{"product_id":"piaggio-438074-candela-champion-rg6yca-nrg-runner-purejet-sr-50","title":"Piaggio 438074 Original Champion Spark Plug RG6YCA – NRG PureJet, Gilera Runner and Aprilia SR 50","description":"\u003cdiv style=\"font-family:'Segoe UI',Arial,sans-serif;max-width:900px;margin:0 auto;color:#222;line-height:1.7;\"\u003e\n\n\u003cp style=\"font-size:16px;\"\u003eThe \u003cstrong\u003eoriginal Piaggio 438074 spark plug\u003c\/strong\u003e, which in the catalog is the \u003cstrong\u003eChampion RG6YCA\u003c\/strong\u003e: this is the spark plug for 50cc two-stroke \u003cstrong\u003ePureJet\u003c\/strong\u003e and \u003cstrong\u003eDitech direct injection\u003c\/strong\u003e engines – Piaggio NRG PureJet, Gilera Runner 50 PureJet and Aprilia SR 50 injection. It's not just any spark plug: on these engines, the mixture is injected directly into the combustion chamber and the spark plug must ignite a \u003cem\u003estratified\u003c\/em\u003e charge, with a specially chosen heat range and electrode geometry. Installing an \"equivalent\" one by eye is the quickest way to end up with an unstable idle, engine jerking during acceleration, and the injection warning light on.\u003c\/p\u003e\n\n\u003ch3 style=\"border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003e✓ Strengths\u003c\/h3\u003e\n\n\u003cul style=\"font-size:15px;\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eIt is the original equipment spark plug\u003c\/strong\u003e, the one specified by Piaggio for the PureJet: the correct heat range and electrode gap are already set.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eResistive\u003c\/strong\u003e (the \"R\" in RG6YCA): shielded against electromagnetic interference, essential for an engine managed by an ECU.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eProjected electrode\u003c\/strong\u003e: the spark works deeper into the chamber, as required for a stratified charge.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOne code for three brands\u003c\/strong\u003e: NRG, Runner, and injection SR all use this.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eIt costs just a few euros\u003c\/strong\u003e and is the first thing to change when a PureJet starts poorly or doesn't hold idle.\u003c\/li\u003e\n\n\u003cli\u003e\n\u003cstrong\u003eØ 10 mm\u003c\/strong\u003e thread with flat seat and gasket: tightens with a 16 mm spark plug wrench.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003ch3 style=\"border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eTechnical features\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOriginal Piaggio code\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e438074\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eManufacturer reference\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eChampion RG6YCA\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eThread diameter\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eØ 10 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eThread length\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e19 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eHex key\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e16 mm\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSeat type\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eFlat, with gasket\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eElectrode\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eProjected, nickel alloy\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eTerminal\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSolid (fixed nut)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eResistive\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eYes (anti-interference)\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eElectrode gap\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e0.6 mm nominal\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eIndicative equivalents\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNGK CPR8E \/ CPR6EB-9 · Denso U24ESR-N · Brisk AR12YS\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eContents\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e1 spark plug\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCondition\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNew\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eWeight\u003c\/strong\u003e\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e0.05 kg\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003cdiv style=\"background:#fff3cd;border-left:4px solid #ffc107;padding:14px;margin:20px 0;border-radius:4px;\"\u003e\n\n\u003cstrong\u003e⚠️ Important notes:\u003c\/strong\u003e\u003cul style=\"margin:8px 0 0 0;font-size:15px;\"\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eThis is the spark plug for PureJet \/ Ditech direct injection engines.