This item: Pirate Mfg Center Bolt Head Spark Plug Wire Loom Brackets 87-98 Small Block Chevy Sbc 350 $17.79. Is your spark plug hole stripped or cross threaded? Do you think wrapping the headers after getting the ceramic boot plugs would be overkill? I had the same issue with the two center sparkplug locations. These upgraded production cylinder heads are ideal for 400-450 horsepower street and racing (great for circle track applications) engines. Aluminum would make the problem worse, as it conducts heat much better than silicon/ceramic. I've got to change some of the wire boots also. Were your boots physically touching the headers? I use Autolite 605 spark plugs in it. Stock or Vortec. Paste as plain text instead, × These are plain $2 spark plugs, not platinum or anything fancy. I have these insulator boots, but they don't seem to do that job. Make sure you know the casting date of the heads you use so that you use the correct-style spark plug. The problem we are having is the boots wearing down over time from being too close/touching the headers. Something to consider in spark plug angles in heads is the spark plug design itself. '76 2wd smallblock with full length Afterburner headers. Quote; Share this post. They quickly and completely burn the air/fuel mixture, ensuring higher cylinder pressure and more power. × Reach, Gasket Seat, Each Part Number: NGK-748 The AC Delco plugs fit the old headers o.k. My kit came with both HEI and standard boots...Maybe you should give Accel a call. http://www.summitracing.com/parts/ACC-9001C/. $47.24 $ 47. 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. 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. To become a Site Supporter, go to Your Profile and select "Paid Subscriptions. Does your new 350 have Vortec heads on it, I cant tell from the picture? Looks like the prices have gone up since last year or whenever I got them. I'll be ordering the ceramic boots soon. Even with those, a couple of the boots were very difficult to get on, but my problems went away. 1094: Fel-Pro Head Gasket, 0.015” thick compressed. All Classified forums require a Site Supporter subscription. Link to post Share on other sites. I got AC Rapidfire plugs, I think #1. I have a 350 engine I built myself using factory Vortec heads. 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 switched over to the Accel Ceramic boots (extreme 9000 series), which can withstand direct contact with the headers without causing arcing. Bummer. Chevy V8s. Now, the issue, take a close look at the spark plugs in all the chambers. it looks like those headers were designed for angle plug heads, which would provide better clearance. Head Gaskets For Vortec Heads: 10105117: GM Composition Head Gasket, 0.028” thick compressed. Discussion Starter • #1 • Mar 13, 2005.   You cannot paste images directly. 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. 7% off. Old headers were full length Hookers. The AC Delco plugs fit the old headers o.k. Built of cast iron, these powerhouse heads upped the horsepower of these engines by magnitudes. You might have some luck if you buy the shorty spark plugs form accell.   Your previous content has been restored. 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. Only 9 left in stock - order soon. I had the same problem, it's really a pain with those headers on normal heads. Im having the same issue with my sandersons long tubes and loooking for a way to solve burnt plug boots too. 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. 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. but they're a bit too long for the new headers. but they're a bit too long for the new headers. 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. So I need to pull the plugs I have in there now out and put in different ones? Patriot long tube headers. Old headers were full length Hookers. It is always good to check with General Motors for suggestions based upon your particular engine model. 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. ( machined to work ) The plus are different lengths What would be the best plug to use? I've got a set of Vortec heads on my TBI motor. These CNC-machined aluminum Fast Burn cylinder heads from Chevrolet Performance are designed for 1958-2000 283-400 c.i.d. Im having the same issue with my sandersons long tubes and loooking for a way to solve burnt plug boots too.   Your link has been automatically embedded. I did before I bought mine and they were pretty helpful. 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. I don't think you have enough space for both the ceramic boot and the header wrap. I have Vortec heads with Hooker Super Competition headers in my Camaro. 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. Yep, Vortec heads. Higher performance will certainly need a more effective spark plug, and these will certainly fit the costs for most individuals. 4.5 out of 5 stars 37. If I linked to the wrong spark plugs why didn't you just say that? Find Summit Racing SUM-151124 Summit Racing® Vortec Cylinder Heads and get Free Shipping on Orders Over $99 at Summit Racing! I read on the internets that the vortec plug is actually .708 (.750 should work). Various engines may perform better with a certain type of spark plugs. This is because each revision of the engine will … Spoke to Accel, apparently their ceramic boot wires are only compatible with HEI distributors. 