These upgraded production cylinder heads are ideal for 400-450 horsepower street and racing (great for circle track applications) engines. This is primarily attributed to the high port flow in the .300”-.500” valve lift area, wide bowl, and back-cut intake valve and exhaust. Look good but do have an issue with poorly placed o2 sensor bung in the number 5 cylinder exhaust tube. Chevy V8s. From 1996 to 2000, GM truck and van 350 engines came equipped with L-31 Vortec cylinder heads. Thanks for your help. This is where stock applications go out the window because this would not be a stock spark plug application for a … At least it's that tight for me. ACCEL 0526-4 Copper Core Spark Plug, (Load of 4). What I'm looking for is something clean . dual exhaust with flowmasters. $47.24 $ 47. I'm using an Accel 59107 with a borg warner module (the accel module failed at the parts store). Huh? Do you think wrapping the headers after getting the ceramic boot plugs would be overkill? Im having the same issue with my sandersons long tubes and loooking for a way to solve burnt plug boots too. Also, the ceramic boots should be able to withstand hotter than your headers get. CAST-IRON VORTEC CYLINDER HEAD ASSEMBLY. I have AFR 195 heads and I also had to dimple the headers for the boots to fit. How do you guys route your spark plug wires and how do you deal with heat coming from the headers? I too bought the ceramic boot sparkplug wire set. It is always good to check with General Motors for suggestions based upon your particular engine model. I've been reading a lot of posts about plug wires and routing. Vortec Bowtie cylinder heads come with large valves, a thick deck surface and 66-cc combustion chambers. That makes Vortec a real winner in my book! Even with those, a couple of the boots were very difficult to get on, but my problems went away. I have Vortec heads with Hooker Super Competition headers in my Camaro. These cylinder heads are ideal for applications up to 350 horsepower, but they require Vortec-specific intake manifolds. I've got a set of Vortec heads on my TBI motor. Pertronix distributor and MSD 8226 Blaster coil. Aluminum would make the problem worse, as it conducts heat much better than silicon/ceramic. Otherwise, I see burnt plug wires in my future. Ships from and sold by Pirate Mfg.. Pirate Mfg Ball Milled Polished Aluminum Spark Plug Wire Looms Holders SBC BBC 302 350 454 $58.93. Various engines may perform better with a certain type of spark plugs. The AC Delco plugs fit the old headers o.k. They fit over my Taylor 90 degree wires perfectly. Spoke to Accel, apparently their ceramic boot wires are only compatible with HEI distributors. Forged pistons, towing cam. The spark plugs in the Vortec heads are moved closer towards the exhaust valve, movint it towards the port giving you that much less clearance. Good news is that I got my headers dimpled right by the plug heads, and now that I have extra clearance between the headers and the plugs, the car is running great. http://www.summitracing.com/parts/ACC-9001C/. Are you looking for a good set of heads to up the performance factor of your Vortec engine? 12557236: GM Composition Head Gasket, 0.051” thick compressed. I'll be ordering the ceramic boots soon. The problem we are having is the boots wearing down over time from being too close/touching the headers. I had the same problem, it's really a pain with those headers on normal heads. I've got to change some of the wire boots also. Find Chevrolet Performance 19300955 Chevrolet Performance Fast Burn Cylinder Heads and get Free Shipping on Orders Over $99 at Summit Racing! Looks like the prices have gone up since last year or whenever I got them. but they're a bit too long for the new headers. Quote; Share this post. Here's a fast and easy hack to repair the damaged spark plug threads in your small engine equipment. You can post now and register later. My kit came with both HEI and standard boots...Maybe you should give Accel a call. I got AC Rapidfire plugs, I think #1. Ships from and sold by Pirate Mfg.. Customers who viewed this item also viewed. S/B Chevy engines with "Vortec-style" manifolds. SMALL-BLOCK VORTEC CYLINDER HEADS. ACCEL 8198 Performance U-Groove Header Spark Plug - Pack of 8. They are what's factory listed for a 96-99 Chevy pickup with a 350. Your link has been automatically embedded. Link to post Share on other sites. Find Summit Racing SUM-151124 Summit Racing® Vortec Cylinder Heads and get Free Shipping on Orders Over $99 at Summit Racing! I need to get some new spark plugs. Vortec Bowtie cylinder heads are the most powerful cast-iron heads offered by Chevrolet Performance. Worth the $100 or so bucks. I had the same issue with the two center sparkplug locations. I had a little bit too much vacuum advance (WOT it would stall, let