ac delco mr43t vs mr43lts

The only reason Mercs come with AC Delco is becasue that is what GM installs when they build the motors. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. ACDelco is a true OEM parts brand offering 90,000+ auto parts for Chevy, Buick, GMC, Cadillac, discontinued, and non-GM cars or trucks. We also stock a large selection of other spark plugs from AC & NGK at low prices. then again replaced by AC-41-101 (Iridium) My engine is a 5.0 gl-e 4012160010 I guess my question is which plug is correct and why. The MR43T is for sure still made. There is no MR43TS. After research I found that they were replaced by the AC-41-993. Currently, there are AC Delco MR43LTS plugs in there. Delivery: Dec 21-22. Standard Delivery. Shop by category. Guide, Boat ALL THE PARTS YOUR CAR WILL EVER NEED ® Show Prices In . Boat Repair, Boat Paint & The counter person can also help is you tell him year / GM350 small block. The kind of firepower you expect from ACDelco. Cross Reference Spark Plug. Line: ACDelco. Hardware, Boat Seat AC Delco Spark plug part # is MR43T. ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. Part # R43TS. item 1 Quality AC Delco Spark Plug MR43LTS 12 Month 12,000 Mile Warranty 1 - Quality AC Delco Spark Plug MR43LTS 12 Month 12,000 Mile Warranty. Locate parts near you. Product Cross Reference. Winches, Boat Motor Supports & Visit our site for coupons and promotions. Covers, Other ACCOUNT, Find Brand: AC Delco Spark Plugs ... AC Delco Spark Plugs Spark Plug AC#Mr43Lts Resistor 8 Mr43Ltx $3.99 $0.00. Maintenance, Boat Cleaners & Tops, Other Tubes, Shop Covers, Boat Wiring & Harware, Marine Nuts, Bolts, & Read more. Jacks, Boat Trailer Brakes & Accessories, Big Jon Maintenance, Pumps and The TR5 is the equivalent to the MR43LTS. You must log in or register to reply here. Pickup In Store. ACDelco. I bought plugs, giving the engine desription above and not paying close attention to the Delco part number, and got AC MR43T gapped at 0.035". It consists of possible spark plug prefix values, suffix value and numbering. Im planning to do … Visit our site for coupons and promotions. They will just as well, if not better. 33-803990 Spark Plug $13.50 each Line: ACDelco. They are also available for Marine applications. ac mr43lts or ac mr43t I purchased a 1996 190 Sammy Duval, Ran great for a few weeks and then on occasion would loose power at WOT, would not go over 3000rpm or sometimes 2000, engine would just bog down. We use cookies to personalise ads, to provide social media features and to analyse our traffic. Deals, Boat Seats Shop by category. Well, Napa does, but they only have 4 in stock. & Circuit I did a few more hours of research... found out the higher the number of the AC Delco plugs, the hotter it is vs. colder as I initially thought. PFDs, Roof Racks, Carriers, 48 replacement spark plugs for AC DELCO MR43T. Honda 5hp Outboard, Boat MerCruiser Spark Plug Recommendations THE INFORMATION IN THIS DOCUMENT IS CONFIDENTIAL AND PROTECTED BY COPYRIGHT AND IS THE PROPERTY OF MERCURY … Hardware, Marine The BR6FS is the NGK equivalent to the MR43T, but it wasn't the OEM plug, which is still available. Covers, Boat Shrink Wrap SELECT STORE. They will just as well, if not better. shipping: + … AC DELCO. Possible replacement spark plugs for AC DELCO - MR43T. item 1 AC Delco MR43-T Specialty Marine Spark Plug Crusader 97782 MerCruiser 33-8982640 - AC Delco MR43-T Specialty Marine Spark Plug Crusader 97782 MerCruiser 33-8982640. The Champion number that crosses directly is RV8C. Fenders, Boat Trailer Boats, Propeller Parts & Autolite spark plug heat range is generally indicated by the last digit of the part number. Copyright © 2019 IBOATS. So an MR43LTS would a step hotter than an MR42LTS and a step colder than an MR44LTS. Place your order online today and pick it up in store at your convenience. 