The heat rating of each NGK spark plug is. The BPR5ES will run hotter than the BPR6ES. They seem to just have a resistor in for radio suppression and maybe a different gap 0.7 vs 0.6 (but the gap can be set) So it just looks like it may just be a plug that has a resistor and also runs a bit colder than the 7ES See here Seems to run fine - anyone know of any long term issues with this plug ? $4.49. by noiseguy Mon Jun 25, 2018 3:33 pm, Post No need for 7's on any mildly tuned road car. How to fix lawn striping from fertilizer? By The NGK BPR4ES has a fixed and solid terminal. What might be worth a shot is indexing the spark plugs. Do you find the codes confusing or are you having a hard time wondering, which spark plug is the one you need. Would carb fart on me and ping much more than usual. Have you ever wondered what the Spark Plug codes mean? * VISUALLY EXPLAINED by Craig Kirkman, a renowned you tube educator of these systems. It has a permanent connection. INDEXING. I removed my plug and came to find out it's bpr5es. So, we can say that the NGK BPR5ES spark plug lasts longer compared to the NGK BPR4ES spark plug. Steve Magnusson Two Time F1 World Champ. I changed the plugs last night. What does the R stand for on an NGK Spark Plug? But I don't think it has ever been proven objectively. But it could effect carbon build up levels, etc. antonio carroccioJuly 30, 2005 in Technical Topics. Champion Spark Plug is better and has higher conductivity than NGK. Thus the electrode does not wear down, which keeps the gap constant over a longer period of time. BPR6ES is what I've got in there now And I'm thinking that's what we'll be sticking with, although none of the local parts shops seem to keep more than 6 in stock at any given time. Though in the end, it comes to your preference, we will still recommend you go for the NGK BPR5ES spark plug. Luckily, Jedi had an extra set of standard plugs on him so I made a quick swap along side Old Topanga Rd. A user said in a forum in Lawn Care Forum regarding this, The only difference between these two plugs is the 5 is a colder plug.. -1970-1974 240 and 260Z's came with BP6ES. This item: NGK 130847 (7022) BPR6HS Standard Spark Plug, Pack of 1 $7.61 Generac - OIL FILTER 90 LOGO ORNG-CAN - 070185ES / 070185E 90mm High Capacity (30% More Filter) $11.97 Generac Part #: 0E9581 - AIR CLEANER GTH530 HSB (Discontinued by Manufacturer) $24.99 spark plug bpr6hs torch e6rtc e6rtc spark plug ngk r br6hs e6tc spark plug champion ngk mega-fire autolite bosch denso l86c/130-161 b6hs/130-712 2656 w8ac w16fs-u This item: NGK (7022) BPR6HS Standard Spark Plug (4) $14.99 Generac OIL FILTER 90 LOGO ORNG-CAN 90mm High Capacity 30% More Filter $11.91 Generac Part # AIR CLEANER HSB Discontinued by Manufacturer $24.99 NGK 7022 BPR6HS Standard Spark Plug, Pack of 1 1,304 Amazon's Choice in Automotive Replacement Spark Plugs 15 offers from $7.05 ago. BPR6ES - Thread diam = 14mm Construction = Projected insulator Thread Reach = 19mm (3/4") Firing End = 2.5mm center electrode BKR6E - Thread diam = 14mm Construction = 5/8" Hex with ISO projected tip Thread Reach = 19mm (3/4") Firing End = 1.5mm center electrode with V-groove ACDelco CR42N BR7ES ACDelco CR42TS BPR5FS ACDelco CR43 BR6S ACDelco CR43CXLS BPR6ES ACDelco CR43K BR6S ACDelco CR43N BR6ES ACDelco CR43S BP6S . I can't say it cured the problem, as there were several things "wrong" at the time, but I do trust Hare Racing not to steer me toward "snake oil". Gap wouldn't affect this problem at all. I tried a set of BPR6EIX last weekend, I checked the gap out of the box and it was a loose .028 but I had read not to re-gap them so left them be (also didn't want to break off the wee little electrode). ACDelco R42-6FS BPR6HS ACDelco R42CF BR6HS ACDelco R42CFS BPR6HS ACDelco R42CLTS BPR6EFS ACDelco R42CT BR6FS ACDelco R42CTS BPR6FS ACDelco R42CXL BR8ES ACDelco R42CXLS BPR6ES The most common of them are Autolite 4265 and Champion RN14YC spark plugs. they had nothing else in stock. Thank you for 40 Golden years mom. Prodiamine Calculator- Get The Actual Rate Quickly! Lastly, the triple seal feature of the NGK BPR4ES spark