{"product_id":"lucas-primary-chain-case-oil-chaincase-oil-1-qt-6-case-sold-ea-58-5203","title":"Lucas Primary Chain Case Oil - Chaincase OIL 1 QT (6\/Case Sold Ea)","description":"\u003cp\u003eLucas Primary Chain Case Oil is a mineral-based lubricant formulated specifically for V-twin motorcycle primary chain cases. It reduces clutch slippage, extends chain and sprocket life, and delivers cooler, quieter operation in high-performance applications.\u003c\/p\u003e\n\u003ch2\u003eFeatures\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003eReduces clutch slippage for smoother engagement\u003c\/li\u003e\n  \u003cli\u003eExtends primary chain and sprocket service life\u003c\/li\u003e\n  \u003cli\u003eDelivers cooler and quieter chain operation\u003c\/li\u003e\n  \u003cli\u003eMeets or exceeds all OEM specifications\u003c\/li\u003e\n  \u003cli\u003eFormulated for heavy-duty V-twin engines\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e Lucas\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part #:\u003c\/strong\u003e 10790\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUPC:\u003c\/strong\u003e 049807107901\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 1 quart\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.99 lbs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 2.45 in L × 4.35 in W × 9 in H\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cp\u003eFits all V-twin motorcycle primary chain cases, including Harley-Davidson and Indian Motorcycle models.\u003c\/p\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003ch3\u003eIs this the right oil for my primary chain case?\u003c\/h3\u003e\n\u003cp\u003eYes, if you ride a V-twin Harley or Indian. Lucas Primary Chain Case Oil meets or exceeds all OEM specifications for primary lubrication.\u003c\/p\u003e\n\u003ch3\u003eHow often should I change my primary oil?\u003c\/h3\u003e\n\u003cp\u003eFollow your motorcycle's service manual. Most Harley and Indian riders change primary oil every 5,000 miles or during major service intervals.\u003c\/p\u003e\n\u003ch3\u003eWill this reduce clutch slippage?\u003c\/h3\u003e\n\u003cp\u003eYes — Lucas formulation reduces clutch slip compared to generic oils, delivering smoother engagement and less friction heat in the primary.\u003c\/p\u003e\n\u003ch3\u003eWhat size is one bottle?\u003c\/h3\u003e\n\u003cp\u003eOne quart per bottle. Most Harley and Indian primary cases require between 1–2 quarts depending on model year.\u003c\/p\u003e","brand":"Lucas","offers":[{"title":"Default Title","offer_id":53035087429743,"sku":"58-5203","price":15.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0608\/6734\/6543\/files\/output_e0753d53-7c6b-4f75-b649-035a4699e7d1.png?v=1779560642","url":"https:\/\/vtwinbikers.com\/products\/lucas-primary-chain-case-oil-chaincase-oil-1-qt-6-case-sold-ea-58-5203","provider":"Vtwinbikers","version":"1.0","type":"link"}