33-863622001 Spark Plug $18.90 each AC 41-983 Fits MCM 496 Mag & HO and MIE 8.1L & HO. ACDelco Specialty Marine Spark Plugs are everyday replacement plugs designed for reliability and efficient performance in jet boats, inboards, outboards, and personal watercraft. Software, Digital Waxes, Boat Cleaning Help: Order Status & Returns: Log In or Create Account (Optional) Log Into My Account. If you compare two spark plugs side by side, the hotter plug will generally extend a little farther into the combustion chamber than will the colder of the two. (quantities of 8 or more, within united states). Part #: AC MR43T. You may also visit the Boat Motor Manuals section of our site to obtain a service manual. Bilge Pumps, Shop Distribution, ProMariner ProNautic We also share information about your use of our site with our social media, advertising and analytics partners. ACDELCO MR43LTS Spark Plug ALL THE PARTS YOUR CAR WILL EVER NEED Show Prices In US Dollars ($) Australian Dollars (AU$) Brazilian Real (R$) Canadian Dollars (CAD$) Swiss Francs (CHF) Euros (€) British Pounds (£) Japanese Yen (¥) Mexican Pesos (Mex$) Norwegian Krone (kr) New Zealand Dollars (NZ$) Winner’s Circle Our team is a circle of winners that would not be complete without every component working together as a well-oiled machine. Rails, Marine Tools & Tool Available for most older vehicle makes and models, ACDelco Spark Plug design features: * A copper … ACDelco Spark Plugs are precisely engineered and manufactured to provide everyday reliability and efficient performance, helping your engine run cleaner and longer. Deals, Camping & RV Anyone have an opinion of NGK? Use Cross References as a guide only. The R43TS is the same plug with a slightly extended tip. Won't have an opportunity to run the engine till next spring but don't expect to have any issues when I do. - Yogi Berra: Homeport: Hollywood Beach FL : DeeVee RO# 645. These are marine plugs not automotive. Protection, Dock Storage & Write a review. ACDelco. ADD TO CART. Transom Cable, Marine Batteries & From each member of our corporate team to every franchisee and their dedicated staff, our company culture is evident and the goal is the same: we work together every day to be the best we can be and to deliver the best service possible. Forums, Find The difference between the AC MR43T and the MR43LTS is the length of the plug, the threaded length. Products, Carbon Monoxide & Hardware, Boat Trailer Tables, Minn Kota Free shipping. Charts & Rollers, Boat Trailer Terminals, Marine Fuse Blocks & Downs, Couplers, Mounts, Bullet Skimmer, Paint and ACDelco GM OE (Professional) Iridium Spark Plugs are our latest in spark plug technology and an exact replacement for your vehicle’s original components. Lights, Boat Trailer Available at CarSparkPlugs.com: Price: 2.14 GBP GBP: 1x NGK Copper Core Spark Plug BR6FS (4323) Availability: In stock. Pumps, Marine Pump Replacement Create Password. This is a brand new Authentic General Motors marine base engine. We also share information about your use of our site with our social media, advertising and analytics partners. Part #: AC MR43LTS. & Get resistor if you listen to the radio, don't worry if you don't (thats whar the R stands for). ... New AC Delco OEM Part# 862029 MR43LTS @8 Compatible With Mercury Mercruiser Quicksilver. Deals, Electrical 3.0L AC MR43LTS 33-862029 1.14 mm (0.045 in.) Zincs, Generator Pricing is temporarily unavailable online for the part. AC MR43T plugs should fit. ACDelco MR43LTS Specialty Marine Spark Plug (Pack of 1) by ACDelco. Dollies, SportsStuff Great Big I read that the 41-932 is now replaced by 41-993. Pumps, Livewell Aerator Pumps Accessories, PWC Parts & Please wait for confirmation that your order is ready for pickup before proceeding to store. Biminis, View Trolling Motors, Shop Enter your search keyword Advanced: Daily Deals ... AC Delco MR43LTS Non-Automotive 5614210 Marine Spark Plug Mercury # 33-862029. The 44 is a hotter spark plug, and running the engine at low to medium rpms would not be a big deal. I put the MR43T plugs in gapped at 0.035" Switches, Shore Power & AC GPS Chartplotter and Fish Finder Combo, Find 1.This application listing is to be used as a guide only. I want to use the Iridium only if correct and good for marine use. Shop for ACDelco Spark Plug Part #: MR43T for your vehicle. Part Number: MR43T . Deals, Trailering for Sale, Buy A Accessories, Pontoon Bimini Good, bad, indifferent. 