But this is the what Superformance offer (and I wouldn't normally argue with them): Funny. We are 24/7 available to ANSWER you! Pete Roper replied to my post, saying that (to put it a little more delicately than Pete did ) having a regular morning constitution before a ride would provide a greater benefit to performance than indexing plugs. 24,510. Reply to this topic; Start new topic; Prev; 1; 2; Next; Page 1 of 2 . I have the Iridiums in the bike right nowbought them with a coupon so they were almost the same price as the regular ones. Average-Nobody 6 mo. Lastly, the triple seal feature of the NGK BPR4ES spark plug prevents any gas leakages. If you fertilize the lawn, Read More How to Fix Lawn Striping from Fertilizer- Best Way to FixContinue, You are looking for some best lawn mower brands in the market. I last had put on BPR6ES NGKs and now put BPR6EY. ago. I was having this exact same argument inside my brain! That was the bike. Their upgrade ended up being a pair of K-Mart auto ignition coils replacing the small oem pair which enabled them to open up the plug gaps from the previous 0.025" to 0.050". 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 Lets disclose all that facts here in this guide. Size. Now as for more power. Greg Mustang 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. rn9ycc bpr6es rn9yc4 bpr6es-11 rn10gy bpr6ev rn10y bpr6es rn10y4 bpr6es-11 rn11y bpr5es rn11yc bpr5es rn11ycc bpr5es rn11yc4 bpr5es-11 . All rights reserved. But maybe if I switched from BPR6ES to BP6ES non-resistor and opened up the plug gap a little. As I recall, either Ed or Todd chimed in and agreed with Pete's assessment. I went to a BP5ES plug (slightly hotter than the BP6) and switched to 87 octane gas as another step toward reaching my goals. Norwich, Norfolk UK, Europe. I will be willing to take a guess and say the difference is the BPR6HSA plug comes. Others include AC Delco R44XLS, Bosch W10DC, Champion 405, Honda 98079-54817, Nissan F2000, Nissan V1414, Napa X761, Motorcraft AGR82, General Motors 5613878, and many more spark plugs. Proper Application Process You Must KnowContinue, One of the biggest differences between Kohler and Kawasaki is their construction. Shop by Vehicle. But it could effect carbon build up levels, etc. I usually buy Bosch out of choice. Company reg no. E3 Spark Plug Cross Reference for AC Delco, Autolite, Bosch, Champion, Denso, Motorcraft, NGK, and Splitfire spark plugs. Do you find the . ago. BPR5ES plugs are also designed for use with leaded fuel, while BPR6ES plugs can be used with unleaded fuel. I inquired about it a few years back on GuzziTech. In my opinion, it is best to change the plugs with every valve adjustment, mostly to get a fresh washer for a good seal with less risk to over torquing. Plus they are red. 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. Yes the tiny electrode does indeed run hotter, and in your case it obviously stayed hot enough to cause pre-ignition! BPRxES is an NGK part number (which makes sense, Honda contracts out their "factory" plugs to NGK). Brickboard.com is not affiliated with nor sponsored by AB Volvo, Volvo Car Corporation, Volvo Cars of North America, Inc. or Ford Motor Company. -1977-'79 280Z and 280ZX's came with B6ES-11. -1970-1974 240 and 260Z's came with BP6ES. thanks in advance to al lwho may respond. The information is correct for Bosch (or other German plugs like BERU). Typically the heat range for NGK Spark Plugs varies from 2-11. BPR6ES is what I've got in there now. NGK STANDARD SPARK Plug - Bpr6Ef-13 - $16.40. BPR6ES are ideal for almost all cars except . I changed the plugs last night. The NGK BR6ES cross references to the Champion RN4C. In that case,, Read More A Detailed Guide to Kohler Vs Kawasaki Mower EngineContinue, The traditional lawn rake will be very expensive to buy. 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) Rsistants l'encrassement, ses matriaux prviennent la corrosion, l'idal pour prserver votre matriel plus longtemps. champion ngk mega-fire autolite bosch denso l86c/130-161 b6hs/130-712 2656 w8ac w16fs-u Anyone use the "R" ones? The optimal firing end temperature is approximately 500C (932F) to 800C (1472F). ..I've been happily using the 7ES plugs, but recently popped into the motor factors without my usual parts list , and got given a set of BPR6E correct for a 1600 crossflow engine. Montreal. This is useful, Don't forget the winter raffle! 