  • Interchange - NAPA/AC SPARK PLUGS-AC:R44LTSM 3 6
  • Interchange - NAPA/AUTOLITE - AUT:AP5245 5245 APP5245
  • Interchange - NAPA/DENSO-DEN:5325 5022
  • Interchange - NAPA/E3 SPARK PLUGS-EEE:E362 E354
  • Interchange - NAPA/NGK SPARK PLGS-OXYGEN SENS-NGK:3754 7300 2238
  • Interchange - NGK CANADA BASE NUMBERS:TR5 TR4IX TR4 3754 2238 TR4GP
  • Interchange - NGK CANADA STOCK NUMBERS:2815 3754 4392 7300 2238
  • Interchange - NGK USA BASE NUMBERS:TR5 TR4GP TR4 TR4IX
  • Interchange - NGK USA STOCK NUMBERS:2238 7300 2815 3754
  • Interchange - OMNIPARTS:IT16TT PT16TT
  • Interchange - TIMKEN:4392
  • Applications 1:Avanti (4), 2001 - 2004
  • Applications 2:Buick (4), 1987 - 1993
  • Applications 3:Buick (9), 1987 - 1993
  • Applications 4:Buick (8), 2004 - 2009
  • Applications 5:Cadillac (2), 1987 - 1988
  • Applications 6:Cadillac (32), 2002 - 2010
  • Applications 7:Chevrolet (22), 1987 - 1997
  • Applications 8:Chevrolet (31), 1987 - 1994
  • Applications 9:Chevrolet (148), 1999 - 2010
  • Applications 10:GMC (115), 1999 - 2010
  • Applications 11:Hummer (12), 2003 - 2010
  • Applications 12:Isuzu (1), 1997 - 1997
  • Applications 13:Isuzu (4), 2003 - 2006
  • Applications 14:Oldsmobile (3), 1987 - 1993
  • Applications 15:Oldsmobile (13), 1987 - 1993
  • Applications 16:Pontiac (6), 1987 - 1997
  • Applications 17:Pontiac (20), 1987 - 1994
  • Applications 18:Pontiac (13), 1999 - 2009
  • Applications 19:Saab (5), 2005 - 2009
  • Applications 20:Workhorse (9), 2004 - 2005

Reviews

Details

Product Details:

  • Manufacturer:ACDelco
  • Part Number:R44LTSM
  • UPC:808709586456
  • Sold in QTY:1
  • Condition:New
  • Country of Origin:Canada

Prop65

WARNING: May cause Cancer and/or Reproductive Harm - www.P65Warnings.ca.gov About California Proposition 65
ACDelco R44LTSM Conventional Spark Plug
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ACDelco R44LTSM Conventional Spark Plug

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  • ★★★★★Thank you so much,— Jim, CA
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Most orders leave our warehouse within 1 business day unless otherwise noted. Add the item to your cart to see shipping cost and any tax.
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Most items can be returned within 30 days of delivery if they are unused and in their original, undamaged packaging. Email us for a Return Authorization (RA) number first, and make sure the item reaches our warehouse within those 30 days. A 15% restocking fee applies and you pay return shipping, unless the item is defective or the mistake was ours. Special orders and items marked No Return can't be returned. Full return policy.
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Many items do. When this one has them, the price breaks are listed with the price above, and the price updates as you change the quantity. Need a larger quantity than we show? Ask us.
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Yes. This item is new and in its original ACDelco packaging unless the description above says otherwise.

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