{"product_id":"ecuador-3396","title":"Athena Metal-Base Valve Stem Seal Pair","description":"\u003ch2 style=\"font-size:1.2em;line-height:1.4;margin:28px 0 12px;\"\u003ePRODUCT DESCRIPTION\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003e2 metal-base valve stem seals · 4.5 × 8.2 × 8 mm · ATHENA M73904SV00000\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eValve stem seal pair for cylinder-head maintenance. The metal outer shell supports the molded sealing element at the valve guide. Correctly matched seals help control oil passage along the valve stems. Supplied as two seals; compare the original seal dimensions and mounting profile before fitting.\u003c\/p\u003e\u003ch2 style=\"font-size:1.2em;line-height:1.4;margin:28px 0 12px;\"\u003eAPPLICATION \u0026amp; FITMENT\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eYamaha U.S. OEM reference applications\u003c\/strong\u003e · see model-year table\u003c\/p\u003e\u003cp\u003eThe following table concerns Yamaha OEM seal 4SV-12119-00-00. It is a reference list for parts comparison, not a confirmed manufacturer fitment list for M73904SV00000. Confirm the aftermarket-to-OEM interchange and actual seal profile before ordering.\u003c\/p\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha TT-R50E\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e2006–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha TT-R90 \/ TT-R90E\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eTT-R90: 2000–2004; TT-R90E: 2004–2007\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha TT-R110E\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e2008–2026\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha YZ250F\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e2001–2013\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha YZ400F \/ YZ426F \/ YZ450F\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYZ400F: 1998–1999; YZ426F: 2000–2002; YZ450F: 2003–2009\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha WR250F\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e2001–2013\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha WR400F \/ WR426F \/ WR450F\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eWR400F: 1998–2000; WR426F: 2001–2002; WR450F: 2003–2015\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha YZF-R1 \/ YZF-R6\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYZF-R1: 1998–2008; YZF-R6: 2006–2020\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha FZ1\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e2001–2015\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha FZR400 \/ FZR600 \/ FZR1000\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eFZR400: 1990; FZR600: 1990–1999; FZR1000: 1990–1995\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha GTS1000 \/ Morphous CP250\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eGTS1000: 1993–1994; Morphous: 2006–2008\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha YZF750R \/ YZF1000\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYZF750R: 1994, 1996–1998; YZF1000: 1997\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eYFZ450 \/ YFZ450R ATV applications require the exact model, year and valve position to be checked in the Yamaha diagram. A pair may not replace every seal in the engine. Model-year ranges describe reference coverage and must not be read as a universal-fit claim.\u003c\/p\u003e\u003ch2 style=\"font-size:1.2em;line-height:1.4;margin:28px 0 12px;\"\u003eWHAT’S INCLUDED\u003c\/h2\u003e\u003cul\u003e\u003cli\u003e2 metal-base valve stem seals (1 pair).\u003c\/li\u003e\u003c\/ul\u003e\u003cp\u003eGuide number 1 identifies the supplied seal type. Valve guides, valves, springs and other cylinder-head parts are not included.\u003c\/p\u003e\u003ch2 style=\"font-size:1.2em;line-height:1.4;margin:28px 0 12px;\"\u003eTECHNICAL DATA\u003c\/h2\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eQuantity supplied\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e2 valve stem seals (1 pair)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eBrand\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eATHENA\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eAPJ SKU\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eAPJ000014\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eSupplier reference\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e3396\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eManufacturer part number\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eM73904SV00000\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eMotorcycle\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha — see OEM reference applications\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eModel years\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eSee model-specific