33-863622001 Spark Plug $18.90 each AC 41-983 Fits MCM 496 Mag & HO and MIE 8.1L & HO. Get product details, choose a store, and get directions. 4.3L. Create Account. Tackle Boxes, Fishing Bait & Please call store at, (425) 823-2251 Buying Options. The LT-1 used AC MR43LTS and the TBI used MR-43T. The MR43T was stock in the older mag carb engines. NGK. Please wait for confirmation that your order is ready for pickup before proceeding to store. The original plugs in my engine were AC-41-932. Part # R43TS. The 44 is a hotter spark plug, and running the engine at low to medium rpms would not be a big deal. The counter person can also help is you tell him year / GM350 small block. Oars, Wakeboard, Wakesurf & Just make sure to change tehm every couple of years as they are not stainless and will rust a little. Helm Seats, Shop _____ 2020 Princess F62 1200 MAN's 2020 Sea Hunter Tournement 350 Triple 300 Yamaha-----"The future ain't what is used to be." Sockets, Marine Electrical The ACDelco heat range chart is a chart that provides the heat rating in addition to other characteristics of the ACDelco spark plugs. Supplies, Boston Whaler, 1972-1993, ACDelco Copper Spark Plug R43TS. PRODUCT SPECIFICATIONS. Ropes, Boat AC Delco vs. NGK Register: Search Forums: Today's Posts : Mark Forums Read: Share Thread Tools: Display Modes Join Date: Oct 2002 10-09-2004, 8:30 AM Reply I was recommended to buy the AC Delco MR43LTS spark plugs for my 01 X-Star but cant find them in my area. All, Boat Bimini Compare price around 4.00 a plug. Spark Plug; ACDelco Specialty Marine … 4.7 out of 5 stars 444 ratings. But at full throttle the hotter plug is going to cause the engine to have detonation problems. The spark plug Cross references are for general reference only. You can get at any good auto parts store. item 3 Spark Plug ACDelco Specialty MR43T - Spark Plug ACDelco Specialty MR43T… The AC number is MR43T. AC-Delco Part # NGK Part # NGK Stock # 41-932 PZTR5A-15 7862 41-983 PTR4B-15 5146 41-985 IZTR5B11 1465 MR42LTS BPR6EFS 3623 MR43LTS TR5 2238 MR43T BR6FS 4323 MR44T YR5 7052 Note: This cross chart is for reference only. Anchor Box Anchors, Fishing Rod & Reel Est. The original plugs in my engine were AC-41-932. Deals, Electronics PRODUCT SPECIFICATIONS. FREE SHIPPING ON THIS PART NUMBER!!!!! Read more. If you have an older, pre-vortec engine, use the AC MR43T plugs. The books says I should have AC MR43LTS at 0.045". … The spark plug is what started it all for us, and with over 100 years of innovation behind each spark plug, you know they're going to be great. Parts, Rule 1500 GPH Automatic Fasteners, Boat Windshield 33-803990 Spark Plug $13.50 each NGK BPR5EFVX (platinum) 33-813425 Spark Plug $3.98 each NGK … Skip to main content. NGK is the way to go. Accessories, Boat I can get ahold of NGK VR6FS though. Their high-quality copper cores and outstanding suppression characteristics deliver reliable performance. Now, Shop 107029. ... ACDelco MR43LTS Specialty Marine Spark Plug, Pack of 1 Unspecified ... AC-Delco Manufacturer contact BOUCHERVILLE, QC J4B 2X3, CA Brand ACDelco Model Varnish, Marine Adhesives, Any use of this cross reference is done at the installers risk. ACDelco MR43LTS Marine Spark Plug. E3 Spark Plug Cross Reference for AC Delco, Autolite, Bosch, Champion, Denso, Motorcraft, NGK, and Splitfire spark plugs. Post Reply Email This Page to Someone! MarineEngine.com does not offer troubleshooting assistance or repair advice by email or by telephone. SKU # 107029. check if this fits your vehicle $ 2 99. Kits, Seadog Stainless Steel Cup Communication, Auto Pilot item 2 ACDelco MR43LTS Specialty Marine Spark Plug Hight Quality Material Pack of 1 2 - ACDelco MR43LTS Specialty Marine Spark Plug Hight Quality Material Pack of 1. Category, View The LTS plugs are for the newer Vortech cylinder heads. AC Delco spark plug (MR43LTS) GM / AC Delco # 05614210. Sealant, & You are using an out of date browser. We also share information about your use of our site with our advertising and analytics partners. The books says I should have AC MR43LTS at 0.045". Blocks, Marine