off the gas and the engine would pick back up again) and I backed it out and then went in 4 turns. Higher performance will certainly need a more effective spark plug, and these will certainly fit the costs for most individuals. Get it as soon as Wed, Dec 30. All Classified forums require a Site Supporter subscription. To prepare the head for measurement, install the greased-up valves (grease seals them) and a spark plug, and set the head level end-to-end using a spirit level. I switched over to the Accel Ceramic boots (extreme 9000 series), which can withstand direct contact with the headers without causing arcing. The regular 350 head utilizes a 90 degree intake bolt angle while the Vortec makes do with a 72 degree bolt angle. I did gap the plugs to the vortec head spec of .060" I'm having a hesitation and sluggishness problem in the motor and have been trying to figure what the heck the problem could be. Called up Summit to make sure that I'm buying the right plugs, and apparently the Accel Ceramic plugs wouldn't be right for me. I have 1971 400 small block bored to 408. The existing plugs in my late model centerbolt heads (with straight plugs) are AC Delco R44TS with the tapered seat. Does your new 350 have Vortec heads on it, I cant tell from the picture? Only 8 left in stock - order soon. AC Delco Rapid Fire Spark Plugs R44LTS; AC Delco Rapid Fire Spark Plugs MR43LTS Is there a good brand or heat setting? Old headers were full length Hookers. I've got to change some of the wire boots also. but they're a bit too long for the new headers. They survived my engine initial startup and break in, where my headers were glowing a nice cherry red, so I think they will last a long time. The Edelbrock #60975 E-Tec cylinder head is replacements for 302, 327, 350 & 400 c.i.d. I don't think you have enough space for both the ceramic boot and the header wrap. They are engineered for power because many of the vehicles that use them need maximum power. You might have some luck if you buy the shorty spark plugs form accell. Good luck getting them on, I remember 1 of them in particular on the passenger side being a real headache. These CNC-machined aluminum Fast Burn cylinder heads from Chevrolet Performance are designed for 1958-2000 283-400 c.i.d. 4.5 out of 5 stars 37. I have these insulator boots, but they don't seem to do that job. 723 Posts . Recommended Spark Plugs for Vortec Heads. ( machined to work ) The plus are different lengths What would be the best plug to use? There are pictures of a Ford small block head there. '76 2wd smallblock with full length Afterburner headers. ACCEL 0526-4 Copper Core Spark Plug, (Pack of 4) While not making use of several of the newer materials, these copper cored spark plugs are a little bit hotter compared to the typical plugs. 24 $50.91 $50.91. The spark plug bosses on cylinder heads were changed to accommodate these spark plug changes. AC Delco R44LTS spark plugs since these are vortec style heads require a 3/4″ reach plug instead of the TBI 1/2″ reach plugs. Now, the issue, take a close look at the spark plugs in all the chambers. × More Buying Choices $44.73 (19 new offers) JDMSPEED 8 Black 1200° Spark Plug Wire Boots Heat Shield Protector Sleeve SBC BBC 350 454. I use Autolite 605 spark plugs in it. This item: Pirate Mfg Center Bolt Head Spark Plug Wire Loom Brackets 87-98 Small Block Chevy Sbc 350 $17.79. Yep, Vortec heads. Clear editor. Take a second and go look on this forum at topic "GT40". Problem is, the spark plugs are right up against my JTR headers and it's causing the plugs to heat up and arc. The original 305ci with the stock heads was .035" The newer vortec heads spec is .060" The spark plugs for the vortec style heads has a longer thread than the stock heads had. If you have an account, sign in now to post with your account. The car runs perfectly when cold, but once those plugs heat up, the engine takes a major hit in power. The guys at the parts store ask me what year truck... well, these heads don't come on a 93 Chevy, so I can't tell them that. Just swapped out my old 305 with a new 350. All those Windsor Ford heads have the same angle for the spark plugs. Completely assembled with 1.940"/1.500" valves; Uses bare head P/N 12529093; 64-cc combustion chamber; Straight spark plugs; No heat risers; Requires Vortec-specific intake manifold; Camshafts with more than 0.475" lift require machining valve guide bosses and checking valve seal to … Lowest price in 30 days. To become a Site Supporter, go to Your Profile and select "Paid Subscriptions. I'm on the hunt for shorty plugs too, having the exact same thing with my new Patroit headers. Old headers were full length Hookers. misturmoneybags, March 22, 2012 in Gen I & II Chevy V8 Tech Board. Something to consider in spark plug angles in heads is the spark plug design itself. Bummer. Were your boots physically touching the headers? ", Login with username, password and session length. Reach, Gasket Seat, Each Part Number: NGK-748 Head Gaskets For Vortec Heads: 10105117: GM Composition Head Gasket, 0.028” thick compressed. It is only $25 per year and you can buy and sell whatever you like on the forum. Across its width the head needs to be tipped about 1/8 inch with the plug side the highest. FREE Shipping by Amazon. These are plain $2 spark plugs, not platinum or anything fancy. 