reference table\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003ePackage format\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eValve stem seal pair\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eValve Stem Seals\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eComponent dimensions (ID × OD × H)\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e4.5 × 8.2 × 8 mm (APJ-confirmed)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eConstruction\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eMetal outer shell with molded green sealing element\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eYamaha OEM reference for comparison\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e4SV-12119-00-00 (4SV-12119-00)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eAssembly\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eCylinder head \/ valve guides\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eValve position\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003eCheck intake \/ exhaust position for the exact engine\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3 style=\"font-size:1.05em;line-height:1.4;margin:20px 0 10px;\"\u003ePACKAGED WEIGHT \u0026amp; DIMENSIONS\u003c\/h3\u003e\u003ctable style=\"width:100%;border-collapse:collapse;margin:12px 0;\"\u003e\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003ePackaged product weight\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e0.15 oz (4.3 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003ePackaged dimensions (L × W × H)\u003c\/th\u003e\n\u003ctd style=\"text-align:left;vertical-align:top;padding:10px 12px;border-bottom:1px solid #e2e5e0;\"\u003e5 × 2.5 × 0.5 in (12.70 × 6.35 × 1.27 cm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eMeasurements refer to the packaged product, not the individual component dimensions.\u003c\/p\u003e\u003ch2 style=\"font-size:1.2em;line-height:1.4;margin:28px 0 12px;\"\u003eMATERIAL \u0026amp; CONSTRUCTION\u003c\/h2\u003e\u003cp\u003eMetal-base construction with a green molded sealing element, as shown in the product photo. The exact elastomer compound, metal alloy and operating temperature have not been established from product-specific manufacturer documentation. Green color alone does not establish FKM, NBR, silicone or heat resistance. TEADIT gasket-sheet specifications do not apply to this valve stem seal.\u003c\/p\u003e\u003ch2 style=\"font-size:1.2em;line-height:1.4;margin:28px 0 12px;\"\u003eINSTALLATION NOTES\u003c\/h2\u003e\u003cp\u003eFollow the motorcycle service manual. Inspect the valve stems and guides for wear and compare the new seal with the removed part. Protect the sealing lip when passing keeper grooves, lubricate as specified and press squarely using a suitable driver that supports the intended seating area. Do not distort the metal shell. Check seating and complete the valve-train inspection before starting the engine.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eReference note:\u003c\/strong\u003e the Vedamotors catalog identifies M73904SV00000 with Yamaha T105\/115 applications outside this U.S. reference table. A direct manufacturer-confirmed interchange to Yamaha 4SV-12119-00-00 remains to be established. Similar part-code digits or appearance alone do not establish equivalence.\u003c\/p\u003e\u003cdetails\u003e\u003csummary\u003eReference sources\u003c\/summary\u003e\u003cp\u003e\u003ca href=\"https:\/\/catalogo.vedamotors.com.br\/lancamentos?grupo=RETENTOR+HASTE+VALVULA\u0026amp;montadora=73\u0026amp;segmento=BORRACHAS\" target=\"_blank\" rel=\"noopener\"\u003eManufacturer catalog — M73904SV00000\u003c\/a\u003e · \u003ca href=\"https:\/\/www.revzilla.com\/oem\/yamaha\/yamaha-4sv-12119-00-00-seal-valve-stem\" target=\"_blank\" rel=\"noopener\"\u003eYamaha OEM 4SV-12119-00-00 reference\u003c\/a\u003e · \u003ca href=\"https:\/\/www.partzilla.com\/catalog\/yamaha\/motorcycle\/2014\/wr450f-wr450fe\/valve\" target=\"_blank\" rel=\"noopener\"\u003eYamaha WR450F OEM valve diagram\u003c\/a\u003e\u003c\/p\u003e\u003c\/details\u003e\u003ch2 style=\"font-size:1.2em;line-height:1.4;margin:28px 0 12px;\"\u003eHAVE A QUESTION?\u003c\/h2\u003e\u003cp\u003eSend APJ your model, model year, original seal reference and the valve position being serviced.\u003c\/p\u003e\u003cp\u003e\u003ca href=\"mailto:support@apjmoto.com?subject=Fitment%20question%20APJ000014\"\u003eAsk About This Product\u003c\/a\u003e\u003c\/p\u003e","brand":"ATHENA","offers":[{"title":"Default Title","offer_id":67655252115643,"sku":"APJ000014","price":6.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0774\/2082\/2715\/files\/APJ000014-principal-blanco_709d6c6a-0932-4dad-9c1f-cf2b0070a02b.png?v=1792352193","url":"https:\/\/apjmotorsports.com\/products\/ecuador-3396","provider":"APJ Motorsports","version":"1.0","type":"link"}