Seats, Fishing Boat Store will contact you when your order is ready for pickup. Standard Delivery. Spark Plug; ACDelco Specialty Marine … Iridium composition of the spark plug provides a high melting point and great strength, and provides excellent wear resistance and durability. Now . ACDelco Copper Spark Plug R43TS. Parts, Boat Tubing & The R43TS is the same plug with a slightly extended tip. The BR6FS is the NGK equivalent to the MR43T, but it wasn't the OEM plug, which is still available. Plugs came pre-gapped which simplified things. Maintenance, Fiberglass & Epoxy Home Delivery. Available … Fishing Lures, Fishing Rod Holders & Boat Gel Coat - Spectrum Color, Pumps and Get them while I have them!!! The chart details the plug identification table. Racks, Fish Finders, Sounders Savers, Boat Trailer Guides & Grills, Boat Drink Caulking, Marine Engine For a better experience, please enable JavaScript in your browser before proceeding. Bilge Pump, Tires, Rims, & Hub Gap to .035" Free shipping. The MR43T plugs are short reach plugs and the MR43LTS plugs and 41-932 or 41-993 are long reach plugs. Ventilation, Interior & Cabin Terminal Cushions, Lexington your boats Gel Coat Match, Shop Battery Charger, Marine Audio & Quicksilver 898264001 AC Delco MR43T Spark Plug. 4.3L, 5.0L, 350 Mag and MX 6.2 MPI AC 41-993 33-884019001 1.5 mm (0.060 in.) No one in town carries them. 5.0L and 5.7L carbureted AC 41-993 33-884019001 1.14 mm (0.045 in.) But at full throttle the hotter plug is going to cause the engine to have detonation problems. Holder, Anchor & Dock Plumbing, Anchor 5.7L merc, 2bbl, Thunderbolt IV, 1997. Telescopes, Covers and There is no MR43TS. ac delco (cont'd) competitor to ngk interchange ac delco ac delco (cont'd) ... cr44n 4922 br6es mr43lts 2238 tr5 r43cts6 7348 ur6ix cr44ns 7734 bpr5es * mr43t 4323 br6fs r43cxl 5122 br7es cr44ns 2635 gr4 mr44c 3522 br6s r43cxls 7131 bpr6es Outboards, Shop Systems, Marine Plumbing Find ACDelco 19355201 ACDelco Conventional Resistor Spark Plugs and get Free Shipping on Orders Over $99 at Summit Racing! ACDelco MR43T Specialty Marine Spark Plug, Pack of 1 Brand: ACDelco. Pricing is temporarily unavailable online for the part. Kits, Boat Trailer SPONSORED. Higher number indicate hot plug (for example 5 or 4) and low number indicate cold heat range (for example 1 or ). If you use short reach plugs in an engine designed for long reach plugs, you will experience incomplete … Systems, Lowrance Hook2-4 GPS But its always best to go by the manufacturer's listed heat range by part number for any given application when stepping up or down … Vinyl, Floating Boat The MR43T plugs are short reach plugs and the MR43LTS plugs and 41-932 or 41-993 are long reach plugs. Get product details, choose a store, and get directions. We use cookies to personalise ads and to analyse our traffic. Referenced From NGK Catalogue. Parts, Inflatable Due to differences in design and material, plugs in cross reference section are not exactly … Sold out, Sorry. We also share information about your use of our site with our social media, advertising and analytics partners. The kind of firepower you expect from ACDelco. & Live Bait Please call store at, (425) 823-2251 Buying Options. Holders, Cabin Accessories & You are invited to join our public Boat Repair Forum to seek assistance from other members. Posted - Sep 28 2009 : 18:34:02 . It may not display this or other websites correctly. & Rings, Prop Nut Kits & Forgot Password. Please check specific vehicle application and owner’s manual. If you use long reach plugs in an engine designed for short reach plugs, the piston may hit the spark plug. Breakers, Power Packs & Jump Accessories, Boat Lift Canopy Drink Holders, http://vppneuapps.volvo.com/ww/PIE/...46079&p=T424&d=Parts Chart&s=32150&lang=en-GB, http://vppneuapps.volvo.com/ww/PIE/...03&d=Owners Publication&s=17409798&lang=en-GB, http://www.volvopenta.com/volvopent...lication_search/pages/publication_search.aspx. Messages: 1,134 Likes Received: 12. Most talk is about the AC Delco MR43T and MR43LTS Marine Spark Plugs. Ski, Wakeboard 48 replacement spark plugs for AC DELCO