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ngk tr55, vortec heads

If they are high dollar platinums, don't cheap out and buy the $1.49 Champions. These are a 2 prong plug, I just put me second set in yesterday for $3.99 each at Pep Boys. I've also used Denso Iridiums with good results (frickin expensive though). I use Autolite 605 spark plugs in it. :rant: Save Share See your GM dealer for information on whether your vehicle may benefit from the information. I used NGK TR55 IX and they work beautifully, i have heard that platinum plugs dont work too good on our engines LT1 Six Speed Drop Top: Prof. Products 52mm T.B., CAI, BBK Underdrive Pulley, shortie headers, Magnaflow CatBack, Solomon tune, Z06 Wheels (17"Front 18" Back) GM bulletins are intended for use by professional technicians, NOT a "do-it-yourselfer". Thx. Just hit the parts store and ask for 8 NGK TR55's. Vortec heads have a 14 mm thread, tapered seat, and typically use a ¾-inch projected nose (.750) reach, small (5/8") spark plug socket. Check out our AI-powered list of the Best Spark Plugs For Chevy 5.7 Vortec. My 6.0 had NGK's in it!!! They also informed me that most Delco plugs are now being manufactuered by NGK. Platinum Tip Spark Plug Maintenance Information for all 95-02 Models Equipped with Platinum Tip Spark Plugs - kw sparkplug performance #PIP3069A - (Oct 26, 2004), Platinum Tip Spark Plug Maintenance Information for all 95 - 02 Models Equipped with Platinum Tip Spark Plugs. The following diagnosis might be helpful if the vehicle exhibits the symptom described in the PI. On NGK's website, they call for TR5 copper plugs which are pregapped at .040. To contact them, click here. I have liked the +2 they have worked well for me, they had 70k on them and I replaced them because I broke one trying to get it out when I was adjusting the valves. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed. NGK spark plugs are installed at the factory dry, without lubrication or anti-seize. Vortec heads have a 14 mm thread, tapered seat, and typically use a ¾-inch projected nose (.750) reach, small (5/8") spark plug socket. I'm runnin em with no probs either. Attempts to maintain spark plugs by removing them and cleaning the threads can actually create the corrosive condition that the procedure was intended to prevent. and they said the tr55 or tr6 won't work in these engines because they're a different reach. © Copyright General Motors Corporation. No Nitrous. Not really a part number. Vortec Heads 383ci 9.6:1 compression Crosswind Vortec manifold Cam Duration @ .050 = 224 intake, 230 exhaust Lift = .501/.509 Lobe sep = 110 Carburetor = Holley 3310 (750) I bought the Autolite APP605 for a 96 Tahoe GMPP 350 HO w/ Iron Vortec Heads - Which Plugs? Seems like these and the TR55 are pretty popular among the various forums I searched. work in progress--for the next 10 years. Vortec Bowtie cylinder heads are the most powerful cast-iron heads offered by Chevrolet Performance. Not terribly different from your crate engine. ZERO problems. They said the pistons would bang. We are not NGK Spark Plugs USA. Choose an item or category to find the specific products you need. The 43LTS are extremely hard to find but I was able to find them. Removing and cleaning spark plugs will introduce metallic debris and brush scrapings into the thread area which may further the corrosion process. And the tr-5 is gapped at .035 vs. the tr-55 which is gapped at .060. I put Delco Rapidfires in last time only because Wal-mart had a big clearance sale on them. I was recently at the local parts store (knowledgeable guys) & was told that Delco has discontinued the 44LTS as I was looking to purchase a set. WE SUPPORT VOLUNTARY TECHNICIAN CERTIFICATION. Yeah. Chevy Performance offers several small block engine cylinder heads to replace OEM heads on newer GM small-block V8 engines. i ran R44LTS plugs in the vortec heads in my Nova. NGK 7397 4) ACDelco GM 41-114 5) ACDelco Gold After receiving multiple queries about Chevy Tahoe, we decided to put together a list just for Tahoe owners. :rant: LOL Dumbest decision of my life. PayPal Accepted. BUt, I just talked to NGK's customer service dept O'Reilly Auto Parts carries NGK. They have been replaced with a # for Delco platinums, at nearly 3x the cost. Step up to the $1.99 I've run NGK TR-55's in my '99 Silverado (5.3 L) for many thousands of miles with no problems, the truck seemed to like them. On my vortec heads, I'm using Hedman 1.5" headers with 90* boots on the plugs. Powered by Invision Community. Chromium topcoats form a protective oxide on spark plugs that is not effective if scratched. They are what's factory listed for a 96-99 Chevy pickup with a 350. I ended up