Spark plug wires wear out internally because this high voltage burns them out, and they deteriorate externally due to … It can also cause unburned fuel to pass into the exhaust system where it can harm your catalytic converter. The easiest solution is to buy a better set of quality wires. Best Spark Plug Wires For Chevy 350 With Headers Buying Guide. The faults are an electrical failure and current leakage. Wasn't the exhaust leak creating a ticking sound? I see polaris plug wires are about $25 each. Well I think I fixed the problem. Plug Boot 409 Spiro-Pro 10.4mm Ignition Wire Set … 135 Deg. No amount of wrapping at this point is going to help. A boot may help a little bit, but you're better off getting creative with plug wire looms and zip ties to hold it out of the way. http://item.mobileweb.ebay.com/viewitem?itemId=370795725662, Header issues - Follow up of my emission issue thread, Sudden lean idle/deacceleration issue, backfire, loss of power, etc, 1965 - 1973 Classic Mustangs -General/Talk-. they only come in 45* so im sure it will be fine. You are using an out of date browser. is there a home way remedy this or do i need to buy those protective covers? What are the signs of spark plug wires failure? Is there special plug wires I could use or a differen't way to run the wires that will allow them to survive the hooker super comp headers. I shortened the wires and fixed the problem. 1995 Ford Mustang 3.8L V6 - Electrical Issues - Need Help. Installed them and been driving on them for a little while. I had the same problem. BTW you'll have to replace that wire now. i tried wrapping the boot in a piece of leather that i cut off a welding bib. Estimated Ship Date: Tomorrow if shipped by air. The same kind of deterioration that I was experiencing, except for the fact that it was only happening in one spot on one of my boots.. so I checked for an. Normal driving and idle is unaffected. This time I replaced all of the spark plugs and plug wires. Estimated Ship Date: Tomorrow if shipped by air. You could also remove the boot and trim the conductor lead back a little bit away from the edge of the boot. it worked great for me. Repeating for emphasis, but there is no other cause for this problem then poor wires. It may not display this or other websites correctly. Order Spark Plug Wire Set for your vehicle and pick it up in store—make your purchase, find a store near you, and get directions. i just noticed that the rear most spark plug boot on the passenger side is arching out to my header. If that looks okay I would buy some thermal protection sleeves to provide extra heat and/or contact protection for the wires. They seemed like they were made of a lot denser material. Taylor Cable 79614 409 Spiro-Pro 10.4mm Ignition Wire Set Blue For Vehicles w/LS Truck Headers 11.75 in. JavaScript is disabled. It quickly got worse. You are using an out of date browser. I saw lightning jumping through the #5 plug boot to the header. The last ones started to do the same. could this cause my car to break up past 5k rpm? #4 – Slow acceleration; Next signs of bad spark plug wires are slow acceleration. Spark plug wires arc on cylinders #2 and #3 under load, Wide Open Throttle, producing power loss and surging. JBA Headers W0861 - JBA Headers PowerCables Spark Plug Wire Sets Spark Plug Wires, Powercables, Assembled, 8mm, Spiral Core, Red, Chevy, GMC, 8.1L, Set Part Number: JBA-W0861 $86.99. The wipre assembly comes off very easily and then you can just reach back over the plenum and reach the plugs/wires. i already ordered the ford racing 9mm wires too. Your order may be eligible for Ship to Home, and shipping is free on all online orders of $35.00+. Two weeks later started to misfire again. Visible arcing from open end of spark plug wire boot to head around spark plug on one of the two cylinders. A second set of spark plug wires was tried to to see if the arcing was the caue of the wires. especially on angle plug heads with second generation camaros. This time I replaced all of the spark plugs and plug wires. I was standing on the left side, I looked at the coil packs and spark plug wires and seen the arcing of the spark plug wires where they start the weep up the the coil. They are usually quite audible. Within Mazda and Probe owners, these are regarded as the best option. Boot will stop it.. I ran those boots laying right on the headers with no problem. The wires were old so i just replaced the spark plug wires. Replace the wire, then wrap it. Good to hear that the problem was resolved. Yes, the wire was connected to the plug correctly. I don't know much about the Duraspark wires. You must log in or register to reply here. especially with the covers. I have hooker super comps and afr 195 heads. guess ill order some of those covers. Opened the hood at night and saw all of the little blue arcs. It carries the high voltage (30k to 50k volts) produced by the ignition coil to the spark plug. Engine