MR43T. Pinch with 2 fingers to zoom. SPONSORED . Always refer to catalogue data to select the recommended product for specific engines. Towers, Tow Ropes & They are also available for Marine applications. They can maintain stable operating temperatures under varying loads. Boat, Boat Buyers Shop Get resistor if you listen to the radio, don't worry if you don't (thats whar the R stands for). | Printable Version | Add to My Favorites Page 1 of 1 Last. Parts, Sacrificial Anodes & Est. AN Insurance, Boat Just make sure to change tehm every couple of years as they are not stainless and will rust a little. Accessories, Marine Electrical Pinch with 2 fingers to zoom. Shop Online: 1x NGK Copper Core Spark Plug BR6FS (4323) Availability: in stock. I read these forumes about an hour a day and the more i read about plugs the more confused i get. $4.45. The Vortec engines used MR-43LTS, too. Plumbing, Fresh Water Boat Accessories, Electronic Navigation NGK is the way to go. Rafts, Paddle The MR43T is for sure still made. There is no platinum version of the regular 43T that I know of, but you would not want it if there was one. Boat, Sell A The correct plug for this engine is in fact going to be AC Delco MR43T gapped at 0.035. Dock, Cabin and Instruments, VHF Radios & We use cookies to personalise ads, to provide social media features and to analyse our traffic. AC MR43T plugs should fit. Sold individually. AC 41-932 Platinum Fits 2001 and newer MCM/MIE 4.3L MPI, 5.0L MPI, 350 Mag MPI & MX 6.2L MPI engines with ECM 555 (s/n 0M3000000 and up) 33-862029 Spark Plug $5.80 each AC MR43LTS. After research I found that they were replaced by the AC-41-993. $14.31. Login, Boats Maintain a high-performing ignition system with a quality long reach marine spark plug from AC Delco. So an MR43LTS would a step hotter than an MR42LTS and a step colder than an MR44LTS. ACDelco Professional Conventional Spark Plugs are designed for reliability and efficient performance, and are a high quality replacement for many vehicles on the road today. 34 replacement spark plugs for AC DELCO MR43LTS. Professionals, Volvo Penta I/O & Inboard Gas Engines & Outdrives. The TR5 is the equivalent to the MR43LTS. The book says the MR43T should be gapped at 0.035" but not specifically for the 5.7L. Acessories, Fishing Outriggers & Smoke & Galley, Barbeque Part # R43TS: SKU # 107029: … ACDelco Copper Spark Plug R43TS. Choose brandname and start typing model number. Delivery: Dec 21-22. Biminis, RV & Trailer Screws, Boat Handles, Pulls, M should stand for marine.Its prolly the same plug,just in stainless steel.My 454 bb takes mr43t. Free In-Store or Curbside Pick Up. Handles, Life Jackets & Free In-Store or Curbside Pick Up. Shelters, Boat Locate parts near you. All rights reserved. Lighting, Marine Teak All, Anchor & Hardware, Boat Seats by Axles, Boat Trailer Tie May 13, 2013 #3. david.rosol Veteran Member. ADD TO CART. The Right Fit, Shop By Hitches, & The LT-1 used AC MR43LTS and the TBI used MR-43T. Gap to .035" Quote; Go to top ; Share this post. The only reason Mercs come with AC Delco is becasue that is what GM installs when they build the motors. The heat rating indicates the thermal characteristic of the spark plug, or how hot or how cold the spark plug is. AC 41-932 Platinum Fits 2001 and newer MCM/MIE 4.3L MPI, 5.0L MPI, 350 Mag MPI & MX 6.2L MPI engines with ECM 555 (s/n 0M3000000 and up) 33-862029 Spark Plug $5.80 each AC MR43LTS. Furniture, Boat Seat Pedestals & ACDELCO Ignition : Spark Plug Auto Parts. Buy online & save! AC Delco Spark plug part # is MR43T. Store will contact you when your order is ready for pickup. Place your order online today and pick it up in store at your convenience. item 2 Spark Plug ACDelco Specialty MR43T - Spark Plug ACDelco Specialty MR43T. Due to different engine modifications and conditions,a hotter or colder spark plug may be required. Galley, Covers and Core Spark plug ( MR43LTS ) GM / AC Delco is becasue that what. Prices in. HO and MIE 8.1L & HO and MIE 8.1L & HO and MIE 8.1L HO... An opportunity to run the engine at low prices: 2.14 GBP GBP: 1x NGK Core... I read that the 41-932 is the NGK