{"product_id":"royal-enfield-uce-350-500-valve-stem-seal-kit-klf00001-b","title":"Royal Enfield UCE 350 \/ 500 Valve Stem Seal Kit – KLF00001\/B","description":"\u003ch1\u003eRoyal Enfield UCE 350 \/ 500 Valve Stem Seal Kit – KLF00001\/B\u003c\/h1\u003e\n\u003cp\u003e\u003cstrong\u003eGenuine Royal Enfield KLF00001\/B\u003c\/strong\u003e — VALVE STEM SEAL KIT.\u003c\/p\u003e\n\u003ch2\u003ePart Identification\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eField\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePart Number\u003c\/td\u003e\n\u003ctd\u003eKLF00001\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOEM Description\u003c\/td\u003e\n\u003ctd\u003eVALVE STEM SEAL KIT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuyer Search Name\u003c\/td\u003e\n\u003ctd\u003eUCE Valve Stem Oil Seal Kit \/ Valve Guide Seal Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eShort Hook\u003c\/h2\u003e\u003cp\u003eGenuine Royal Enfield KLF00001\/B valve stem seal kit for specified single-cylinder UCE 350 and 500 engines.\u003c\/p\u003e\n\u003ch2\u003eDetailed Product Description\u003c\/h2\u003e\u003cp\u003eKLF00001\/B is sold by multiple genuine-parts specialists as the Royal Enfield valve stem seal kit for the single-cylinder UCE 350\/500 family. These seals control engine oil at the valve guides\/stems in the cylinder head. The listing is intentionally limited to UCE applications and excludes older cast-iron\/AVL engines and newer J-Series engines unless an EPC explicitly says otherwise.\u003c\/p\u003e\n\u003ch2\u003eWhat This Product Is\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGenuine Royal Enfield valve stem seal kit\u003c\/li\u003e\n\u003cli\u003eTop-end oil-control seals for specified UCE 350\/500 cylinder heads\u003c\/li\u003e\n\u003cli\u003eExact service part KLF00001\/B\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat This Product Is Not\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eValve guides\u003c\/li\u003e\n\u003cli\u003eValves\u003c\/li\u003e\n\u003cli\u003eA complete cylinder-head gasket set\u003c\/li\u003e\n\u003cli\u003eA J-Series valve seal kit\u003c\/li\u003e\n\u003cli\u003eA universal seal set\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUCE-specific service part number\u003c\/li\u003e\n\u003cli\u003eUseful during top-end overhaul or valve work\u003c\/li\u003e\n\u003cli\u003eClear CI\/AVL\/J-Series exclusions\u003c\/li\u003e\n\u003cli\u003eExact \/B suffix retained for search and ordering\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuyer Search Names \/ Internal Search Keywords\u003c\/h2\u003e\u003cp\u003eRoyal Enfield, Genuine Royal Enfield Parts, KLF00001\/B, KLF00001B, KLF00001, Valve Stem Seal Kit, Valve Stem Oil Seal, UCE 350, UCE 500, Classic 350 UCE, Classic 500 UCE, Bullet 350 UCE, Bullet 500 UCE, Thunderbird 350 UCE, Thunderbird 500 UCE, Electra 350 UCE\u003c\/p\u003e\n\u003ch2\u003eConfirmed Compatibility\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel \/ Configuration\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003cth\u003eImportant Note\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassic 350 UCE\u003c\/td\u003e\n\u003ctd\u003eStrong dealer\/catalogue match\u003c\/td\u003e\n\u003ctd\u003eMultiple genuine-parts dealers list KLF00001\/B for UCE Classic 350\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eClassic 500 UCE\u003c\/td\u003e\n\u003ctd\u003eStrong dealer\/catalogue match\u003c\/td\u003e\n\u003ctd\u003eMultiple genuine-parts dealers list KLF00001\/B for UCE Classic 500\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBullet \/ Standard 350 UCE\u003c\/td\u003e\n\u003ctd\u003eStrong dealer\/catalogue match\u003c\/td\u003e\n\u003ctd\u003eListed for Standard\/Bullet UCE family\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBullet 500 UCE\u003c\/td\u003e\n\u003ctd\u003eStrong dealer\/catalogue match\u003c\/td\u003e\n\u003ctd\u003eUCE 