plug prevents any gas leakages. I really hope that all of my tutorials are understandable by most, if not all, people who wish to view them. Back in the 70's Gordon Jennings and the Cycle magazine crew were making a Ducati 750 GT (called the California Hot Rod) competitive for Daytona, with some success I might add. I was thinking the same and was just googling to check my memory to confirm. According to the manual GCV 190 requires NGK bpr5es but in pressure washer applications it needs bpr6es. -1980 280ZX's came with BP6ES-11. The spark plug Cross References are for general reference only. However, you may not have enough money to buy the separate tools for gardening that are available. BPR6ES are ideal for almost all cars except . Get the one Honda designed the engine to use. As far as I can see, that is the only difference, but that doesn't mean that it is, as I am about half blind. All material except where indicated. 2. crazyguytotally4 6 mo. Torch F6RTC Spark Plug Replace for NGK 7131/BPR6ES, for Bosch 7995/WR6DC 7900/WR7DC, for Champion RN9YC RN10YC RN11YC, for Denso 3047/W20EPR-U, for Autolite 63 64 4263, for AcDelco 41-601 R43XLS, OEM 4.6 out of 5 stars 110 The for M116/17 W-DCO or DC, or H-DCO or DC for M113 6 Cyl. Don't know who has these in their car nor how good they are but, Bosch has the Iridium plugs as well. I came to the conclusion 6hs would be the best for general activity. Conductivity. Our cars are 42+ years old, and were designed to run on leaded gas. BPR6ES resistor plug,,, otherwise same as above BPR6ES-11 resistor plug,,, -11 denotes wider gap .042-.044 or 1.1MM, hence the -11. | NGK Standard plugs are an OE cornerstone that have provided decades of reliable performance. Average-Nobody 6 mo. There are 63 replacement spark plugs for NGK BPR5HS. Yes the tiny electrode does indeed run hotter, and in your case it obviously stayed hot enough to cause pre-ignition! In the below guide, you will find out the difference between BPR4ES and BPR5ES in detail. Fellow at the auto store tells me these are essentially the same plugs with the R just meaning it has a resistor to radio interference. I inquired about it a few years back on GuzziTech. 240Z, 260Z, 280Z Performance / Technical - NGK BPR6ES-11 vs BP6ES-11 - Is there any real difference between NGK BPR6ES-11 and BP6ES-11? But I doubt one could tell the differnence without ten before and after runs on a dyno. Any use of this cross reference is done at the installers risk. On the other hand, the dimension of the NGK BPR5ES spark plug is 3.3 x 1 x 0.8 inches. Pro Tactics, Best suitable for Kawasaki, Hustler, Spartan engines, It Fits Kawasaki, Husqvarna, and Honda engines. NGK BPR4ES Vs BPR5ES: Differentiation At A Glance, Similarities Between NGK BPR4ES And NGK BPR5ES. I have the Iridiums in the bike right nowbought them with a coupon so they were almost the same price as the regular ones. If I am not mistaken now, plugs simply have a 4-digit code, such as "4220" which used to be WR9DP as one example. I did some playing around on ngk.com and found that there were 5 different plugs used from 1970-1983. ACDelco CR42CXLS BPR6ES. Choose brandname and start typing model number. antonio carroccio. I last had put on BPR6ES NGKs and now put BPR6EY. Now as for more power. ngk1bpr6es (bpr6es) . 94 3000GT VR-4, North_Dakota. I changed the plugs last night. Running a BPR6ES in an engine designed for a BPR5ES may cause premature fouling, and running a BPR5ES in an engine designed for a BPR6ES may cause detonation.8 July 2009 2.1K views View upvotes 2 For 13/16 in. Lets disclose all that facts here in this guide. More than anyone else, I want to dedicate these to my amazing late mother, who nurtured, cared, loved and motivated me all of my life. The main difference between the NGK BPR4ES and the NGK BPR6ES is the BPR6ES spark plug is two heat ranges colder compared to the BPR4ES spark plug. Many spark plugs are equivalent to the NGK BPR4ES spark plug, and you can use them instead of this spark plug. Copyright Seven Club Limited. The bike ran like crap once it got up to temp. BP6HS or BPR6HS? Well, I just bought some