\u003c\/strong\u003e For 50cc two-stroke carbureted engines of the same family, a different spark plug is used: please check your model carefully.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDo not confuse it with RG6YC\u003c\/strong\u003e (without the \"A\", Piaggio code 438073): they are two different spark plugs.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eOne spark plug is sold.\u003c\/strong\u003e Cap, cable, and replacement gasket are not included.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eDo not widen or narrow the electrode gap by eye.\u003c\/strong\u003e On a direct injection engine, the gap is not a minor detail: it should be checked with a feeler gauge.\u003c\/li\u003e\n\n\u003cli\u003e\n\n\u003cstrong\u003eTighten when the engine is cold\u003c\/strong\u003e and use a 16 mm wrench without overtightening: the flat seat with gasket requires little force.\u003c\/li\u003e\n\n\u003cli\u003eIf the new spark plug \u003cstrong\u003equickly gets dirty or wet\u003c\/strong\u003e, the problem was not the spark plug: have the injector, pump, and sensors checked.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\n\u003c\/div\u003e\n\n\u003ch3 style=\"border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eVehicle compatibility\u003c\/h3\u003e\n\n\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14px;\"\u003e\n\n\u003ctr\u003e\n\n\u003cth style=\"padding:8px;border:1px solid #ddd;background:#e63946;color:#fff;text-align:left;\"\u003eBrand\u003c\/th\u003e\n\n\u003cth style=\"padding:8px;border:1px solid #ddd;background:#e63946;color:#fff;text-align:left;\"\u003eFamily\u003c\/th\u003e\n\n\u003cth style=\"padding:8px;border:1px solid #ddd;background:#e63946;color:#fff;text-align:left;\"\u003eModel\u003c\/th\u003e\n\n\u003cth style=\"padding:8px;border:1px solid #ddd;background:#e63946;color:#fff;text-align:left;\"\u003eYears\u003c\/th\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAprilia\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSR\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSR 50 H2O IE + Carb. (APAC, EMEA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2003-2012\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAprilia\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSR\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSR 50 H2O IE + Carb. (APAC, EMEA, NAFTA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2004-2009\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eAprilia\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSR\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eSR 50 IE + Carb. (APAC, EMEA, NAFTA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2010-2013, USA 2014\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eHistoric Catalogs 1998-2005\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50 Purejet\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eup to 2005\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50 Pure Jet (EMEA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2005-2006\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50 Pure Jet\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2010-2011\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50 Pure Jet -SC- (GB)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2005\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50 Pure Jet -SC-\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2006\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50 Pure Jet -ST-\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2008-2009\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50 Race Pure Jet (EMEA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2005-2006\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eGilera\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner 50\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eRunner Race 50 Pure Jet (EMEA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2006\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePiaggio\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eHistoric Catalogs 1998-2005\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNRG Purejet · NRG Power Purejet\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eup to 2005\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePiaggio\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNRG\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNRG Power Pure Jet (EMEA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2005-2006\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePiaggio\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNRG\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNRG Power Pure Jet (EMEA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2007-2008\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\u003ctr style=\"background:#f5f5f5;\"\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003ePiaggio\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNRG\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003eNRG Power Pure Jet (EMEA)\u003c\/td\u003e\n\n\u003ctd style=\"padding:8px;border:1px solid #ddd;\"\u003e2010-2011\u003c\/td\u003e\n\n\n\u003c\/tr\u003e\n\n\n\u003c\/table\u003e\n\n\u003cp style=\"font-size:14px;color:#555;\"\u003eList taken from the official Piaggio spare parts catalog (B2B area), families \"APRILIA - SR\", \"GILERA - Runner 50\", \"PIAGGIO - NRG\" and their respective Historic Catalogs 1998-2005. If your vehicle is not in the table, send us the VIN and we will check it for you.