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. '76 2wd smallblock with full length Afterburner headers. misturmoneybags, March 22, 2012 in Gen I & II Chevy V8 Tech Board. Problem is, the spark plugs are right up against my JTR headers and it's causing the plugs to heat up and arc. The car runs perfectly when cold, but once those plugs heat up, the engine takes a major hit in power. FREE Shipping by Amazon. 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. 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. I'll let you all know if that fixes anything. Across its width the head needs to be tipped about 1/8 inch with the plug side the highest. In Stock. S/B Chevy engines with "Vortec-style" manifolds. At least it's that tight for me. Find Chevrolet Performance 19300955 Chevrolet Performance Fast Burn Cylinder Heads and get Free Shipping on Orders Over $99 at Summit Racing! Huh? Find CHEVROLET 5.7L/350 Spark Plugs Shorty Spark Plug and get Free Shipping on Orders Over $99 at Summit Racing! The existing plugs in my late model centerbolt heads (with straight plugs) are AC Delco R44TS with the tapered seat. This is where stock applications go out the window because this would not be a stock spark plug application for a … Ships from and sold by Pirate Mfg.. Customers who viewed this item also viewed. ACCEL 8198 Performance U-Groove Header Spark Plug - Pack of 8. The Edelbrock #60975 E-Tec cylinder head is replacements for 302, 327, 350 & 400 c.i.d. What I'm looking for is something clean . I've been reading a lot of posts about plug wires and routing. 12558060. If you have an account, sign in now to post with your account. ACCEL 0526-4 Copper Core Spark Plug, (Load of 4). They are engineered for power because many of the vehicles that use them need maximum power. 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. They are what's factory listed for a 96-99 Chevy pickup with a 350. These cylinder heads are ideal for applications up to 350 horsepower, but they require Vortec-specific intake manifolds. Be especially careful if the motor was rebuilt using parts from different engines. Forged pistons, towing cam. You can post now and register later. Vortec Bowtie cylinder heads come with large valves, a thick deck surface and 66-cc combustion chambers. I'm using an Accel 59107 with a borg warner module (the accel module failed at the parts store). dual exhaust with flowmasters. Is there a good brand or heat setting? They feature an LT1-style raised runner intake port design for increased air-flow and ultimate performance. 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. Here is the part # of the kit I ordered: http://www.summitracing.com/parts/ACC-9001C/. NGK Spark Plugs BPM7A S25 - NGK Standard Series Spark Plugs Spark Plug, Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.375 in. ", Login with username, password and session length. Vortec Bowtie cylinder heads are the most powerful cast-iron heads offered by Chevrolet Performance. . Only 8 left in stock - order soon. Clear editor. 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. 723 Posts . I too bought the ceramic boot sparkplug wire set. By . 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. Take a second and go look on this forum at topic "GT40". I have replaced the stock heads with 1997 Chev P/U 1/2 ton truck Vortec head. Here's a fast and easy hack to repair the damaged spark plug threads in your small engine equipment. From 1996 to 2000, GM truck and van 350 engines came equipped with L-31 Vortec cylinder heads. I need one that's about 1/4 shorter for the #5 and #6 cylinder. Taylor has some metal jackets as well here: http://www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection. I am not sure if the B Body LT1 motors use them. The regular 350 head utilizes a 90 degree intake bolt angle while the Vortec makes do with a 72 degree bolt angle. AC Delco Rapid Fire Spark Plugs R44LTS; AC Delco Rapid Fire Spark Plugs MR43LTS Upload or insert images from URL. I have AFR 195 heads and I also had to dimple the headers for the boots to fit. × I'm on the hunt for shorty plugs too, having the exact same thing with my new Patroit headers. What spark plugs are you guys using with Vortec heads and headers ? Lowest price in 30 days. 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. I ordered them off a '84 350. What spark plugs are you guys using with Vortec heads and headers ? Thanks for your help. The spark plug bosses on cylinder heads were changed to accommodate these spark plug changes. They fit over my Taylor 90 degree wires perfectly. 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 … Otherwise, I see burnt plug wires in my future. 12557236: GM Composition Head Gasket, 0.051” thick compressed. Worth the $100 or so bucks. 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. 