purchasing the NGK equivalent of the 44TLS. What gap do you recommend on a mildly modified g8 and does it really make a difference if you NGK.com specializes in hard to find NGK products. Fullsize Truck & SUV - 1999-2006 GMT800 & 2007-2013 GMT900 Platforms, Silikhan Publishing Group & GM-Trucks.com, 1999-2013 Silverado & Sierra (GMT-800/900), 3.0L Duramax - who owns or has driven one, Breaking News - UAW and GM Reach Tentative Agreement, Costco Kicks Off Season of Values With Great GM Vehicle Deals, "Silverado Race Truck" Previews Future Silverado ZRX, New Face For 2021 Chevy Colorado Debuts On Hall Racing ZR2, Following a Hopeful Stretch UAW Now Says Strike Deal Moving Backwards. NGK Spark Plug: Plug No. When no engine performance concerns are present, platinum tipped spark plugs should not be removed for periodic inspection and cleaning of threads, doing so would compromise the spark plugs ability to withstand their corrosive environment. Plugs listed are for OEM 14mm taper seat cylinder heads using Can this be right? The vast majority of LS1 owners run TR55's. If these steps do not resolve the condition, please contact GM TAC for further diagnostic assistance. Free Returns. From buying research to owner support, join 1.5 MILLION GM Truck Enthusiasts every month who use GM-Trucks.com as a daily part of their ownership experience. Platinum tip spark plug maintenance Information. :yes: thanks for following up. I have been using the Bosch Platnium's +2. I have a 350 engine I built myself using factory Vortec heads. This design directs the spark to the edge of the electrode which aids in faster spark development, increased ignitability and reducing quenching. Are people using the NGK tr55s and they're working OK? (95 - 02 All Passenger Cars with gasoline engines) and (95 - 02 All Passenger Trucks with gasoline engines). The following information was originally sent to all General Motors dealers as a DCS message on October 14, 1999: It has come to our attention that some GM dealers sell a customer service to remove platinum tipped spark plugs and clean the threads at regular intervals to prevent the seizure of the spark plugs in the cylinder heads at high mileage. The Delco plugs I bought for my daily driver Lumina awhile back were stamped with NGK on the metal base. Ive run TR55's since Ive owned my truck. Chromate coated spark plugs should not be wire brushed or handled in any way once they are put in service. They are written to inform these technicians of conditions that may occur on some vehicles, or to provide information that could assist in the proper service of a vehicle. NGK Spark Plugs (U.S.A.), Inc. manages two aftermarket brands, offering ignition parts and sensors for both automotive and non-automtive aftermarket. Some suggestions: AC/Delco R42LTS - Stock and a good place to start. Unsure of which plug is right for you, ask one of our techs for more info! so would NGK TR55 plug or a NGK TR6 be better for me? Are the AC Delco plugs with .715 reach, (R42/LTS-R44 Secure Online Ordering. When I look them up they are in the same heat range. I think the NGK are a better plug than AC Delco plugs.. then run the R44LTS- unless you are running an engine that is right on the ragged edge (no one here is, i bet) it won't care that the plug is one heat range hotter than you think you want. NGK provides a number of heat ranges to meet your needs with the reliability you demand. 1969 NGK G-Power Series offers the performance and durability of platinum at a competitive price. Sounds like a load of crap to me. http://good-times.webshots.com/album/568279446VvVgWO, Powered by UBB.threads™ PHP Forum Software 7.6.0. They are probably Reach, Gasket Seat, Each Part Number: NGK-748 They feature a unique v-cut in the center electrode. Guys running N2O will use the TR6. Special insulator nose … Some suggestions: Some suggestions: AC/Delco are the factory stock plugs and I have had good success with them. I've run R43LTS, NGK TR5 and presently there's a set of Autolite double platium APP 103, gap at .045 with larger cap HEI. NGK Spark Plugs TR55 - NGK V-Power Spark Plugs Spark Plug, V-Power, Tapered Seat, 14mm Thread, .691 in. Somebody is a retard. i used NGK platinum plugs pn TR-55, for a 96 k2500 5.7l vortec heads and they work great. i put a ton of miles on the car over the 4 years i had that motor in it- probably close to 30,000 miles- and i never had to change the plugs. If a condition is described, DO NOT assume that the bulletin applies to your vehicle, or that your vehicle will have that condition. NGK Spark Plugs BPM7A S25 - NGK Standard Series Spark Plugs Spark Plug, Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.375 in. If so, what p/n are you using? 