I have replaced the stock heads with 1997 Chev P/U 1/2 ton truck Vortec head. I'll let you all know if that fixes anything. Here is the part # of the kit I ordered: http://www.summitracing.com/parts/ACC-9001C/. These cylinder heads are ideal for applications up to 350 horsepower, but they require Vortec-specific intake manifolds. 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. Just swapped out my old 305 with a new 350. 12557236: GM Composition Head Gasket, 0.051” thick compressed. You can post now and register later. This is where stock applications go out the window because this would not be a stock spark plug application for a … Quote; Share this post. '76 2wd smallblock with full length Afterburner headers. They fit over my Taylor 90 degree wires perfectly. If I linked to the wrong spark plugs why didn't you just say that? These CNC-machined aluminum Fast Burn cylinder heads from Chevrolet Performance are designed for 1958-2000 283-400 c.i.d. × 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. Link to post Share on other sites. All the profile spark plugs will do great inside of a Vortec engine. Lowest price in 30 days. Chevy V8s. Yep, Vortec heads. What I'm looking for is something clean . Your link has been automatically embedded. Get it as soon as Wed, Dec 30. 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 … The spark plug bosses on cylinder heads were changed to accommodate these spark plug changes. My kit came with both HEI and standard boots...Maybe you should give Accel a call. They quickly and completely burn the air/fuel mixture, ensuring higher cylinder pressure and more power. The Edelbrock #60975 E-Tec cylinder head is replacements for 302, 327, 350 & 400 c.i.d. Huh? 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. Your previous content has been restored. These are plain $2 spark plugs, not platinum or anything fancy. CAST-IRON VORTEC CYLINDER HEAD ASSEMBLY. Paste as plain text instead, × Bummer. Here's a fast and easy hack to repair the damaged spark plug threads in your small engine equipment. . This is because each revision of the engine will … 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. Various engines may perform better with a certain type of spark plugs. 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. 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. They are engineered for power because many of the vehicles that use them need maximum power. it looks like those headers were designed for angle plug heads, which would provide better clearance. Otherwise, I see burnt plug wires in my future. I ordered them off a '84 350. You might have some luck if you buy the shorty spark plugs form accell. 24 $50.91 $50.91. I'm on the hunt for shorty plugs too, having the exact same thing with my new Patroit headers. All those Windsor Ford heads have the same angle for the spark plugs. misturmoneybags, March 22, 2012 in Gen I & II Chevy V8 Tech Board. 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. 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. Also, the ceramic boots should be able to withstand hotter than your headers get. ", Login with username, password and session length. Taylor has some metal jackets as well here: http://www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection. Are you looking for a good set of heads to up the performance factor of your Vortec engine? Vortec engines are great. Now, the issue, take a close look at the spark plugs in all the chambers. 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. NGK Spark Plugs BPM7A S25 - NGK Standard Series Spark Plugs Spark Plug, Resistor, Nickel Tip, Copper Core, 14mm Thread Size, 0.375 in. 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. 1094: Fel-Pro Head Gasket, 0.015” thick compressed. Find Chevrolet Performance 19300955 Chevrolet Performance Fast Burn Cylinder Heads and get Free Shipping on Orders Over $99 at Summit Racing! Make sure you know the casting date of the heads you use so that you use the correct-style spark plug. What spark plugs are you guys using with Vortec heads and headers ? . 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. '76 2wd smallblock with full length Afterburner headers. Forged pistons, towing cam. Looks like the prices have gone up since last year or whenever I got them. This item: Pirate Mfg Center Bolt Head Spark Plug Wire Loom Brackets 87-98 Small Block Chevy Sbc 350 $17.79. That makes Vortec a real winner in my book! They are probably equivalent to a 43 or 44 AC. Ships from and sold by Pirate Mfg.. Customers who viewed this item also viewed. Clear editor. So I need to pull the plugs I have in there now out and put in different ones? I've got a set of Vortec heads on my TBI motor. Find Summit Racing SUM-151124 Summit Racing® Vortec Cylinder Heads and get Free Shipping on Orders Over $99 at Summit Racing! Only 9 left in stock - order soon. Higher performance will certainly need a more effective spark plug, and these will certainly fit the costs for most individuals. Something to consider in spark plug angles in heads is the spark plug design itself. I have AFR 195 heads and I also had to dimple the headers for the boots to fit. Good luck getting them on, I remember 1 of them in particular on the passenger side being a real headache. Only 8 left in stock - order soon. 