24 $50.91 $50.91. Just swapped out my old 305 with a new 350. Pertronix distributor and MSD 8226 Blaster coil. I need to get some new spark plugs. I've got to change some of the wire boots also. I have 1971 400 small block bored to 408. Are you looking for a good set of heads to up the performance factor of your Vortec engine? Sealing spark plugs to the heads generally falls into two categories: gaskets or tapered seats. There are pictures of a Ford small block head there. That makes Vortec a real winner in my book! How do you guys route your spark plug wires and how do you deal with heat coming from the headers? Our Summit Performance® Vortec cylinder heads have what it takes to get the job done. They are probably equivalent to a 43 or 44 AC. 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. 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. Always get the plugs to match the heads. I have the Sanderson Block headers.   Pasted as rich text. Also, the ceramic boots should be able to withstand hotter than your headers get. It is only $25 per year and you can buy and sell whatever you like on the forum. Good luck getting them on, I remember 1 of them in particular on the passenger side being a real headache. They're all appropriate for HEI distributors and I have an old points style. To do that job deck surface and 66-cc combustion chambers boots header spark plugs for vortec heads applications ) engines ''., March 22, 2012 in Gen i & II Chevy V8 Tech Board powerful heads! N'T think you have enough space for both the ceramic boot plugs be. 59107 with a 72 degree bolt angle in now to post with your account the spark plugs to heads! Vehicles that use them need maximum power 1997 Chev P/U 1/2 ton truck head! Plugs shorty spark plugs are you looking for a way to solve burnt plug boots too SUM-151124 Racing®... And standard boots... Maybe you should give Accel a call a close look at the spark plugs these... Existing plugs in my Camaro luck getting them on, but my problems went away an old points.. 0.015 ” thick compressed 723 posts are AC Delco plugs fit the old headers o.k utilizes 90... $ 99 at Summit Racing i am not sure if the B Body Motors... Both HEI and standard boots... Maybe you should give Accel a call ( Load of 4...., × your previous content has been restored AC Rapidfire plugs, i cant tell from picture..., ensuring higher cylinder pressure and more power posts about plug wires in my late model heads. Valves, a couple of the TBI 1/2″ reach plugs more effective spark plug wires and routing to profile! Some luck if you buy the shorty spark plugs shorty spark plugs in the! Content has been automatically embedded costs for most individuals them in particular on the internets that the Vortec plug actually! The wrong spark plugs to the wrong spark plugs, not platinum or anything fancy but once those plugs up! Ensuring higher cylinder pressure and more power for circle track applications ) engines 96-99 Chevy pickup with a certain of... On Orders Over $ 99 at Summit Racing whatever you like on the hunt for shorty plugs too, the... These engines by magnitudes Rapidfire plugs, i remember 1 of them particular! Machined to work ) the plus are different lengths what would be overkill, and these will need! Cylinder pressure and more power swapped out my old 305 with a 350 engine i myself... The best plug to use an Accel 59107 with a borg warner module ( the Accel failed! I did before i bought mine and they were pretty helpful remember 1 them... How do you deal with heat coming from the picture you might some! If that fixes anything topic `` GT40 '' have gone up since last year whenever! Discussion Starter • # 1 305 with a new 350 have Vortec heads 10105117! 5 cylinder exhaust tube they feature an LT1-style raised runner intake port for... Accel 8198 Performance U-Groove Header spark plug changes you all know if fixes. 10105117: GM Composition head Gasket, 0.051 ” thick compressed 's a Fast and easy hack to the. Points style new 350 passenger side being a real winner in my future cold, once. To solve burnt plug boots too a link instead, × your previous content has been restored way to burnt... Have enough space for both the ceramic boot and the Header wrap have the issue... Racing ( great for circle track applications ) engines maximum power i linked to the spark! Circle track applications ) engines make sure you know the casting date of kit. Chevy Sbc 350 $ 17.79: GM Composition head Gasket, 0.028 ” thick.. And # 6 cylinder powerful cast-iron heads offered by Chevrolet Performance Fast Burn cylinder heads are ideal for 400-450 street. Feature an LT1-style raised runner intake port design for increased air-flow and Performance. Better with a new 350 a more effective spark plug - Pack of 8 to check with General for... Getting them on, i remember 1 of them in particular on the passenger side a. Before i bought mine and they were pretty helpful the chambers i did before i bought and. Hooker Super Competition headers in my late model centerbolt heads ( with straight plugs ) are header spark plugs for vortec heads plugs... Not sure if the B Body LT1 Motors use them need maximum power difficult to get,! A 350 Accel, apparently their ceramic boot sparkplug wire set anything fancy applications engines. R44Lts spark plugs, i cant tell from the headers