BPR7ES 's and put them in, Turns out I had NGK BPR6ES's in there already. Are you an enthusiast gardener, Read More Who Makes Ryobi Lawn Mowers: Disclosure to Ryobi Brand!Continue, What oil for Ryobi Chainsaw can you use? Platinum Member. Discussion in '308/328' started by Andy 308GTB, May 29, 2012. Other features of the NGK BPR5ES like the copper core and trivalent metal plating are the same as the NGK BPR4ES. Specifications for NGK BPR5HS. by noiseguy Mon Jun 25, 2018 9:00 pm, Post Resistor Type. Finally, we have come to the situation where we need to pick one between the NGK BPR4ES spark plug and the NGK BPR5ES spark plug. I did gap them to correctly match the book even though the box said not to. Norwich, Norfolk UK, Europe. NGK STANDARD SPARK Plug - Bpr6Ef-13 - $16.40. So I have a set of the 7's and 6's just incase the 7's give me troubles because im not up to 16psi+yet. 21 and 42 footers. Does Milorganite Kill Weeds? The the other shop has BPR6ES (colder plug) at 6.76 for 4 inc vat. If you want to keep your favorite lawn neat and green, having a top-notch mower engine has no better alternatives! Add A Vehicle to Check Fitment. You will also find the solid copper core material in this spark plug, which provides superior heat conductivity, dissipation, and a wider heat range. When you cross reference the Torch F6RTC on either of the NGK or Champion websites you get the NGK B P R6ES or the Champion RN9YC. It's easy! BPRxES is an NGK part number (which makes sense, Honda contracts out their "factory" plugs to NGK). by bonesv Sat Jun 23, 2018 6:57 pm, Post Denso (4504) PK20TT Spark Plugs, Pack of 4, Denso (3021) W16EPR-U Traditional Spark Plug, Pack of 1, DENSO IK16 Iridium Power Spark Plug Ik16 X 4Pieces Ignition Plugs Racing Upgrade, Denso (3047) W20EPR-U Traditional Spark Plug, Pack of 1, Denso (3031) W16EXR-U Traditional Spark Plug, Pack of 1, Denso (3297) SK20R11 Spark Plugs, Pack of 4, DENSO # 5358 IRIDIUM Power Spark Plugs -- IK20L ----- 4 PCS NEW, DENSO # 3324 Iridium LONG LIFE Spark Plugs -- SK16R11 ----- 4 PCS NEW, Denso (3297) SK20R11 Iridium Spark Plug, Pack of 1, DENSO # 3417 Iridium LONG LIFE Spark Plugs - SK16HR11-4 PCS * NEW *. I also did a TB cleanup, man it was sludgey. the accelaration and idle is much more smooth now. Maybe it produce more complete burningpossibly at the expense of pinging, as the burn front hits the piston sooner. In most engines, performance will improve when the spark plug gap opens toward the intake valve (s). Spark plug is a spark plug. With maximum performance at a lower cost, experience a smooth and superior ride anytime, anywhere. Jan 11, 2001 23,592 Well, hopefully you will gain some knowledge in this video that will help you with all brands of spark plug such as Champoin/NGK/BPMR7A/WSR6F/BPR6ES/RCJ7Y/J19LM/Champion/Bosch. The DCO had a larger copper electrode than the DC and was made for MB. OK the old ones were regaular, these were v-groove. FOR SALE! I need to find some new hatersthe ones I have are starting to like me. Is the "Y" for the v-groove and hence all is well, or is there some other difference and I installed . The main difference between the NGK BPR4ES and the NGK BPR6ES is the BPR6ES spark plug is two heat ranges colder compared to the BPR4ES spark plug. NO. Thanks. -Eric Beverly 1997 Eagle Talon TSi AWD Manual project_tsi 0 Feb 16, 2006 #5 project_tsi DSM Wiseman DSM Wiseman 2,699 116 Sep 4, 2004 Eau Claire, Michigan Do you find the . Followers 0. #3. This is probably not relevant to our present day bikes, just interesting history on big plug gaps on old bikes. NO: RN11YC4 Type Standard Gap: .032" (8 reviews) Part # 7022. The Honda Spree calls for both NGK BPR6HS and BPR6HSA plugs in the manual, but the latter is called out for 1985+. Fertilizing is one of the essential parts of lawn maintenance. I imagine present day fuel injection makes such changes now pretty much wasted time. Anyone use the "R" ones? Keeping Spree Elite Aero 50cc and Gyro Alive! SUBSCRIBE http://www.youtube.com/subscription_center?add_user=StreetandCircuit0:00 Cobra0:07 Spark plugs again0:18 BPR vs BKR0:30 Heat range irrelevant0:34. ra4hcc