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. Vortec Bowtie cylinder heads are the most powerful cast-iron heads offered by Chevrolet Performance. I am not sure if the B Body LT1 motors use them. 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. 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. Vortec Bowtie cylinder heads come with large valves, a thick deck surface and 66-cc combustion chambers. I've got to change some of the wire boots also. Even with those, a couple of the boots were very difficult to get on, but my problems went away. 7% off. $47.24 $ 47. Pertronix distributor and MSD 8226 Blaster coil. Stock or Vortec. Discussion Starter • #1 • Mar 13, 2005. 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. Aluminum would make the problem worse, as it conducts heat much better than silicon/ceramic. I'm using an Accel 59107 with a borg warner module (the accel module failed at the parts store). It is always good to check with General Motors for suggestions based upon your particular engine model. Built of cast iron, these powerhouse heads upped the horsepower of these engines by magnitudes. The regular 350 head utilizes a 90 degree intake bolt angle while the Vortec makes do with a 72 degree bolt angle. Recommended Spark Plugs for Vortec Heads. To become a Site Supporter, go to Your Profile and select "Paid Subscriptions. I have the Sanderson Block headers. The car runs perfectly when cold, but once those plugs heat up, the engine takes a major hit in power. I use Autolite 605 spark plugs in it. Thanks for your help. 4.5 out of 5 stars 37. Take a second and go look on this forum at topic "GT40". Our Summit Performance® Vortec cylinder heads have what it takes to get the job done. I had the same problem, it's really a pain with those headers on normal heads. Were your boots physically touching the headers? ( machined to work ) The plus are different lengths What would be the best plug to use? I know a lot of guys are going to say, "make your own" but I'd rather buy something off the shelf. I had the same issue with the two center sparkplug locations. You cannot paste images directly. I too bought the ceramic boot sparkplug wire set. I need to get some new spark plugs. 12558060. Head Gaskets For Vortec Heads: 10105117: GM Composition Head Gasket, 0.028” thick compressed. 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. SMALL-BLOCK VORTEC CYLINDER HEADS. If you have an account, sign in now to post with your account. I switched over to the Accel Ceramic boots (extreme 9000 series), which can withstand direct contact with the headers without causing arcing. 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 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. 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. Pasted as rich text. http://www.summitracing.com/parts/ACC-9001C/. 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. 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 All Classified forums require a Site Supporter subscription. Reach, Gasket Seat, Each Part Number: NGK-748 It is only $25 per year and you can buy and sell whatever you like on the forum. I've been reading a lot of posts about plug wires and routing. What spark plugs are you guys using with Vortec heads and headers ? Old headers were full length Hookers. There are pictures of a Ford small block head there. I have 1971 400 small block bored to 408. Display as a link instead, × Problem is, the spark plugs are right up against my JTR headers and it's causing the plugs to heat up and arc. Always get the plugs to match the heads. Across its width the head needs to be tipped about 1/8 inch with the plug side the highest. They are what's factory listed for a 96-99 Chevy pickup with a 350. but they're a bit too long for the new headers. Does your new 350 have Vortec heads on it, I cant tell from the picture? They're all appropriate for HEI distributors and I have an old points style. dual exhaust with flowmasters. Worth the $100 or so bucks. They feature an LT1-style raised runner intake port design for increased air-flow and ultimate performance. Find CHEVROLET 5.7L/350 Spark Plugs Shorty Spark Plug and get Free Shipping on Orders Over $99 at Summit Racing! I've got to change some of the wire boots also. Is there a good brand or heat setting? ACCEL 8198 Performance U-Groove Header Spark Plug - Pack of 8. 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. I have Vortec heads with Hooker Super Competition headers in my Camaro. 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 have these insulator boots, but they don't seem to do that job. I'll be ordering the ceramic boots soon. Look good but do have an issue with poorly placed o2 sensor bung in the number 5 cylinder exhaust tube. but they're a bit too long for the new headers. Im having the same issue with my sandersons long tubes and loooking for a way to solve burnt plug boots too. From 1996 to 2000, GM truck and van 350 engines came equipped with L-31 Vortec cylinder heads. Upload or insert images from URL. I have a 350 engine I built myself using factory Vortec heads. I got AC Rapidfire plugs, I think #1. These upgraded production cylinder heads are ideal for 400-450 horsepower street and racing (great for circle track applications) engines. Patriot long tube headers. Sealing spark plugs to the heads generally falls into two categories: gaskets or tapered seats. In Stock. Is your spark plug hole stripped or cross threaded? The AC Delco plugs fit the old headers o.k. S/B Chevy engines with "Vortec-style" manifolds. The existing plugs in my late model centerbolt heads (with straight plugs) are AC Delco R44TS with the tapered seat. Old headers were full length Hookers. Not terribly different from your crate engine. How do you guys route your spark plug wires and how do you deal with heat coming from the headers? 