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). The cross references are for general reference only, please check for correct specifications and measurements for your application. Nov 30, 2012. Thanks. So it just looks like it may just be a plug that has a resistor and also runs a bit colder than the 7ES But I doubt one could tell the differnence without ten before and after runs on a dyno. You will also find the solid copper core material in this spark plug, which provides superior heat conductivity, dissipation, and a wider heat range. , < Click HERE for Instructions on Posting Pictures >, Italian Bike [non-Ducati] Photo Gallery, BevelHeaven Classifieds - Vintage Italian 'For Sale' & 'Wanted' Ads, BevelHeaven Sponsors - Supporting Vendors Who Support This Place and You, Click here to become a supporting vendor and sell your products, Bevel Heaven - Ducati Restoration Parts & Accessories, BevelHeaven.com eStore & Website Happenings, http://www.ngksparkplugs.com/techinfo/s sistor.asp. I was thinking the same and was just googling to check my memory to confirm. And you can fix it with a few steps. 81. Features NGK Year Round Spark Plugs lead to reduced emissions Less fouling Reduced emissions Easier starting Eco-Clean spark plug has reduced emissions and improved fuel economy. However, you may not have enough money to buy the separate tools for gardening that are available. The most common of them are Autolite 4265 and Champion RN14YC spark plugs. ngk1bpr6es (bpr6es) . Share More sharing options. BP6HS or BPR6HS? Plug specifications, including design and materials, may vary according to the manufacturer. #3. Steve Magnusson Two Time F1 World Champ. Spark Gap-1.3mm Gap. Ducati Maintenance, Preservation & Restoration, Post The stock heat range will be fine for you now and is NGK BPR6ES. By antonio carroccio July 30, 2005 in Technical Topics. I also did a TB cleanup, man it was sludgey. the accelaration and idle is much more smooth now. exhausts/ carburation/ filters oils/ maintenance products I think weight reduction through matter expulsion would be a bigger increase in power to weight ratio though. Swedish Car Fall Meet • SAT 10/29/22 -- CT, Putin - Look what he is up to now - Annexing more of Ukraine. What does the R stand for on an NGK Spark Plug? The Torch plug that came out of my generator from factory was model F6RTC. Enter your vehicle information to find correct fit. The NGK BPR6ES is cheaper compared to the NGK BPR4ES What does the R stand for on an NGK Spark Plug? Reply. 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. So first of all, if it were not for him I wouldn't be here with all of this knowledge today. I really hope that all of my tutorials are understandable by most, if not all, people who wish to view them. IMOP for NoCal BP6ES should be right. antonio carroccioJuly 30, 2005 in Technical Topics. Post Re: bosch to ngk spark plug cross reference. If the heat range is not optimal, then serious trouble can be the result. by vintagegarage Sun Jun 24, 2018 7:24 am, Post the BPR6ES will fit properly in any engine that uses the BPR5ES and vice versa). Nevertheless, the final choice is yours. Yes it will spark and the engine will run. Washington. Would carb fart on me and ping much more than usual. www.importationsthibault.com www.importationsthibault.com impor tations 897 tires/tubes/ mx acc. It also has corrugated ribs, which prevent flashover. That piece that screws on the top is just to attach it to bootless spark plug wires. 3.6 (5) $7.99. Resistor Type. Jan 27, 2021. Conductivity. 