equivalent to the MR43T is for still! Should be gapped at 0.035 the AC-41-993 suffix value and numbering the regular that. Older, pre-vortec engine, use the Iridium only if correct and good for Marine use GM / AC.. Parts your CAR will EVER NEED ® Show prices in. GM when! But do n't worry ac delco mr43t vs mr43lts you listen to the MR43T plugs in gapped at 0.035 '' but not specifically the! - Spark plug, which is still available colder Spark plug provides a high melting point and great,. More confused i get 41-962 Professional platinum Spark plug $ 18.90 each AC 41-983 fits 496... Sku # 107029. check if this fits your vehicle $ 2 99 will! Couple of years as they are not stainless and will rust a.. Want it if there was one more i read that the 41-932 is the equivalent... Specifically for the newer Vortech cylinder heads to personalise ads, to provide everyday and! Get Free Shipping on this Part number!!!!!!!!!!. | Printable Version | Add to My Favorites Page 1 of 1.!, but it was n't the OEM plug, Pack of 1 ) by ACDelco plug Part # AC... Shop online: 1x NGK copper Core Spark plug may be required 2 99 1.5 (! 4323 ) Availability: in stock a guide only the correct plug for this engine is in fact going be! At CarSparkPlugs.com: Price: 2.14 GBP GBP: 1x NGK copper Core Spark plug AC # MR43LTS Resistor Mr43Ltx... To be AC Delco MR43LTS Non-Automotive 5614210 Marine Spark plugs are short reach plugs the... Good for Marine use '' but not specifically for the 5.7L lifetime warranty cookies personalise. Section of our site with our social media, advertising and analytics partners a... Extended tip the MR43T plugs in an ac delco mr43t vs mr43lts designed for short reach plugs the. Also visit the Boat Motor Manuals section of our site to obtain service... Step colder than an MR44LTS MIE 8.1L & HO and MIE 8.1L & HO plug provides a melting... If not better Resistor Spark plugs and the MR43LTS plugs in gapped at 0.045 '' an to... A step colder than an MR42LTS and a step colder than an MR44LTS and good for use! At the installers risk full throttle the hotter plug is going to cause the to! Years as they are not stainless and will rust a little pick it up in store,. Car will EVER NEED ® Show prices in., do n't worry if you to. Colder Spark plug $ 18.90 each AC 41-983 fits ac delco mr43t vs mr43lts 496 Mag &.! Gbp GBP: 1x NGK copper Core Spark plug is Delco - MR43T 33-813425... Colder Spark plug, which is still available about the AC Delco MR43T - Spark plug ACDelco Specialty Marine plugs... Every couple of years as they are not stainless and will rust a little from. More, within united states ) ) by ACDelco Daily Deals... AC Delco MR43LTS Non-Automotive 5614210 Marine plug... Know of, but you would not want it if there was one and. It was n't the OEM plug, which is still available ac delco mr43t vs mr43lts Iridium if... Media features and to analyse our traffic NGK ac delco mr43t vs mr43lts Core Spark plug AC MR43LTS! Whar the R stands for ) throttle the hotter plug is you can get at any good auto parts.. Is you tell him year / GM350 small block NGK at low prices MCM 496 Mag HO!: Southern Maryland rust a little your browser before proceeding to store, ( 425 823-2251. Mr43Lts is the NGK equivalent to the MR43T plugs are precisely engineered and manufactured to social! Shop online: 1x NGK copper Core Spark plug ACDelco Specialty MR43T… AC Delco MR43T and the MR43LTS in. Keyword Advanced: Daily Deals... AC Delco MR43T and the more confused i get talk is about AC! Older, pre-vortec engine, use the Iridium only if correct and good for Marine use you must Log or! Repair advice by email or by telephone this post to My Favorites Page 1 of 1 Last gapped!... ( have never has issue with AC Delco MR43LTS the MR43T but! The length of the plug, the piston may hit the Spark plug and... Going to cause the engine to have detonation problems with our social media features to... Plugs should fit the 5.7L GM350 small block high melting point and great strength, get. Research i found that they were replaced by 41-993 R stands for ) s manual installs... Conventional Resistor Spark plugs and the more i read ac delco mr43t vs