surges, cutouts, rough running during acceleration - Help Please! the headers are bbk shortys. Thanks for your response…I am not a mechanic to do a compression test however I will pass on your advice to a mechanic I choose to take a look at the issue about doing a #3 cylinder compression check…Will it be wise to replace all spark plugs, spark plug wires and the one ignition coil assembly where the spark plug wire arcing is taking place? Thank you all for your input and suggestions, I thought about the negative effects that extreme heat can have on wires. The 8mm Ferro-Spiral core wire now has ceramic boots on the spark plug end of the wires that will withstand up to 2,000° F. If you are running headers with close tolerances, an engine bay with little room, or an RV with boots that melt because of heat, these wire kits are the answer. and there was in fact a concentrated blast of fire being blown on the boot! Check the routing and make certain there is adequate clearance. I don't know how the path of least resistance could possibly be jumping through silicone and air to get to the header. Usually that's to the plug but if for some reason the plug is bad or the ignition system is unstable then the electricity will find an easier path whether it be to another wire, a header, or the head. It looked like the #5 was the main problem again. It may not display this or other websites correctly. 25hp water-cooled Kohler Aegis. Well, I ordered some new Ford Motorsport spark plug wires off of amazon. The center wire got stuck on the end of the boot when the wires were put together. Last night I fired it up after over hauling it and it runs good but two of my spark plug wires at the boot are arcing off the header. Thought the problem was solved until today. Find out why this happens, and what you need to do when you notice that your plugs are arcing … They're 8 mm NAPA wires and ACR45 plugs. I've got GT40X heads, running BBK Long Tubes, with Ford Racing wires on my car with the 45-degree boots and they clear everything just fine. The electrical circuit breaks at the point where the metal contact of the wire is connected to the conductive housing and other components of the ignition system, for example: i ddidnt actually put it on the headers themselves but just on the boot of the spark plug wire that was burning. To change the rear wires/plugs just take off the top alternator braket and remove the wiper assembly. did not work. What heads are you running? this includes looking from underneath the car while it is running. A spark plug wire is a basic but critical engine component. the headers are bbk shortys. I would guess that the wire has touched the header and has been damaged. The spark plug wire is arcing for there is a least path of resistance on the distributor cap. The last ones started to do the same. After probing around, I heard some arcing noises, checked the spark plug area and found the SP wire is arcing. if you hear a ticking sound look at that cyl. BUT I did notice that the porcelain parts of the plugs were glowing steadily. 8 product ratings - Mr Gasket Spark Plug Wire Holder 6015; Chrome w/ Black Separator for 8mm Wires $13.88 Trending at $15.53 Trending price is based on prices over last 90 days. A-Team Performance Silicone Spark Plug Wires Set Compatible with SBC Small Block Chevy Chevrolet GMC Over The Valve Cover Wires 283 305 307 327 350 400 Red 8.0mm 4.5 out of 5 stars 75 $34.99 $ 34 . For a better experience, please enable JavaScript in your browser before proceeding. This happens only at WOT. stock heads. A poor acceleration is a quick way to tell you that the spark plug wire is faulty. You must log in or register to reply here. This makes your car run rough and can affect your gas mileage. GM LS Spark Plug Wire Set 8.5mm 81027 - Black These ignition wires are designed for superior performance and durability. Protect Your Spark Plug Boots. For now, know that distributed resistance type wires have a resistance value of 3,000 to 12,000 ohms per foot. The NGK wires are the OEM equipment for this exact same engine in Mazda 626’s and Mazda Millenia’s, which I have owned. confirm your header bolts are tight and your gasket is good. Is there a possible reason/problem with the engine causing this to keep happening? you can mist the wires/plugs with water in dark condition and look for arc. I hate to say it, but the only cause of that is poor wire quality. Basically, there are three spark plug wire types, but more on that later. Update: I cleaned off all the anti seize on the plugs that were arcing to make sure there was a good ground to the head, and I also added another ground from the block to the frame. I know.. not a stang, but the ranger station boys are slow to reply and haven't had a clue what the prob is so far, and the 94 - 95 guys here are basically awsome!!! i just noticed that the rear most spark plug boot on the passenger side is arching out to my header. Engine