13. Copyright Seven Club Limited. There are 63 replacement spark plugs for NGK BPR5HS . If anyone has a credible comment on indexing plugs on Guzzi's, I reckon it'd be these guys No experience or opinion for that matter on indexing spark plugs but I recall some interesting things written about increasing plug gaps. To be very specific, the Ryobi brand itself makes Ryobi lawn mowers. Post your 'Electrical & Gauges' FAQs, comments & questions regarding Ducati motorcycles here. I think the Nology recommends larger plug gap. 11-11-2013, 03:47 PM. Prodiamine Calculator- Get The Actual Rate Quickly! Team Inside The Yard is waiting to solve your every problems, YES! or 4/5/6/7hs etc. What does BPR5ES fit? La bougie d'allumage Champion RN9YC convient tous vos appareils de motoculture et de jardinage. Jan 11, 2001 23,592 ACDelco CR42N BR7ES ACDelco CR42TS BPR5FS ACDelco CR43 BR6S ACDelco CR43CXLS BPR6ES ACDelco CR43K BR6S ACDelco CR43N BR6ES ACDelco CR43S BP6S . I'm getting a slight misfire when it is running fairly hot Wonder if an NGK patent expired recently since that Bosch design is identical to the NGK and Bosch used to use a different style/construction for their exotic plug design. If you take reference to them then you do so on your own accord knowing they are from a third party found on an internet google search. There are many more differences, including dimension, features, durability, and price. Yes, it can be used to control the weeds along with some other herbicides. Check for correct application and spec/measurements. I don't know if it is BS, but Hare Racing recommended them when I was having some detonation problems. Tread Diameter:0.551. The lawn gets striping of different colorization from harmful fertilizing effects. But it's a $3 spark plug. by confusa Mon Jun 28, 2010 11:09 am, Post The spark plug Cross References are for general reference only. 240Z, 260Z, 280Z Performance / Technical - NGK BPR6ES-11 vs BP6ES-11 - Is there any real difference between NGK BPR6ES-11 and BP6ES-11? 9. Though both come from the same brand NGK, what is the difference between BPR4ES and BPR5ES? It has a permanent connection. The BPR5ES will run hotter than the BPR6ES. Thread 14mm Hex Size 13/16" Type Resistor Reach: 19mm Seat Type: Gasket Gap: .036" Heat Range: 5 Terminal Type: Removable Nut REF. But I don't think it has ever been proven objectively. 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 by noiseguy Mon Jun 25, 2018 3:33 pm, Post http://www.ferrarichat.com/forum/showthread.php?t=369716, http://www.youtube.com/watch?v=m-oLGUE3hFE, http://www.beru.com/aftermarket/product-finder, (You must log in or sign up to post here. Thus the electrode does not wear down, which keeps the gap constant over a longer period of time. Running higher boost levels (18+psi or so), people like to go to one range colder which is the NGK BPR7ES. The Honda Spree calls for both NGK BPR6HS and BPR6HSA plugs in the manual, but the latter is called out for 1985+. by motormike Sun Jun 24, 2018 12:08 am, Post by Den Mon Dec 06, 2010 3:59 pm, Post For more useful information please take a look at my website: https://www.therepairspecialistonline.com/ Thank you so much for viewing this video. This spark plug features a 'twin tip' - a thin centre of 0.4mm and a protruding ground electrode of 0.7mm in diameter - which boosts your car's horsepower and torque. $1.99 1092 NGK BPR7HS-10 Spark Plug - Same Day Shipping. Choose brandname and start typing model number. How to fix lawn striping from fertilizer? -11 plugs discontinued?????? There are 180 replacement spark plugs for NGK BPR6HS. She is the only person who believes in me, and supports me, 100% in all of my endeavors. FWIW, I was interested in indexing plugs at one point, remembering that it used to be an old racer's trick back in the days of hemi-head pushrod motors, which presumably benefitted from a more optimized flame-front travel with indexing. However, the NGK BPR5ES spark plug does not spark as hot as the NGK BPR4ES spark plug. Spark plug is a spark plug. I did some playing around on ngk.com and found that there were 5 different plugs used from 1970-1983. All rights reserved. 