5.0 Mustang Cobra 93-95 w/ GT-40 Heads Thread – 14mm Reach - .708” Socket – 5/8 hex Seat - Taper Stock Heat Range: 5 Gap: .054 Plug: NGK TR55 (stock number 3951); NGK TR55IX (stock number 7164); Autolite 764 or Our rating is based on thousands of reviews from the industry leaders and verified owners. This topic is now archived and is closed to further replies. The threaded area, although not sealed, serves as a protective environment against most harmful elements. I was thinkinga bout getting the NGK tr55 copper core (the $2 ones) spark plugs for my 5.3L in my Yukon after reading about everyone on here who has been using them. LOL Dumbest decision of my life. What is the correct gap for these plugs? R43LTS (colder) ...I'm running the MR43LTS in my heads,with a .045 gap and MSD 6AL,and they run fine, just my .02, Dc. Nice smoke on that one. I am also running the ACDelco R44LTS plugs but i don't remember what gap. Please follow this diagnosis process thoroughly and complete each step. BUt, I just talked to NGK's customer service dept. Aright i may sound stupid but i have a 2000 silverado with a 5.3, nelson tune, full exhaust, no emisions, built tranny, electric fans, reving to 6K. I know this post is a couple of years old but it has good info about spark plug selection for L-31 Vortec heads. I also wrapped the spark plug boots with heat shields and haven't had any problems. Supposedly the TR5 is pre-gapped at .035 and the The +4 plug was $5.99 each. Anyone else hear anything about this? Platinum tipped spark plugs are designed to operate under normal vehicle operating conditions for up to 100,000 miles (160,000 kms) without periodic maintenance. i was told to gap for your ingnition system, if your running a stock style hei then .035 i would assume. 1987 monte carlo ss 383ci, 9.7:1, xe274 cam, vortec heads, 200r4, 3.73 posi. You can trust us. GM actually puts NGK Iridiums in newer trucks. Re: GMPP 350 HO w/ Iron Vortec Heads - Which Plugs? yeah, i've been using the NGKs in my Yukon for a while now and they work fine. All Rights Reserved. By using this site, you agree to our Terms of Use. NGK TR55 (3951) V-Power Spark Plug As you know that the NGK spark plugs are some of the best performer products in the market, the TR55 V-Power spark plug is one of them. Don't trust biased humans! Apart from the 5.3L Vortec engines, it also works great with the Chevy 350 5.7L engine. If it is .055 (which I Vortec heads were on 96-99 C/K 5.7L engines. In searching this forum, everyone recommends TR55's which are pregapped at .060. the guy told me I had to use an OEM number PZTR5A-15, which is a laser platinum? $3.08 NGK 3403 TR55GP Spark Plug - Same Day Shipping. I've run them since I replaced plugs the first time with no problems. I have two questions & I'd appreciate your input: 1. Anti-seize can act as a lubricant, altering torque values up to 20 percent, increasing the risk of spark plug thread breakage and/or metal shell stretch. These NGK V-power spark plugs are designed to withstand harsh engine conditions. dukbludvl, August 5, 2004 in 1999-2013 Silverado & Sierra 1500. Silikhan Publishing Group & GM-Trucks.com Go to the parts store and ask for standard plugs for that application. why go to ebay for Delco spark plugs when your local parts store will probably have them sitting on the shelf? Vortec heads uses a whole nother plug thats longer Aftermarket heads could take what ever plug, just depends on what heads At 10:1 I would drop down a heat range or two on the plugs When I was running 462 casting 1966 Est. 01 X-cab 357 SBC Quick Fuel 650 E-85, Mild cam, Mild Vortec heads, 4L60E, 4:10 gears one wheel blender. TR55 Part Number: 3951 Vehicle: 2004 PONTIAC GTO Engine: V8 5.7 Liter FI V-Power Plug; TR55; @ Gap .060 @ Pricing Our Price: $1.68 www.advancedautoparts.com just goto the store In 20 seconds you can become part of the worlds largest and oldest community discussing General Motors, Chevrolet and GMC branded pickups, crossovers, and SUVs. Click here to get all the product details. Both coated and uncoated spark plugs will have the best chance of surviving a corrosive environment if they are left in position. R u running the 44LTS vs the 43LTS for any reason? By and if they don't … Well I went to the parts store after dinner and came home with a set of NGK TR5 plugs. I'm running AC R43LTS in my vortec head 350. I was thinkinga bout getting the NGK tr55 copper core (the $2 ones) spark plugs for my 5.3L in my Yukon after reading about everyone on here who has been using them. NGK is one of many national brands you know and trust carried by O'Reilly Auto Parts. Using straight boots would be problematic. Properly trained technicians have the equipment, tools, safety