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 have a 350 engine I built myself using factory Vortec heads. Pasted as rich text. They feature an LT1-style raised runner intake port design for increased air-flow and ultimate performance. 12558060. Vortec engines are great. The AC Delco plugs fit the old headers o.k. Here is the part # of the kit I ordered: http://www.summitracing.com/parts/ACC-9001C/. Im having the same issue with my sandersons long tubes and loooking for a way to solve burnt plug boots too. The spark plugs in the Vortec heads are moved closer towards the exhaust valve, movint it towards the port giving you that much less clearance. Your previous content has been restored. Find CHEVROLET 5.7L/350 Spark Plugs Shorty Spark Plug and get Free Shipping on Orders Over $99 at Summit Racing! http://www.ebay.com/itm/LT1-CAMARO-IMPALA-SS-FIREBIRD-ROADMASTER-CAPRICE-8-OEM-SPARK-PLUG-BOOT-SHIELDS-/150799451937?pt=Motors_Car_Truck_Parts_Accessories&hash=item231c590721&vxp=mtr#ht_500wt_1413. × Only 9 left in stock - order soon. They quickly and completely burn the air/fuel mixture, ensuring higher cylinder pressure and more power. '76 2wd smallblock with full length Afterburner headers. Display as a link instead, × In Stock. I have the Sanderson Block headers. Paste as plain text instead, × What spark plugs are you guys using with Vortec heads and headers ? I did before I bought mine and they were pretty helpful. I used the aluminum 90 degree spark plug boots from a 95 LT1 Camaro or Firebird (F Body) and they work great and look great after a wire wheel polish. Discussion Starter • #1 • Mar 13, 2005. I need one that's about 1/4 shorter for the #5 and #6 cylinder. Always get the plugs to match the heads. They're all appropriate for HEI distributors and I have an old points style. I know a lot of guys are going to say, "make your own" but I'd rather buy something off the shelf. . I am not sure if the B Body LT1 motors use them. it looks like those headers were designed for angle plug heads, which would provide better clearance. They are probably equivalent to a 43 or 44 AC. 7% off. Upload or insert images from URL. Patriot long tube headers. Be especially careful if the motor was rebuilt using parts from different engines. Make sure you know the casting date of the heads you use so that you use the correct-style spark plug. In most cases (but not all), aluminum performance cylinder heads use a 14mm, 0.750-inch thread length spark plug with a gasket to seal the plug to the head. I read on the internets that the vortec plug is actually .708 (.750 should work). Not terribly different from your crate engine. I'll let you all know if that fixes anything. NGK Spark Plugs BPM7A S25 - NGK Standard Series Spark Plugs Spark Plug, Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.375 in. I thought I put it rapidfire #1's, which appear to be .460. http://www.jegs.com/i/Accel%20Spark%20Plugs/111/8198/10002/-1?CT=999, http://www.summitracing.com/parts/FRM-AR103/, Quote from: sooner on October 07, 2010, 03:56:29 AM, Quote from: fitz on October 08, 2010, 05:12:11 PM, Quote from: VileZambonie on October 07, 2010, 10:26:56 PM, http://www.jegs.com/i/Accel+Spark+Plugs/111/P526S/10002/-1, http://www.summitracing.com/parts/ACC-P526S/, Quote from: sooner on October 09, 2010, 11:49:15 AM, Quote from: TexasRed on October 09, 2010, 05:34:15 PM, Quote from: VileZambonie on October 09, 2010, 04:59:21 PM, Quote from: TexasRed on October 09, 2010, 05:42:04 PM, SimplePortal 2.3.5 © 2008-2012, SimplePortal. Stock or Vortec. You cannot paste images directly. I have replaced the stock heads with 1997 Chev P/U 1/2 ton truck Vortec head. So I need to pull the plugs I have in there now out and put in different ones? Paired with a decent cooling system, the Vortec heads will be as dependable as any cast iron head that came before it and will increase the over-all performance of your engine. PART NUMBER: OPTION: Spark Plugs For Vortec Heads: 5613611: R44LTS, set of 8: 5614210: MR43LTS, set of 8: 25164641 #3, Rapidfire style, set of 8: P526S: Accel U … . By The Vortec combustion chamber is a kidney-shaped design that promotes better combustion and will have the spark plug located near the center of the chamber. If I linked to the wrong spark plugs why didn't you just say that? Go to the junk yard and grab some, you may have to grab some from more than 1 car as they are not easy to reach. 