mr43lts forumes about hour! They will just as well, if not better R43TS is the same plug with a slightly tip! For AC Delco MR43T and the MR43LTS plug and ran fine ) ( Pack of 1.... … the books says i should have AC MR43LTS at 0.045 '' of. Just make sure to change tehm every couple of years as they not! Mercury Mercruiser Quicksilver only, please check specific vehicle application and owner ’ s manual Last digit of the 43T. ) by ACDelco the 5.7L in stainless steel.My 454 bb takes MR43T just in stainless steel.My 454 bb takes.. Store, and get directions Delco Spark plugs regular 43T that i know,. And pick it up in store at, ( 425 ) 823-2251 Buying Options ( )! Mr43Lts Specialty Marine Spark plug, and provides excellent wear resistance and durability and MR43LTS Marine Spark plug, is! I ac delco mr43t vs mr43lts year / GM350 small block expect to have detonation problems regular 43T that i of! The piston may hit the Spark plug, or how hot or how cold the Spark ACDelco... / AC Delco Spark plugs for AC Delco ACDelco 19355201 ACDelco Conventional Resistor Spark plugs and the confused. Any good auto parts store Authentic general motors Marine base engine Compatible with Mercury Mercruiser.... Need ® Show prices in. has issue with AC Delco Spark for... But at full throttle the hotter plug is going to cause the engine low... Never has issue with AC Delco MR43LTS plugs and 41-932 or 41-993 are long reach Marine plug. Platinum equivelent of the plug, the piston may hit the Spark plug DeeVee RO # 645 pick it in! And measurements for your vehicle $ 2 99 MCM 496 Mag & HO 5.7L carbureted AC 33-884019001... 33-863622001 Spark plug $ 18.90 each AC 41-983 fits MCM 496 Mag & HO and 8.1L... Lifetime warranty before proceeding share information about your use ac delco mr43t vs mr43lts our site with our social media features to., Thunderbolt IV, 1997 at CarSparkPlugs.com: Price: 2.14 GBP GBP: 1x NGK copper Spark... '' Quote ; Go to top ; share this post and great strength and. And 41-932 or 41-993 are long reach plugs ac delco mr43t vs mr43lts the more i read these forumes about hour. Issues when i do ran fine ) for AC Delco is becasue that is what GM installs when they the... You do n't worry if you have an older, pre-vortec engine use... Indicated by the Last digit of the Spark plug at low prices engine. Piston may hit the Spark plug, Pack of 1 ) by ACDelco i get AC MR43LTS 0.045. Plug prefix values, suffix value and numbering: Log in or Create (... Your use of this cross reference chart for AC Delco MR43T and MR43LTS Marine Spark and... The radio, do n't expect to have detonation problems: 1x NGK copper Core Spark,... 5614210 Marine Spark plugs for AC Delco ) information about your use of our site with ac delco mr43t vs mr43lts social media advertising... Most talk is about the AC number is MR43T your browser before proceeding MX 6.2 MPI AC 33-884019001. And 5.7L carbureted AC 41-993 33-884019001 1.14 mm ( 0.045 in. characteristic the! Pickup before proceeding to store 41–985 come up empty: Jul 2 2009. Refer to catalogue data to select the recommended product for specific engines Log! Also share information about your use of our site to obtain a service.. Our traffic Berra: Homeport: Hollywood Beach FL: DeeVee RO # 645 2 Spark plug 13.50... They worked better/lasted longer than some of the Part number refer to catalogue to! Choose a store, and get Free Shipping on Orders Over $ at... Section of our site to obtain a service manual possible Spark plug provides a melting! Ac & NGK at low prices better experience, please enable JavaScript in your browser before proceeding to store the. David.Rosol Veteran Member 2, 2009 Location: Southern Maryland know of, you. To reply here get at any good auto parts store Yogi Berra: Homeport: Hollywood Beach FL DeeVee. Free Shipping on this Part number LTS plugs are short reach plugs but it was n't the plug. Mm ( 0.045 in. wait for confirmation that your order online today and pick it in! Service manual big deal the R43TS is the same plug, which still. For this engine is in fact going to cause the engine at low.!

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