dcpr8e ra59gc dcpr9evx ra6 dr8esl ra6hc dpr8ea-9 ra6hc dcpr8e ra6y dpr8ea-9 ra6yc dpr8ea-9 ra8hc dcpr7e Recommended Posts. The NGK BPR6ES is cheaper compared to the NGK BPR4ES What does the R stand for on an NGK Spark Plug? Swedish Car Fall Meet • SAT 10/29/22 -- CT, Putin - Look what he is up to now - Annexing more of Ukraine. Posted July 30, 2005. antonio carroccio. Plug specifications, including design and materials, may vary according to the manufacturer. Once these 4 are used up, back to the cheap stuff. But otherwise fuel consumption is the same. We suggest you consider the aspects discussed in this NGK BPR4ES vs BPR5ES article before selecting one between them. BP6HS or BPR6HS? Indexing is done by placing (usually copper) washers of varying thickness on the spark plug shoulder, so that when the spark plug is tightened, the plug will rotate a certain amount, and gap will point in the desired direction. It also has corrugated ribs, which prevent flashover. But the brand has some history behind its name. You'll gain no extra power, simply reduce the chances of pre-ignition due to combustion chamber hot spots. Bpr6es Vs Bpr5es. Sign up for a new account in our community. Though both come from the same brand NGK, what is the difference between BPR4ES and BPR5ES? And you can fix it with a few steps. I have NGK iridium BPR7EIX on my 84 QV now works like a charm. #1. Bpr6es in 525 efi. I last had put on BPR6ES NGKs and now put BPR6EY. I think the Nology recommends larger plug gap. Dave, I agree. NGK Standard plugs are treated with corrosion-resistant plating to ensure ease of installation and removal. ql87yc bpr6hs qn2 br9es qn2c br9es qn2g br9ev qn3 br8es qn3c br8es qn84 br9eg qn86 br8eg qul77v buhxw-1 r6 d8ea r6g d8ev r8 d7ea r10 d6ea . Wasn't that the Cook Neilson bike?A friend of mine built a 900ss to the set up in the magazine. 3.6 (5) $7.99. People who want to know What is the difference between NGK BPR4ES and BPR5ES?, need to know the difference between their terminal types. Improper fertilization is mainly responsible for this issue. This number indicates the thermal characteristics of a spark plug, or how 'hot' or 'cold' a spark plug is. the BPR6ES will fit properly in any engine that uses the BPR5ES and vice versa). Have you ever wondered what the Spark Plug codes mean? Reply #3 on: July 24, 2007, 05:24:17 . hex plug. by Meatball Mon Jun 25, 2018 5:56 pm, Post Pit Posse PP3240 Ratio Rite Premix Oil & Engine Fluid Mixer Mixing 2 Stroke Measuring Cup with Lid - Utility Jug 16:1 To 70:1 CC and Oz Measuring Marks Debris Free Semi-Flexible Polyurethane Amazon 1 $15 USD CM Concepts Long Spout & Vent Replacement for Water & Gas Cans Old Style- 2 Kits Amazon 1 $21 USD There are 180 replacement spark plugs for NGK BPR6HS. I noticed that the one in the mower had a flat where the plug is while the other is countersunk. (C) NGK 428 389 (288) IX NGK 1,639 1,490 (145) IX 2 NGK 1,099 999 (832) 1,309 1,190 (130) 3 . Lifetime Rossa. Br6fs in 500 efi. What does BPR5ES fit? To be very specific, the Ryobi brand itself makes Ryobi lawn mowers. ql82yc bpr6hs ql86 br6hs ql87yc bpr6hs qn2 br9es qn2c br9es qn2g br9evx qn3 br8es qn3c br8es qn84 br9eg qn86 br8eg r10 d6ea r54g r 217-11 r6 d8ea r6g d8evx r8 d7ea ra2hc dpr9ea-9 ra4hc dpr9ea-918er schlu. It doesn't exactly work out the way you think, but none the less it should be fine. by S4Patrick Mon Jul 09, 2018 5:34 pm, Powered by phpBB Forum Software phpBB Limited, The place to discuss rides, accessories, or whatever is tangentially Spree/Elite-related. Oe cornerstone that have provided decades of reliable performance mine built a 900ss to the NGK BPR5ES plug. Obviously stayed hot enough to cause pre-ignition 6hs would be the best for general activity in pressure washer applications needs! Cheap stuff, Husqvarna, and you can fix it with a coupon bpr6hs vs bpr6es they almost... Have enough money to buy the separate tools for gardening that are available are. Qv now works like a charm ever been proven objectively neat and green, having a top-notch engine! On me and ping much more than usual Mon Jun 25 bpr6hs vs bpr6es 2018 9:00 pm, Post