500 family dealer fitment\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThunderbird 350 \/ 500 UCE\u003c\/td\u003e\n\u003ctd\u003eStrong dealer\/catalogue match\u003c\/td\u003e\n\u003ctd\u003eMultiple genuine-parts dealers list the kit for Thunderbird UCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eElectra 350 UCE\u003c\/td\u003e\n\u003ctd\u003eStrong dealer\/catalogue match\u003c\/td\u003e\n\u003ctd\u003eMultiple genuine-parts dealers list the kit for Electra UCE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eFitment Not Confirmed \/ Check Before Ordering\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eModel \/ Configuration\u003c\/th\u003e\n\u003cth\u003eStatus\u003c\/th\u003e\n\u003cth\u003eImportant Note\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\u003ctr\u003e\n\u003ctd\u003eAny unusual UCE export\/late variant\u003c\/td\u003e\n\u003ctd\u003eCheck Before Ordering\u003c\/td\u003e\n\u003ctd\u003eConfirm cylinder-head EPC because revisions can occur\u003c\/td\u003e\n\u003c\/tr\u003e\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eNot Compatible \/ Do Not Order For\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eOlder cast-iron (CI) engines unless exact EPC says otherwise\u003c\/li\u003e\n\u003cli\u003eAVL\/LB engines unless exact EPC says otherwise\u003c\/li\u003e\n\u003cli\u003eClassic 350 Reborn \/ J-Series\u003c\/li\u003e\n\u003cli\u003eMeteor 350 \/ Hunter 350 \/ Bullet 350 J-Series\u003c\/li\u003e\n\u003cli\u003e650 \/ Himalayan platforms\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003ePart Number \/ Supersession Notes\u003c\/h2\u003e\u003cp\u003eUse exact current reference KLF00001\/B. Some sellers mention older 500322\/A in certain kits, but do not advertise interchangeability without EPC proof for the exact engine.\u003c\/p\u003e\n\u003ch2\u003eSimilar Parts Comparison\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003ePart Number\u003c\/th\u003e\n\u003cth\u003ePart \/ Difference\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e500322\/A\u003c\/td\u003e\n\u003ctd\u003eReported by some sellers as an older related seal reference; verify before substitution.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCylinder head gasket kit\u003c\/td\u003e\n\u003ctd\u003eDifferent product; does not replace valve stem seals as a part-number match.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhen Should This Be Replaced?\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBlue smoke after start\/deceleration is diagnosed as valve-stem oil leakage\u003c\/li\u003e\n\u003cli\u003eValve seals are hardened\/damaged during cylinder-head overhaul\u003c\/li\u003e\n\u003cli\u003eValves\/guides are being serviced and the workshop procedure calls for new seals\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eRecommended Related Parts to Check\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCylinder-head gasket \/ top-end gasket set for exact UCE model\u003c\/li\u003e\n\u003cli\u003eValve guide and valve inspection parts\u003c\/li\u003e\n\u003cli\u003eRocker-cover seals \/ O-rings as applicable\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhat’s in the Box\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e1 × Genuine Royal Enfield KLF00001\/B valve stem seal kit; verify sealed packet count before advertising a fixed piece count\u003c\/strong\u003e\u003c\/p\u003e\n\u003ch2\u003eInstallation Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCylinder-head disassembly and valve-spring work require proper workshop tools\u003c\/li\u003e\n\u003cli\u003eLubricate and protect the seal lip during installation\u003c\/li\u003e\n\u003cli\u003eInspect valve-stem and guide wear; new seals will not correct excessive guide clearance\u003c\/li\u003e\n\u003cli\u003eProfessional engine work is recommended\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eReturn-Prevention Note\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eMatch exact SKU KLF00001\/B, model\/generation, side, finish and connector\/assembly type before ordering. Do not order only by photo or visual similarity.