3880568. Iridium is a more durable material, so BPR6ES plugs will last longer than BPR5ES plugs. Most cars now use platinum and have 100,000 intervals for changing. Nuts and Bolts: technical questions and topics, a trailer park in east Texas , where they call me " Mister ". If the tip or side electrode are worn, or if there are any . The fluttering on my tachometer is gone (EDIT not completely )which may have been caused by faulty noise suppression in my cheap carbon, non-oem wires that I was using. wr7dcx bpr6es-11 rg94c cr8e w27es b9es wr7ds bpr6eix rgu94c cr8eh-9 w27es-gu b9evx wr8bc bpr5hs rl78c br7hs w27es-u b9es wr8dc bpr5es rl82y bpr6hs w27es-zu b9evx wr8dc4 bpr5es rl82yc bpr6hs w27esr br9es wr9dc bpr5es rl82ycc bpr6hs w27esr-u br9es ws5e bm7a rl87yc bpr6hs w29es-v b10eg ws5f bpm7a rn2 br9es w31en b10eg ws7e bm6a rn2c br9es w31es-gu . This spark plug has a pure alumina silicate ceramic insulator, which provides better heat transfer and superior strength. Denso (3021) W16EPR-U Traditional Spark Plug, Pack of 1, DENSO IK16 Iridium Power Spark Plug Ik16 X 4Pieces Ignition Plugs Racing Upgrade, DENSO # 3461 IRIDIUM LONG LIFE Spark Plugs -- SXU22HCR11S ----- 4 PCSNEW, Denso (3047) W20EPR-U Traditional Spark Plug, Pack of 1, Denso 234-4623 Downstream Oxygen Sensor with 23 4-Wire Square Plug Harness for Calif. Equip, DENSO # 5358 IRIDIUM Power Spark Plugs -- IK20L ----- 4 PCS NEW, DENSO # 3324 Iridium LONG LIFE Spark Plugs -- SK16R11 ----- 4 PCS NEW, 6 PCSNEW -- DENSO #4503 PLATINUM T T Spark Plugs -- PK16TT, DENSO # 3417 Iridium LONG LIFE Spark Plugs - SK16HR11-4 PCS * NEW *. | NGK Standard plugs are an OE cornerstone that have provided decades of reliable performance. Br6fs in 500 efi. It is because the NGK BPR5ES spark plug is cheaper, lightweight, and lasts longer than the NGK BPR4ES spark plug. ! I removed my plug and came to find out it's bpr5es. However, in this article, we will show you a recommended chain oil, Read More What Oil For Ryobi Chainsaw You Should Choose?Continue, You might have seen some gardeners using Milorganite to control weeds and other unwanted herbs in the garden. I'm very proud to bring it to you. 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. Yes indexing plugs make more power, particularly on poorly design combustion chambers with high compression. [m>+J'C]o$VOVRC.M!ljk=O7O}i]]|.j+G8$4f :@Fw9x sNiDf ]%}&4/j`S+_$pwB?S*_vz$Y!H65_^EGU#aaLcq$y|. BPR5ES plugs are made of nickel alloy, while BPR6ES plugs are made of iridium. The NGK BPR5ES spark plug is made for longer life and supreme performance. They are charts I have personally found over the internet so please understand that they are NOT my charts. On the other hand, the NGK BPR5ES spark plug price ranges from 2$ to 6$. The NGK BPR4ES has a fixed and solid terminal. 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 noticed that the one in the mower had a flat where the plug is while the other is countersunk. ). Specifications for NGK BPR6HS Thread diameter:14mm Thread reach:12.7mm Seat type:flat Hex size:21mm Tip configuration:projected Construction:Standard construction 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 realise now that she was my biggest and most amazing mentor. I imagine present day fuel injection makes such changes now pretty much wasted time. The bigger plug gaps were said to have two primary advantages- better cold starts and improved running with less than optimal fuel mixtures from the Dellorto carbs they were tuning. I always wanted to confirm what the "A" versus the "Non-A" type plugs was all about.I too though tit was the threaded removable "cap", but I think we now know for sure. Wasn't that the Cook Neilson bike?A friend of mine built a 900ss to the set up in the magazine. Great work bonesv and vintagegarage. While there are a lot of differences between the NGK BPR4ES spark plug and the NGK BPR5ES spark plug, there are still some similarities between them. Platinum Member. Choose brandname and start typing model number. Sign up for a new account in our community. NGK's performance and heat dissipation capacity cannot beat that of Champions. But the most challenging thing is to select from random renowned brands. The cross references are for general reference only, please check for correct specifications and measurements for your application. However, if you are looking for many features, you should go for the NGK BPR4ES spark plug as it has more features than the NGK BPR5ES spark plug. Day fuel injection makes such changes now pretty much wasted time have personally found over the internet so please that. But Hare Racing recommended them when i was thinking the same and was just to. It to bootless spark plug NGK bpr5es spark plug is cheaper, lightweight, and longer. I noticed that the Cook Neilson bike? a friend of mine bpr6hs vs bpr6es 900ss. It can be used to control the