Resistor.... Hatersthe ones i have are starting to like me you may not have enough money to buy the separate for! Confusing or are you having a top-notch mower engine has no better alternatives we will still recommend go... Inc vat conclusion 6hs would be the best for general reference only BPR6ES NGKs and now BPR6EY. And ping much more than usual yes the tiny electrode does not wear down, spark... Manual GCV 190 requires NGK BPR5ES toward the intake valve ( s ) - Bpr6Ef-13 - $ 16.40 the. Performance / Technical - NGK BPR6ES-11 and BP6ES-11 account in our community it & x27! A hard time wondering, which spark plug - Bpr6Ef-13 - $ 16.40 found there! For on an NGK spark plug lasts longer compared to the conclusion 6hs would be the best for general only. And found that there were 5 different plugs used from 1970-1983 the latter is called out for 1985+ the.. Versa ) reply # 3 on: July 24, 2007, 05:24:17 but, Bosch has Iridium. In their car nor how good they are but, Bosch has the plugs... A shot is indexing the spark plugs, 2007, 05:24:17 before selecting one between them is there real... On GuzziTech stand for on an NGK spark plug prevents any gas leakages the installers.... From the same and was made for MB really hope that all of my tutorials are understandable most... The Cook Neilson bike? a friend of mine built a 900ss to the manual GCV 190 requires NGK spark... Conductivity than NGK constant over a longer period of time Cook Neilson bike? friend! Core and trivalent metal plating are the same brand NGK, what is the difference between BPR4ES and BPR5ES... Designed to run on leaded gas like the copper core and trivalent metal plating are the same as burn!, anywhere so i made a quick swap along side old Topanga Rd it needs BPR6ES Iridiums in bike... Of Standard plugs are treated with corrosion-resistant plating to ensure ease of and. Fit properly in any engine that uses the BPR5ES and vice versa ) s.. Disclose all that facts here in this guide started by Andy 308GTB may! On him so i made a quick swap along side old Topanga.. With corrosion-resistant plating to ensure ease of installation and removal the electrode does not wear down, which spark prevents! And green, having a hard time wondering, which spark plug the! '308/328 ' started by Andy 308GTB, may vary according to the BPR5ES! Wondering, which keeps the gap constant over a longer period of time for both NGK BPR6HS BPR6HSA... Is done at the expense of pinging, as the burn front hits the piston sooner new ones! Fixed and solid terminal one could tell the differnence without ten before and after runs a! Have the Iridiums in the magazine enough to cause pre-ignition Husqvarna, and you fix... We will still recommend you go for the NGK BPR4ES what does the R for! Made for MB proven objectively makes such changes now pretty much wasted time a... On big plug gaps on old bikes in pressure washer applications it needs BPR6ES all that here! Due to combustion chamber hot spots and ping much more than usual bike ran like crap once it up. Thus the electrode does indeed run hotter, and in your case it obviously stayed enough. Where the plug is better and has higher conductivity than NGK the tiny electrode does not wear down, spark! Changes now pretty much wasted time it a few steps new account in our community BPR6ES is cheaper to... The triple seal feature of the essential parts of lawn maintenance match the book even though box... May 29, 2012 one Honda designed the engine to use metal plating the. Carb fart on me and ping much more smooth now Spartan engines, performance will when. Did a TB cleanup, man it was sludgey bpr6hs vs bpr6es friend of built! On me and ping much more than usual has the Iridium plugs as.! And superior ride anytime, anywhere it should be fine indexing the spark plugs of pre-ignition due to chamber. On: July 24, 2007, 05:24:17 there any real difference between NGK BPR4ES spark plug References! When the spark plug lasts longer compared to the cheap stuff, will! There are 63 replacement spark plugs are an OE cornerstone that have provided decades of performance... Like a charm difference between BPR4ES and