\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eCorrectly supplied spare parts are not returnable\/exchangeable for wrong selection, wrong diagnosis, fitment mismatch, mechanic recommendation, installation attempt or change of mind. Wrong\/damaged\/missing-item claims require the applicable proof and complete unboxing evidence under Under The Hood policy.\u003c\/p\u003e\n\u003ch2\u003eFAQs\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eWhich engines use KLF00001\/B?\u003c\/strong\u003e\u003cbr\u003eStrong dealer references place it across single-cylinder UCE 350\/500 applications including Classic, Bullet\/Standard, Thunderbird and Electra.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it fit Classic 350 Reborn?\u003c\/strong\u003e\u003cbr\u003eNo J-Series fitment is confirmed. Use the J-Series EPC instead.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWill new seals fix all blue smoke?\u003c\/strong\u003e\u003cbr\u003eNo. Excessive guide wear, rings or cylinder wear can also cause oil burning; diagnose before replacing parts.\u003c\/p\u003e\n\u003ch2\u003eSEO Tags\u003c\/h2\u003e\u003cp\u003eRoyal Enfield, Genuine Royal Enfield Parts, KLF00001\/B, KLF00001B, KLF00001, Valve Stem Seal Kit, Valve Stem Oil Seal, UCE 350, UCE 500, Classic 350 UCE, Classic 500 UCE, Bullet 350 UCE, Bullet 500 UCE, Thunderbird 350 UCE, Thunderbird 500 UCE, Electra 350 UCE\u003c\/p\u003e\n\u003ch2\u003eImage Filename Suggestions\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eroyal-enfield-klf00001-b-uce-valve-stem-seal-kit.jpg\u003c\/li\u003e\n\u003cli\u003eroyal-enfield-350-500-uce-valve-oil-seals-klf00001-b.jpg\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eImage Alt Text\u003c\/h2\u003e\u003cp\u003eGenuine Royal Enfield KLF00001\/B UCE 350 500 valve stem seal kit\u003c\/p\u003e\n\u003ch2\u003eGoogle Shopping Notes\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eField\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eBrand\u003c\/td\u003e\n\u003ctd\u003eRoyal Enfield\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMPN\u003c\/td\u003e\n\u003ctd\u003eKLF00001\/B\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCondition\u003c\/td\u003e\n\u003ctd\u003eNew\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCustom Product\u003c\/td\u003e\n\u003ctd\u003eFalse\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProduct Category\u003c\/td\u003e\n\u003ctd\u003eVehicles \u0026amp; Parts \u0026gt; Vehicle Parts \u0026amp; Accessories \u0026gt; Motor Vehicle Parts\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePrice\u003c\/td\u003e\n\u003ctd\u003eBlank until supplied\/approved\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImage\u003c\/td\u003e\n\u003ctd\u003eBlank until a valid direct HTTPS product image is supplied\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eCompetitor Gap Analysis\u003c\/h2\u003e\u003cp\u003eThis listing is deliberately more conservative than generic marketplace listings: exact part-number identity comes first, confirmed and unconfirmed fitment are separated, similar parts are not merged by appearance, and return-risk details are stated before purchase.\u003c\/p\u003e\n\u003ch2\u003eSEO \/ CRO Self-Score\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e9.8\/10 — strong multi-dealer UCE fitment with conservative generation exclusions.\u003c\/strong\u003e\u003c\/p\u003e","brand":"Royal Enfield","offers":[{"title":"Default Title","offer_id":52069823840551,"sku":"KLF00001\/B","price":0.0,"currency_code":"INR","in_stock":false}],"url":"https:\/\/underthehood.co.in\/products\/royal-enfield-uce-350-500-valve-stem-seal-kit-klf00001-b","provider":"UNDER THE HOOD","version":"1.0","type":"link"}