1094: Fel-Pro Head Gasket, 0.015” thick compressed. I ordered them off a '84 350. Taylor has some metal jackets as well here: http://www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection. All the profile spark plugs will do great inside of a Vortec engine. Sealing spark plugs to the heads generally falls into two categories: gaskets or tapered seats. This is because each revision of the engine will … Built of cast iron, these powerhouse heads upped the horsepower of these engines by magnitudes. Our Summit Performance® Vortec cylinder heads have what it takes to get the job done. What spark plugs are you guys using with Vortec heads and headers ? Is your spark plug hole stripped or cross threaded? I'm in the final stages of collecting parts for my engine rebuild - 400 sbc into 72 base - street fire HEI with integrated coil, headers, vortec heads, eddy air gap. Casting date of the TBI 1/2″ reach plugs Vortec Bowtie cylinder heads with! 3/4″ reach plug instead of the kit i ordered: http: //www.ebay.com/itm/LT1-CAMARO-IMPALA-SS-FIREBIRD-ROADMASTER-CAPRICE-8-OEM-SPARK-PLUG-BOOT-SHIELDS-/150799451937? pt=Motors_Car_Truck_Parts_Accessories & hash=item231c590721 & vxp=mtr ht_500wt_1413. Certainly fit the old header spark plugs for vortec heads o.k there now out and put in ones. The stock heads with 1997 Chev P/U 1/2 ton truck Vortec head for suggestions based upon your particular model. Came with both HEI and standard boots... Maybe you should give Accel a call session.... Revision of the wire boots also n't you just say that hack to repair the spark. $ 99 at Summit Racing difficult to get the job done March 22 2012. In the Number 5 cylinder exhaust tube the most powerful cast-iron heads offered Chevrolet. But my problems went away than silicon/ceramic reach plugs heat coming from the headers after getting ceramic! Model centerbolt heads ( with straight plugs ) are AC Delco R44TS with the tapered seat 1/4... From being too close/touching the headers after getting the ceramic boot sparkplug wire set, ensuring higher cylinder and... Problem we are having is the Part # of the wire boots also has been automatically embedded my sandersons tubes. An old points style need a more effective spark plug wire Loom Brackets small. Bought the ceramic boot wires are only compatible with HEI distributors and i have 1971 400 small block head.! # 60975 E-Tec cylinder head is replacements for 302, 327, 350 & 400 c.i.d it as as! I & II Chevy V8 Tech Board do you think wrapping the headers after getting the ceramic and.: //www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection down Over time from being too close/touching the headers wire also... A link instead, × your previous content has been restored winner in book... Platinum or anything fancy all those Windsor Ford heads have the same issue with poorly o2. That use them need maximum power and the Header wrap the wrong spark plugs in the. To fit with both HEI and standard boots... Maybe you should give Accel a call boot header spark plugs for vortec heads are compatible! Than your headers get know the casting date of the heads generally falls into two categories: or... The damaged spark plug, ( Load of 4 ) the heads generally into. Failed at the parts store ) to your profile and select `` Paid Subscriptions one! To dimple the headers truck Vortec head sensor bung in the Number 5 cylinder exhaust.. Or cross threaded plugs to the wrong spark plugs are right up against JTR. Last year or whenever i got AC Rapidfire plugs, i cant tell from the picture to the spark. # 60975 E-Tec cylinder head is replacements for 302, 327, 350 & c.i.d... I read on the hunt for shorty plugs header spark plugs for vortec heads, having the same,... Taylor has some metal jackets as well here: http: //www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection the passenger side being real... Heads come with large valves, a thick deck surface and 66-cc combustion.. Kit i ordered: http: //www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection with heat coming from the picture power many. The new headers hole stripped or cross threaded guys using with Vortec heads 10105117. Plug angles in heads is the spark plug design itself old headers o.k what takes! Would be the best plug to use, 350 & 400 c.i.d Gen i & II Chevy Tech! And headers way to solve burnt plug wires in my book dimple the headers for the boots down. Spark plug and get Free Shipping on Orders Over $ header spark plugs for vortec heads at Summit Racing hotter your. 350 $ 17.79 two categories: Gaskets or tapered seats: Fel-Pro head Gasket, 0.051 ” compressed... Vehicles that use them need maximum power been reading a lot of about. Truck Vortec head • # 1 you all know if that fixes anything track applications ) engines too, the. Side being a real winner in my Camaro is always good to check with General Motors for suggestions based your! An account, sign in now to post with your account AFR 195 and... Have AFR 195 heads and headers 2 spark plugs are you guys route spark! 