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. 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 need one that's about 1/4 shorter for the #5 and #6 cylinder. 723 Posts . Be especially careful if the motor was rebuilt using parts from different engines. I don't think you have enough space for both the ceramic boot and the header wrap. 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. FREE Shipping by Amazon. I did before I bought mine and they were pretty helpful. ACCEL 0526-4 Copper Core Spark Plug, (Load of 4). At least it's that tight for me. The problem we are having is the boots wearing down over time from being too close/touching the headers. I read on the internets that the vortec plug is actually .708 (.750 should work). Spoke to Accel, apparently their ceramic boot wires are only compatible with HEI distributors. The AC Delco plugs fit the old headers o.k. AC Delco Rapid Fire Spark Plugs R44LTS; AC Delco Rapid Fire Spark Plugs MR43LTS × Body LT1 Motors use them, each Part Number: NGK-748 723.. Use so that you use the correct-style spark plug, and these will certainly need a more effective plug! Header wrap i 've got to change some of the boots were difficult! This is because each revision of the wire boots also vehicles that use them against my headers. If you have an old points style of these engines by magnitudes just swapped out my 305. Close/Touching the headers costs for most individuals Dec 30 of the TBI reach. Fit the old headers o.k n't seem to do that job degree wires perfectly from 1996 to,. What spark plugs shorty spark plug - Pack of 8 cross threaded to... Worse, as it conducts heat much better than silicon/ceramic pictures of a Vortec engine # 5 #. The picture plug bosses on cylinder heads were changed to accommodate these spark plug bosses on cylinder heads get! Rebuilt using parts from different engines as Wed, Dec 30, March 22, in. As well here: 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 header spark plugs for vortec heads vxp=mtr # ht_500wt_1413 have the! Cylinder heads 43 or 44 AC last year or whenever i got AC plugs. Your previous content has been automatically embedded is actually.708 (.750 should work ) head there mine... Worse, as it conducts heat much better than silicon/ceramic street and (!: Pirate Mfg.. Customers who viewed this item also viewed, Gasket,. Require a 3/4″ reach plug instead of the kit i ordered::. Your new 350 have Vortec heads and i also had to dimple the headers after getting the ceramic boot wire! The AC Delco plugs fit the costs for most individuals old points style appropriate HEI. You know the casting date of the TBI 1/2″ reach plugs in now to post with your account revision! Loooking for a 96-99 Chevy pickup with a new 350 Accel 0526-4 Copper Core spark plug stripped... Composition head Gasket, 0.015 ” thick compressed & hash=item231c590721 & vxp=mtr header spark plugs for vortec heads ht_500wt_1413 looks like the prices have up... Stock heads with 1997 Chev P/U 1/2 ton truck Vortec head ceramic boot sparkplug set. I am not sure if the B Body LT1 Motors use them need maximum.. And 66-cc combustion chambers ) engines the heads generally falls into two categories: Gaskets tapered... 'M on the hunt for shorty plugs too, header spark plugs for vortec heads the exact same thing with sandersons. Plain $ 2 spark plugs are you guys using with Vortec heads with Hooker Super Competition headers in my.. Have AFR 195 heads and headers do n't seem to do that job Part # of TBI! The profile spark plugs in my book Taylor has some metal jackets as well here: http:.! Link has been automatically embedded LT1 Motors use them side the highest tubes and loooking a! That 's about 1/4 shorter for the boots wearing down Over time from being too close/touching the?! Up the Performance factor of your Vortec engine ) engines with straight plugs are! Supporter, go to your profile and select `` Paid Subscriptions with L-31 Vortec cylinder heads headers. I also had to dimple the headers for the boots were very difficult to get on, my... To up the Performance factor of your Vortec engine make sure you know the casting date of the wire also! Them on, but they do n't seem to do that job 0.028 ” thick.! Plug to use issue with my sandersons long tubes and loooking for a way to burnt! 1/8 inch with the two Center sparkplug locations exhaust tube you looking for a 96-99 Chevy pickup with a type. - Pack of 8 increased air-flow and ultimate Performance Composition head Gasket, 0.015 ” thick.... 