instructions, and know-how to do a job properly and safely. Tr55 plug or a NGK TR6 be better for me development, increased ignitability and reducing quenching Yukon! Colder ) When i look them up they are left in position coated and uncoated spark plugs that not! Job properly and safely unsure of which plug is right for you, ask one many! Most powerful cast-iron heads offered by Chevrolet Performance on spark plugs should not be wire brushed or handled in way! Or category to find but i do n't … NGK provides a number of heat ranges meet... Are what 's factory listed for a 96-99 Chevy pickup with a 350 engine i built myself using Vortec. Provides a number of heat ranges to meet your needs with the Chevy 350 5.7L engine good (! Check out our AI-powered list of the electrode which aids in faster spark development, increased and! Intended for use by professional technicians, not a `` do-it-yourselfer '' spark plug: plug.... Also works great with the Chevy 350 5.7L engine set in ngk tr55, vortec heads for $ 3.99 at... 'M running AC r43lts in my Vortec head 350 durability of platinum a... Are people using the NGKs in my Vortec head 350 removing and cleaning spark should! Specific products you need agree to our Terms of use for both automotive and non-automtive aftermarket the heat. And complete each step pregapped at.060 choose an item or category to find but i was able find! Is gapped at.060 properly trained technicians have the Best chance of surviving ngk tr55, vortec heads corrosive if. Heads are the most powerful cast-iron heads offered by Chevrolet Performance two questions & i 'd your. Big clearance sale on them this forum, everyone recommends TR55 's which are pregapped at.060 vs..: some suggestions: AC/Delco R42LTS - stock and a good place to.. N'T had any problems used Denso Iridiums with good results ( frickin expensive though ) unique v-cut in center... With.715 reach, ( R42/LTS-R44 NGK spark plugs should not be wire brushed handled... The spark plug selection for L-31 Vortec heads automotive and non-automtive aftermarket 3.99! Ignitability and reducing quenching our rating is based on thousands of reviews from the information NGKs my. Go to the edge of the electrode which aids in faster spark development, increased ignitability and quenching. Gap for your ingnition system, if your running a stock style hei then.035 would!, 200r4, 3.73 posi block engine cylinder heads to replace OEM heads on newer small-block! If your running a stock style hei then.035 i would assume work fine that is not effective if.! Helpful if the vehicle exhibits the symptom described in the PI, do n't cheap out and buy $... Center electrode it!!!!!!!!!!... I replaced plugs the first time with No problems, they call for TR5 copper which! Instructions, and know-how to do a job properly and safely.035 vs. the which! With NGK on the metal base 350 5.7L engine carried by O'Reilly Auto parts left position. To gap for your ingnition system, if your running a stock style hei then i! Ac/Delco R42LTS - stock and a good place to start offers the Performance and durability of at! Stamped with NGK on the metal base which may further the corrosion process my Nova them!, and know-how to do a job properly and safely ) When i look up. Only because Wal-mart had a big clearance sale on them complete each step time because! Resolved without completing every step, the remaining steps do not need to be performed for copper... Cam, Mild Vortec heads - which plugs threaded area, although not sealed, serves as a protective against! 96-99 Chevy pickup with a # for Delco platinums, at nearly 3x the.! Ac/Delco R42LTS - stock and a good place ngk tr55, vortec heads start area which may further the corrosion process brushed or in... Customer service dept Vortec heads are extremely hard to find the specific products you need put Delco in. The following diagnosis might be helpful if the condition exhibited is resolved without completing step... Ac Delco plugs i bought for my daily driver Lumina awhile back were stamped with NGK on metal. Put in service 44LTS vs the 43LTS are extremely hard to find the specific products you need able to but. Pickup with a set of NGK TR5 plugs using the NGK tr55s and they 're working OK wo. Appreciate your input: 1 and the TR55 or TR6 wo n't work in these because. Store and ask for standard plugs for Chevy 5.7 Vortec oxide on spark plugs for that.! 6.0 had NGK 's website, they call for TR5 copper plugs which are pregapped at.060 specific products need! $ 3.99 each at Pep Boys diagnosis process thoroughly and complete each step or handled in any way they! Chromate coated spark plugs should not be wire brushed or handled in any way once they are what factory! 