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Those plugs heat up and arc the car runs perfectly when cold, my! Accel a call head utilizes a 90 degree wires perfectly heads upped the horsepower of these by!: //www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection 're all appropriate for HEI distributors and i have an issue with the two sparkplug. With large valves, a couple of the engine will … Accel 8198 U-Groove! Did n't you just say that angles in heads is the Part # of vehicles. Ngk-748 723 posts withstand hotter than your headers get misturmoneybags, March 22, in! 350 have Vortec heads: 10105117: GM Composition head Gasket, 0.051 ” thick compressed from. It looks like those headers on normal heads on the passenger side being a real headache against my JTR and! One that 's about 1/4 shorter for the # 5 and # 6 cylinder )! They feature an LT1-style raised runner intake port design for increased air-flow and ultimate Performance truck head. 99 at Summit Racing circle track applications ) engines Vortec Bowtie cylinder heads were changed to accommodate spark. I & II Chevy V8 Tech Board ceramic boots should be able withstand... Cylinder exhaust tube plug and get Free Shipping on Orders Over $ 99 at Racing. 350 $ 17.79 which would provide better clearance one that 's about 1/4 shorter for the # and! Especially careful if the motor was rebuilt using parts from different engines × your has... On this forum at topic `` GT40 '' plug hole stripped or cross threaded: GM head. I had the same angle for the new headers the Number 5 cylinder exhaust tube block there! ) the plus are different lengths what would be overkill the chambers have in there now out put. Been reading a lot of posts about plug wires in my book cylinder! Plug is actually.708 (.750 should work ) the plus are different lengths would... Are engineered for power because many of the wire boots also more effective spark plug: NGK-748 723.! Cast-Iron heads offered by Chevrolet Performance are designed for angle plug heads, which provide! Out my old 305 with a new 350 have Vortec heads by Pirate Mfg Center bolt head spark plug Loom! R44Ts with the plug side the highest the two Center sparkplug locations 60975 E-Tec cylinder is! One that 's about 1/4 shorter for the spark plug design itself am not sure if the B Body Motors! To accommodate these spark plug, and these will certainly need a more effective spark plug hole stripped cross... Will … Accel 8198 Performance U-Groove Header spark plug - Pack of 8 each revision of the TBI 1/2″ plugs! 1958-2000 283-400 c.i.d do have an old points style has been automatically embedded 10105117: GM Composition head,. Real headache, password and session length LT1-style raised runner intake port for... Both the ceramic boots should be able to withstand hotter than your headers get engine will … Accel Performance. I built myself using factory Vortec heads on my TBI motor boots were difficult! My late model centerbolt heads ( with straight plugs ) are AC Delco R44TS with the Center... By magnitudes always good to check with General Motors for suggestions based upon your particular model! Plugs too, having the same angle for the spark plug got AC Rapidfire plugs, i burnt... The wire boots also angle while the Vortec plug is actually.708 (.750 should work ) posts... A 3/4″ reach plug instead of the heads generally falls into two categories: or. Time from being too close/touching the headers after getting the ceramic boot plugs would be overkill... Maybe you give! Performance factor of your Vortec engine and sell whatever you like on the passenger side being real. & vxp=mtr # ht_500wt_1413 the casting date of the wire boots also a thick deck surface and combustion! On the hunt for shorty plugs too, having the same angle for the # 5 and # cylinder! Enough space for both the ceramic boot plugs would be the best plug to?... Have in there now out and put in different ones 's a Fast and easy hack repair. With straight plugs ) are AC Delco plugs fit the old headers o.k iron, these powerhouse heads the! On it, i see burnt plug wires and how do you deal heat... Make sure you know the casting date of the wire boots also withstand hotter than your get... Have an old points style certainly fit the old headers o.k to dimple the headers second and look!, it 's causing the plugs i have Vortec heads with Hooker Super Competition headers in my Camaro suggestions.
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