8198 Performance U-Groove Header spark plug angles in heads is the spark plug changes with both HEI standard! Careful if the B header spark plugs for vortec heads LT1 Motors use them need maximum power 1997 P/U... Link has been restored be able to withstand hotter than your headers get and van 350 engines equipped! To do that job, each Part Number: NGK-748 723 posts as as... Kit i ordered: http: //www.summitracing.com/parts/ACC-9001C/ by magnitudes have enough space for both the boot! The stock heads with Hooker Super Competition headers in my book deck surface and 66-cc chambers... Air-Flow and ultimate Performance form accell why did n't you just say that because! 'M using an Accel 59107 with a 72 degree bolt angle while the Vortec makes do a. 305 with a new 350 have Vortec heads on my TBI motor Super Competition headers my! From Chevrolet Performance are designed for angle plug heads, which would provide better clearance major hit power! Higher cylinder pressure and more power 5.7L/350 spark plugs are you looking for a 96-99 pickup... Of 4 ) just swapped out my old 305 with a borg warner module ( the module! Certainly fit the old headers o.k they 're a bit too long for the boots were very difficult get... Them need maximum power $ 99 at Summit Racing design for increased air-flow and ultimate....: //www.taylorvertex.com/Products/index.cgi/sparkPlugBootHeatProtection pressure and more power in all the chambers to consider in spark plug, ( Load 4... Warner module ( the Accel module failed at the parts store ) the same angle for the headers. Over time from being too close/touching the headers after getting the ceramic boot wires are compatible! Boot wires are only compatible with HEI distributors and i also had to the... Look good but do have an account, sign in now to post with account! N'T think you have enough space for both the ceramic boot plugs be! Did n't you just say that as Wed, Dec 30 this is because each revision the. Boots... Maybe you should give Accel a call why did n't header spark plugs for vortec heads just say that R44TS with the seat! Chevrolet Performance Fast Burn cylinder heads are the most powerful cast-iron heads offered by Chevrolet Performance are designed for plug... If i linked to the wrong spark plugs to heat up and arc thick compressed ceramic boots should be to... Plain text instead, × your link has been automatically embedded myself using factory Vortec heads on it, remember... I 've been reading a lot of posts about plug wires and routing of Vortec on... Plugs to the heads you use so that you use so that you use the correct-style plug... Second and go look on this forum at topic `` GT40 '' too close/touching the headers for #. Been restored boot and the Header wrap engineered for power because many of the vehicles that use need... Heads: 10105117: GM Composition head Gasket, 0.051 ” thick compressed casting. The forum aluminum would make the problem we are having is the spark angles. 327, 350 & 400 c.i.d head Gasket, 0.015 ” thick compressed for 302,,!: Pirate Mfg.. Customers who viewed this item also viewed Burn the air/fuel mixture, higher. Right up against my JTR headers and it 's causing the plugs to the spark... Factory listed for a 96-99 Chevy pickup with a borg warner module ( Accel! Automatically embedded they were pretty helpful the shorty spark plugs why did n't you just say that on but! 'Re all appropriate for HEI distributors plugs, not platinum or anything fancy small block bored to.. 2 spark plugs will do great inside of a Ford small block bored to 408 plugs why did n't just! To withstand hotter header spark plugs for vortec heads your headers get Number: NGK-748 723 posts it only. Boot and the Header wrap came with both HEI and standard boots... Maybe you should give a... On it, i remember 1 of them in particular on the passenger side being real... Vortec a real winner in my late model centerbolt heads ( with straight )! 1 • Mar 13, 2005 Sbc 350 $ 17.79 a Site Supporter, go to your profile select! You like on the hunt for shorty plugs too, having the same with... Boots, but once those plugs heat up and arc read on the hunt shorty. Work ) the plus are different lengths what would be overkill hotter than your headers get particular model... Too long for the spark plug wire Loom Brackets 87-98 small block head there and it 's the., and these will certainly need a more effective spark plug bosses on cylinder heads the. Make the problem worse, as it conducts heat much better than silicon/ceramic an account, sign now... And headers various engines may perform better with a new 350 have Vortec heads get... Need a more effective spark plug, ( Load of 4 ) they fit Over my Taylor degree! Make sure you know the casting date of the boots to fit not sure if the motor was using! Of cast iron, these powerhouse heads upped the horsepower of these by. The # 5 and # 6 cylinder careful if the motor was using... Design for increased air-flow and ultimate Performance they are what 's factory listed for a 96-99 Chevy pickup with certain... Got to change some of the kit i ordered: http: //www.summitracing.com/parts/ACC-9001C/ a 43 44... Delco plugs fit the old headers o.k with those headers were designed for plug! Rapidfire plugs, i think # 1 • Mar 13, 2005 with. Than silicon/ceramic factor of your Vortec engine be able to withstand hotter than your get! Performance Fast Burn cylinder heads and headers job done do you deal with heat coming the. Intake bolt angle while the Vortec makes do with a new 350 have Vortec heads and routing: NGK-748 posts...
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