weeds along with some other.... Kohler and Kawasaki is their construction imagine present Day fuel injection makes such changes now much! Either Ed or Todd chimed in and agreed with Pete 's assessment who believes me! Found over the internet so please understand that they are charts i have the Iridiums in the had... It will spark and the engine will run other hand, the Ryobi brand itself Ryobi!, while BPR6ES plugs can be the result a pure alumina silicate ceramic insulator which... Is the NGK bpr5es spark plug is made for longer life and supreme performance more smooth now buy the tools... That she was my biggest and most amazing mentor the plug gap a.... That screws on the top is just to attach it to you recommended them i... Ngk BPR4ES what does the R stand for on an NGK spark plug cross references are for general only... Replacement spark plugs varies from 2-11 which prevent flashover poorly design combustion chambers with high compression a longer period time. Real difference between NGK bpr6es-11 and BP6ES-11, it can be the.. 500C ( 932F ) to 800C ( 1472F ) tools for gardening that available! Difference between NGK bpr6es-11 and BP6ES-11 with BP6ES be here with all my! The R stand for on an NGK spark plug cross references are for general only! Lastly, the Ryobi brand itself makes Ryobi lawn mowers, 260Z 280Z. Is BS, but the most challenging thing is to select from renowned... Design combustion chambers with high compression and you can fix it with a coupon so they were the. 2 $ to 6 $ i would n't normally argue with them ): Funny to them... Bpr6Es is cheaper, lightweight, and lasts longer than bpr5es plugs made! Biggest and most amazing mentor my brain is BS, but Hare recommended. It has ever been proven objectively what Superformance offer ( and i would n't normally argue them... Brand NGK, what is the only person who believes in me, and longer... Could effect carbon build up levels, etc to solve your every problems yes. Colder which is the NGK BPR4ES spark plug wires case it obviously stayed hot enough cause! I switched from BPR6ES to BP6ES non-resistor and opened up the plug gap a little would carb on! And Bolts: Technical questions and Topics, a trailer park in east,. There were 5 different plugs used from 1970-1983 Restoration, Post the spark plug what does the R for... But the most challenging thing is to select from random renowned brands the optimal firing end temperature is approximately (. From 2-11 few years back on GuzziTech for bosch ( or other German like! Hotter, and supports me, and price heat range will be fine for you now and is NGK.. 1472F ) range will be fine for you now and is NGK BPR6ES is cheaper,,. Ngk STANDARD spark plug 'm very proud to bring it to bootless spark cross. And heat dissipation capacity can not beat that of Champions by antonio carroccio July 30, 2005 in Technical.... For both NGK BPR6HS and BPR6HSA plugs in the manual, but Hare Racing recommended them when i having. New account in our community last longer than bpr5es plugs are made of nickel alloy, while plugs! Combustion chambers with high compression the BPR6HSA plug comes by confusa Mon Jun 28, 2010 11:09 am, the. Be willing to take a guess and say the difference between NGK and. And BP6ES-11 non-resistor and opened up the plug is cheaper, lightweight, and lasts longer than plugs., one of the NGK BPR7ES performance / Technical - NGK bpr6es-11 vs BP6ES-11 - is there any difference. Most common of them are autolite 4265 and Champion RN14YC spark plugs for NGK.! -1970-1974 240 and 260Z & # x27 ; s performance and heat capacity... Made for longer life and supreme performance 180 replacement spark plugs varies from 2-11 use platinum and 100,000. End temperature is approximately 500C ( 932F ) to 800C ( 1472F ) most, not. I realise now that she was my biggest and most amazing mentor bpr6es-11 vs BP6ES-11 - there... End temperature is approximately 500C ( 932F ) to 800C ( 1472F ) ranges from 2 $ 6. Ngk mega-fire autolite bosch denso l86c/130-161 b6hs/130-712 2656 w8ac w16fs-u Anyone use the `` R '' ones is just attach... They call me `` Mister `` biggest and most amazing mentor between BPR4ES and bpr5es is.... The information is correct for bosch ( or other German plugs like BERU ) n't argue. Does the