stumbles with the frequency of arcing. There could be a crack in the cap, but most of the time the spark occurs due to lack of connection. The arc was going between a plug wire and the radiator hose, about 6-8 inches from the coils? I had one ford racing wire shorting, I couldn't tell till I grabbed the top of the distributor. I saw that the plugs that were arcing before to headers weren’t anymore. For a better experience, please enable JavaScript in your browser before proceeding. just ordered an indentical set. Part Number: DEI-010603. Headers suck Find out why this happens, and what you need to do when you notice that your plugs are arcing or sparking. make sure you put a little dab of dielectric grease in both ends of the spark plug boots, 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-. An arcing plug wire can cause a weak spark or no spark at all in the cylinder with the bad wire. Replaced the wires today and the acceleration is noticably improved, but it looks like most of the cylinders still are arcing, but its barely noticable. JavaScript is disabled. The spark plug wire conducts high-voltage pulses from the ignition coil or distributor to the spark plug, keeping that voltage, 10,000 to 30,000 volts, from arcing elsewhere. MAG and fixed resistor spark plug wires … http://www.summitracing.com/search/...k-Plug-Wire-Heat-Shield-Sleeves/?autoview=SKU. Almost anyone with headers on their car, truck or racecar has experienced burned spark plug wires or has melted through a spark plug boot or two. lol But one wire is arcing on a header and the other looks like it's arcing to the block or the metal part you put the wrench on to tighten or loosen the plug with. It's arcing because it has burned through already. The factory manual states to take off the serpintene belt and rotate the alternator towards the firewall but that isn't necessary. Just make sure you push them over the boot all the way down to the head. 1979 - 1995 (Fox, SN95.0, & 2.3L) -General/Talk-. Check here for special coupons and promotions. The wires tried were Motorcraft. which would clear better? When the spark plug wire is bad, it will cause an erratic flow of electrical current to the engine. I know right wtf MSD! DEI Protect-A-Boots prevent plug boots and wires from burning, cracking and potentially dangerous arcing, due to engine and header heat. How to make room for your spark plugs if they hit the primary tubes of your headers. Yes, that's exactly why it's breaking up. which ones did you get? Is the small amount of arcing an issue, whats causing it, and any advice on routing plug wires? Spark Plug Wire Thermal Sleeve, Titanium Protect-A-Wire, 1,800 degrees F, Slide-over, Glass Fiber, Gray, 25 ft. The end of the lead comes to close to the end of the boot, or the boot seal has a loose fit. is there a home way remedy this or do i need to buy those protective covers? … It's not normal - or safe - for your plugs to arc or spark. After reconnecting the wire to SP, engine doesn't die anymore, but still arcs sometime and on every WOT(wide open throttle) it … if it turns out to be a bad wire, then replace wires but first confirm wtf the problem is. Bought a set of high temp boots on eBay. Length, Kit. i still see the charge going from header to the boot. Motorsport wires are notorious for having this problem. You can test some types of spark plug wires with an ohmmeter. i am going to order spark plug wires today. The reason wires will arc like that is because electricity always follows the path of least resistance. Had I seen this thread earlier, I would have tried talking you out of ordering FRPP wires and into a set of Taylor wires. How's everybody routing their spark plug wires.Over the valve covers,under headers or using some sort of guides?Post what you are using and post your … It's not normal - or safe - for your plugs to arc or spark. i have tried that header wrap stuff and it works great. First, my truck started to run rough and misfire. I started it up and heard arcing sounds. With a bad spark plug, the vehicle will halt and continue. but im wondering if i shoukd order them with 45* or 90* boots? Remove the spark plug wires to the distributor cap one at a time and put die electric grease on the terminals and then put the spark plug wires back on. Emphasis, but there is no other cause for this problem then poor.... Plugs that were arcing before to headers weren ’ t anymore way to tell you that plugs. Need to do when you notice that the plugs that were arcing before to weren. Of amazon just noticed that the plugs were glowing steadily Ship to home, and advice... Plugs that were arcing before to headers weren ’ t anymore websites correctly and wires burning... Plug heads with second generation camaros exhaust system where it can harm spark plug wire arcing on header... Some types of spark plug wire that was burning going to order spark wires. 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