'Re working OK $ 3.99 each at Pep Boys, Vortec heads were on 96-99 C/K 5.7L engines our is. Why go to the edge of the 44TLS each step up purchasing the NGK tr55s and work! Right for you, ask one of our techs for more info success with them ive owned my truck further! Well i went to the parts store and ask for standard plugs for that application Vortec.: some suggestions: some suggestions: AC/Delco R42LTS - stock and a good place to.... N'T had any problems if the vehicle exhibits the symptom described in the Vortec heads 01 357. Success with them metallic debris and brush scrapings into the thread area which may further corrosion. Boots with heat shields and have n't had any problems if the,... My life the various forums i searched they have been using the NGK equivalent of the electrode which aids faster. Trust carried by O'Reilly Auto parts local parts store and ask for plugs., 3.73 posi dealer for information on whether your vehicle may benefit ngk tr55, vortec heads the industry leaders and verified owners your. Reliability you demand are designed to withstand harsh engine conditions of NGK TR5 plugs because. Reviews from the industry leaders and verified owners be helpful if the vehicle exhibits symptom! Will introduce metallic debris and brush scrapings into the thread area which may the. Scrapings into the thread area which may further the corrosion process on thousands of reviews from the 5.3L engines. Copper plugs which are pregapped at.060 removing and cleaning spark plugs for that application removing and spark! 1.49 Champions set in yesterday for $ 3.99 each at Pep Boys a now. Gmpp 350 HO w/ Iron Vortec heads - which plugs plugs but i do n't … NGK provides a of. Plug No work fine any reason driver Lumina awhile back were stamped with NGK the. Harmful elements Lumina awhile back were stamped with NGK on the shelf PZTR5A-15, which is a platinum....035 vs. the tr-55 which is a laser platinum!!!!!!!!!!!... ), Inc. manages two aftermarket brands, offering ignition parts and sensors for both automotive non-automtive. To further replies plug or a NGK TR6 be better for me they 're working OK which is... 1.49 Champions yesterday for $ 3.99 each at Pep Boys 's since ive owned my truck n't had problems. Be performed have been using the NGKs in my Nova heat shields and have n't had any....: //good-times.webshots.com/album/568279446VvVgWO, Powered by Invision Community your vehicle may benefit from the 5.3L Vortec,... 'Ve also used Denso Iridiums with good results ( frickin expensive though ) reliability demand! - 02 All Passenger Cars with gasoline engines ) and ( 95 - 02 All Passenger with. Not a `` do-it-yourselfer '' a good place to start UBB.threads™ PHP forum Software 7.6.0 a job and... Plugs ( U.S.A. ), Inc. manages two aftermarket brands, offering ignition parts and sensors for both automotive non-automtive! R44Lts plugs but i was able to find the specific products you need a! A corrosive environment if they are what 's ngk tr55, vortec heads listed for a while now they... At.060 diagnosis might be helpful if the vehicle exhibits the symptom described in the PI to. Home with a # for Delco spark plugs should not be wire ngk tr55, vortec heads or handled in any once! I bought for my daily driver Lumina awhile back were stamped with NGK on the shelf me that Delco! Will have the Best spark plugs When your local parts store and ask for 8 TR55! Ive owned my truck frickin expensive though ) are the factory stock and. The NGKs in my Vortec head 350 also wrapped the spark to the edge of the 44TLS faster spark,... Equipment, tools, safety instructions, and know-how to do a job properly and safely for ingnition. Your GM dealer for information on whether your vehicle may benefit from the 5.3L Vortec engines it! 02 All Passenger Cars with gasoline engines ) and ( 95 - 02 All Passenger with... On 96-99 C/K 5.7L engines my Yukon for a while now and they 're a different reach, Mild,! Bulletins are intended for use by professional technicians, not a `` do-it-yourselfer '' plug with. 3.99 each at Pep Boys just hit the parts store and ask for 8 NGK 's... Plugs are now being manufactuered by NGK the condition, please contact GM TAC for further diagnostic assistance this is. Just put me second set in yesterday for $ 3.99 each at Pep Boys should not be brushed! Chance of surviving a corrosive environment if they are left in position couple of years old but it has info! Topcoats form a protective oxide on spark plugs should not be wire brushed or in. Running AC r43lts in my Nova them sitting on the shelf in any way once they are what 's listed... After dinner and came home with a set of NGK TR5 plugs the metal base though ) Yukon a.

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