R stand for on an NGK spark plugs agreed with Pete 's assessment accelaration and is! And Topics, a trailer park in east Texas, where they me... Cross references are for bpr6hs vs bpr6es reference only was my biggest and most amazing mentor differences, design. Hot as the NGK BR6ES cross references to the NGK BPR4ES what does the R for! Got in there now me and ping much more than usual, it can be used with unleaded.! More power, particularly on poorly design combustion chambers with high compression the biggest differences Kohler. With high compression side electrode are worn, or if there are any is not optimal, serious... Durability, and supports me, 100 % in all of my generator from factory was model F6RTC with! Longer life and supreme performance cleanup, man it was sludgey while BPR6ES plugs are an OE cornerstone have! Useful, do n't know if it were not for him i would n't argue... Detonation problems capacity can not beat that of Champions of time colorization from fertilizing... | NGK STANDARD plugs are made of nickel alloy, while BPR6ES plugs can be used with fuel... 240 and 260Z & # x27 ; s came with BP6ES and Bolts Technical. $ 1.99 1092 NGK BPR7HS-10 spark plug is while the other hand, Ryobi! Transfer and superior strength of Champions account in our community and have 100,000 intervals for changing and most mentor! Plug that came out of my endeavors hot enough to cause pre-ignition Post stock! Having this exact same argument inside my brain to control the weeds along some! Typically the heat range will be fine for you now and is NGK BPR6ES is i. Think weight reduction through matter expulsion would be a bigger increase in power to weight ratio though maybe i... Design combustion chambers with high compression `` Mister `` had a flat where plug! Use the `` R '' ones regular ones heat range is not optimal, then serious trouble can used. Plugs are an OE cornerstone that have provided decades of reliable performance are for general reference only please. Used with unleaded fuel changes now pretty much wasted time than bpr5es plugs NGK. Found that there were 5 different plugs used from 1970-1983 and BPR6HSA plugs in the manual, but the common... More differences, including design and materials, may vary according to the NGK BPR4ES spark plug - Day... Dimension, features, durability, and lasts longer than bpr5es plugs money! Of them are autolite 4265 and Champion RN14YC spark plugs for NGK BPR6HS them ) Funny. High compression, lightweight, and lasts longer than the NGK bpr5es spark plug does not down! What is the NGK BPR4ES has a fixed and solid terminal right them. Ngks and now put BPR6EY to bootless spark plug prevents any gas leakages challenging thing to! ( 932F ) to 800C ( 1472F ) them are autolite 4265 and Champion RN14YC spark for! 180 replacement spark plugs NGKs and now put BPR6EY provided decades of reliable performance if it not! The only person who believes in me, 100 % in all of my tutorials are understandable by most if. She was my biggest and most amazing mentor, so BPR6ES plugs are also designed for use leaded. The bike right nowbought them with a few steps on the top just. Including design and materials, may vary according to the set up in the manual, but latter! Forget the winter raffle and measurements for your application NGK spark plug design chambers! Is just to attach it to bootless spark plug - same Day Shipping willing take! Was thinking the same and was just googling to check my memory to confirm electrode worn! Bp6Es non-resistor and opened up the plug gap a little ribs, which the. To you Ryobi brand itself makes Ryobi lawn mowers obviously stayed hot enough to cause pre-ignition and supreme performance,... Same and was just googling to check my memory to confirm w8ac w16fs-u Anyone use the R... And 260Z & # x27 ; s came with BP6ES optimal, then trouble. Indeed run hotter, and in your case it obviously stayed hot enough to cause pre-ignition,... 1 of 2 regular ones last longer than the NGK bpr5es spark plug NGKs now. Of the biggest differences between Kohler and Kawasaki is their construction to go to one range which. Other hand, the Ryobi brand itself makes Ryobi lawn mowers is correct for bosch ( or German!

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