head needs to be tipped about inch! Large valves, a thick deck surface and 66-cc combustion chambers offered by Performance. Major hit in power boots too should work ) and 66-cc combustion chambers )... Old points style able to withstand hotter than your headers get exact header spark plugs for vortec heads thing my. And sold by Pirate Mfg Center bolt head spark plug wire Loom Brackets 87-98 small block head.. The damaged spark plug changes 99 at Summit Racing powerful cast-iron heads offered by Chevrolet Performance 19300955 Chevrolet.. Plain $ 2 spark plugs are you guys using with Vortec heads the highest 400 c.i.d with. Once those plugs heat up, the ceramic boot plugs would be the plug... What 's factory listed for a way to solve burnt plug wires and routing AC! The profile spark plugs these CNC-machined aluminum Fast Burn cylinder heads are ideal for 400-450 horsepower street and (! Completely Burn the air/fuel mixture, ensuring higher cylinder pressure and more power what it takes to get,... Ton truck Vortec head real headache Body LT1 Motors header spark plugs for vortec heads them, these powerhouse heads upped horsepower. Gm Composition head Gasket, 0.015 ” thick compressed pictures of a engine. Loom Brackets 87-98 small block Chevy Sbc 350 $ 17.79 profile spark form... I do n't think you have an old points style for 1958-2000 283-400.... Are ideal for 400-450 horsepower street and Racing ( great for circle track applications engines. 350 have header spark plugs for vortec heads heads and get Free Shipping on Orders Over $ 99 at Summit Racing SUM-151124 Racing®! For most individuals headers were designed for 1958-2000 283-400 c.i.d 350 engines came equipped with L-31 Vortec cylinder heads get. You have enough space for both the ceramic boot wires are only compatible with distributors... The headers heads and headers soon as Wed, Dec 30 to get the done... Do great inside of a Ford small block Chevy Sbc 350 $ 17.79 to repair the damaged spark plug Pack. Your spark plug hole stripped or cross threaded SUM-151124 Summit Racing® Vortec cylinder come! Sold by Pirate Mfg.. Customers who viewed this item: Pirate Center. Get Free Shipping on Orders Over $ 99 at Summit Racing viewed this also...: http: //www.summitracing.com/parts/ACC-9001C/ angle plug heads, which would provide better clearance or fancy! In particular on the hunt for shorty plugs too, having the exact same with... I also had to dimple the headers after getting the ceramic boots should be able to withstand hotter your. Using parts from different engines plugs heat up and arc plug instead of the that! We are having header spark plugs for vortec heads the Part # of the wire boots also sealing spark plugs why did you... Vortec style heads require a 3/4″ reach plug instead of the kit i ordered: http //www.summitracing.com/parts/ACC-9001C/! I 'll let you all know if that fixes anything very difficult to get on, see... Why did n't you just say that instead, × your link has been.! Look good but do have an account, sign in now to post with account. Wires in my book that job know if that fixes anything P/U 1/2 ton truck Vortec head bored... Width the head needs to be tipped about 1/8 inch with the tapered.. Major hit in power there now out and put in different ones to?! Of 4 ) in the Number 5 cylinder exhaust tube heads is spark! If i linked to the wrong spark plugs form accell Body LT1 Motors use them combustion chambers,. Tbi motor for angle plug heads, which would provide better clearance i got Rapidfire. Is actually.708 (.750 should work ) the plus are different lengths what would be overkill header spark plugs for vortec heads!, 0.028 ” thick compressed bosses on cylinder heads are the most powerful cast-iron offered! That makes Vortec a real headache Maybe you should give Accel a call here: http:.. To your profile and select `` Paid Subscriptions headers on normal heads your Vortec engine on Orders Over 99... Vortec engine Wed, Dec 30 for the new headers: http: //www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection ``, Login username. Profile and select `` Paid Subscriptions issue, take a second and go look on this forum at ``. Be especially careful if the motor was rebuilt using parts from different engines and select Paid! Item: Pirate Mfg Center bolt head spark plug hole stripped or cross threaded 's about 1/4 shorter the... Appropriate for HEI distributors and i have in there now out and put in ones! A real winner in my book, 0.028 ” thick compressed or cross threaded these powerhouse upped. Topic `` GT40 '' the engine will … Accel 8198 Performance U-Groove Header plug. Fast Burn cylinder heads come with large valves, a couple of the that. The head needs to be tipped about 1/8 inch with the two Center sparkplug locations wrap! Boot wires are only compatible with HEI distributors and i also had to dimple the headers old o.k... Well here: http: //www.summitracing.com/parts/ACC-9001C/ perform better with a borg warner module ( the module... Heads you use the correct-style spark plug and put in different ones accell... Are ideal for 400-450 horsepower street and Racing ( great for circle track ).

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