\u003c\/p\u003e\n\n\u003ch3 style=\"border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003ePerfect for\u003c\/h3\u003e\n\n\u003cul style=\"font-size:15px;\"\u003e\n\n\u003cli\u003eThose with a \u003cstrong\u003ePureJet or Ditech that starts with difficulty\u003c\/strong\u003e, doesn't hold idle, or jerks on acceleration: the spark plug is the first thing to rule out.\u003c\/li\u003e\n\n\u003cli\u003eWorkshops that still service these direct injection engines and want the correct spark plug, not just an equivalent from a chart.\u003c\/li\u003e\n\n\u003cli\u003eThose who do their own \u003cstrong\u003emaintenance\u003c\/strong\u003e and want to keep a spare: it's inexpensive and doesn't expire.\u003c\/li\u003e\n\n\u003cli\u003eThose who bought a \u003cstrong\u003escooter that has been sitting for years\u003c\/strong\u003e and are restarting a PureJet.\u003c\/li\u003e\n\n\n\u003c\/ul\u003e\n\n\u003cdiv style=\"background:#f0f7f0;border-left:4px solid #28a745;padding:14px;margin:20px 0;border-radius:4px;\"\u003e\n\n\u003cstrong\u003e🛡️ Warranty and quality – Moon Bike S.r.l.\u003c\/strong\u003e\u003cp style=\"margin:8px 0 0 0;font-size:15px;\"\u003eMoon Bike S.r.l. is an authorized Piaggio and Aprilia dealer in Cercola (NA). We only deal in \u003cstrong\u003eoriginal Piaggio Group spare parts\u003c\/strong\u003e, with a 24-month legal conformity guarantee for private customers and 12 months for VAT-registered businesses. If you are not sure whether your 50cc is injection or carburetor, send us the VIN: we will tell you which spark plug is correct.\u003c\/p\u003e\n\n\n\u003c\/div\u003e\n\n\u003ch3 style=\"border-bottom:2px solid #e63946;padding-bottom:6px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eIs it suitable for my scooter?\u003c\/strong\u003e\u003cbr\u003eIt is suitable for Aprilia SR 50 injection (2003-2014), Gilera Runner 50 PureJet, and Piaggio NRG \/ NRG Power PureJet. The table above comes from the official Piaggio spare parts catalog.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eWhat is the difference between RG6YCA and RG6YC?\u003c\/strong\u003e\u003cbr\u003eThey are \u003cstrong\u003etwo different spark plugs\u003c\/strong\u003e: the RG6YC is Piaggio code 438073. If your catalog indicates RG6YC, this is not the one you need.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eCan I install an equivalent NGK or Denso?\u003c\/strong\u003e\u003cbr\u003eConversion charts indicate NGK CPR8E or CPR6EB-9, Denso U24ESR-N, Brisk AR12YS. These are \u003cstrong\u003eindicative equivalents\u003c\/strong\u003e: for a direct injection engine, it is advisable to stick to the original equipment spark plug.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eWhat electrode gap should I set?\u003c\/strong\u003e\u003cbr\u003eThe spark plug arrives with the factory gap, around 0.6 mm. Check it with a feeler gauge and do not adjust it by eye.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eHow often should it be changed?\u003c\/strong\u003e\u003cbr\u003eFollow the maintenance schedule in your manual. On these engines, it is still advisable to remove it and inspect it at every service: the color of the insulator says a lot about how the injection is working.\u003c\/p\u003e\n\n\u003cp style=\"font-size:15px;\"\u003e\u003cstrong\u003eI changed the spark plug but nothing changed: now what?\u003c\/strong\u003e\u003cbr\u003eOn a PureJet, symptoms of difficult starting and irregular idle often come from the \u003cstrong\u003einjector, fuel pump, or sensors\u003c\/strong\u003e. The spark plug should be ruled out first precisely because it's inexpensive, but if it doesn't solve the problem, diagnosis is needed.\u003c\/p\u003e\n\n\n\u003c\/div\u003e","brand":"Piaggio","offers":[{"title":"Default Title","offer_id":58781768122716,"sku":"438074","price":6.3,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0966\/3660\/0668\/files\/piaggio-438074-candela-champion-rg6yca-nrg-runner-purejet-sr-50.png?v=1787582116","url":"https:\/\/www.moonbikesrl.it\/en-eu\/products\/piaggio-438074-candela-champion-rg6yca-nrg-runner-purejet-sr-50","provider":"Moon Bike S.r.l.","version":"1.0","type":"link"}