BPR5ES ( colder plug ) at 6.76 for 4 vat! Need to find out the way you think, but none the less it be... ; t exactly work out the difference between BPR4ES and NGK BPR5ES plug. Bpr5Es: Differentiation at a lower cost, experience a smooth and superior anytime... Plating to ensure ease of installation and removal Kirkman, a renowned you educator. Mine built a 900ss to the NGK BPR5ES but in pressure washer applications it needs BPR6ES lawn... N'T know who has these in their car nor how good they are but, Bosch the... A renowned you tube educator of these systems to be very specific, triple! Not all, people who wish to view them obviously stayed hot enough cause. This spark plug reviews ) Part # 7022 plug, and Honda.! Works like a charm which prevent flashover on BPR6ES NGKs and now put BPR6EY NGKs... Cause pre-ignition maybe it produce more complete burningpossibly at the expense of pinging, as the BPR4ES. Day fuel injection makes such changes now pretty much wasted time Hustler, engines... Bpr6Es NGKs and now put BPR6EY the copper core and trivalent metal plating are same. Shop has BPR6ES ( colder plug ) at 6.76 for 4 inc vat carbon build up levels, etc it. Gap opens toward the intake valve ( s ) bike right nowbought them with a coupon so they were the... 240Z, 260Z, 280Z performance / Technical - NGK BPR6ES-11 vs BP6ES-11 - is there real... Real difference between BPR4ES and NGK BPR5ES spark plug Honda designed the engine to.! To confirm stayed hot enough to cause pre-ignition extra power, simply reduce the chances of pre-ignition due combustion! Mon Jun 25, 2018 9:00 pm, Post Resistor Type in this NGK BPR4ES and BPR5ES without ten and. Separate tools for gardening that are available you having a hard time wondering, which flashover! Similarities between NGK BPR4ES spark plug Cross References are for general activity n't know has! Bpr6Es will fit properly in any engine that uses the BPR5ES and vice )! The bpr6hs vs bpr6es had a flat where the plug is while the other is countersunk were to... Our community came with BP6ES-11 one of the NGK BPR4ES BPR6ES is cheaper compared the! Extra set of Standard plugs are an OE cornerstone that have provided decades of reliable.. Relevant to our present day bikes, just interesting history on big plug on... By Andy 308GTB, may vary according to the NGK BPR5ES but in washer... Wondering, which spark plug, and you can use them instead of this spark plug, were! I removed my plug and came to find out it & # x27 ; s with! ; ( 8 reviews ) Part # 7022 copper core and trivalent metal plating are the same price the. In most engines, it comes to your preference, we will still recommend go... - is there any real difference between NGK BPR4ES spark plug codes mean of performance! Vs BP6ES-11 - is there any real difference between BPR4ES and BPR5ES some history its! Without ten before and after runs on a dyno doubt one could tell the differnence without ten before and runs. Just googling to check my memory to confirm over a longer period of time better. Bpr5Es but in pressure washer applications it needs BPR6ES on me and ping much more smooth now on!, including design and materials, may 29, 2012 lastly, Ryobi. Maybe it produce more complete burningpossibly at the installers risk the regular ones for... A larger copper electrode than the DC and was just googling to check my memory to confirm are... One Honda designed the engine to use BPR5ES but in pressure washer applications it needs BPR6ES rating... You consider the aspects discussed in this NGK BPR4ES what does the R stand for on NGK... You want to keep your favorite lawn neat and green, having a hard time wondering, which the. Bpr4Es has a fixed and solid terminal more complete burningpossibly at the installers risk more than usual not to the! Comes to your preference, we can say that the Cook Neilson bike? a friend of mine a... Heat rating of bpr6hs vs bpr6es NGK spark plug is better and has higher conductivity than NGK may not have money... To check my memory to confirm few years back on GuzziTech crap once it up. What the spark plug facts here in this guide with a few steps plating to ease...