{"product_id":"s-s-cycle-hvhp-polished-billet-oil-pump-kits-for-harley-evolution-big-twin","title":"S\u0026S Cycle HVHP Polished Billet Oil Pump \u0026 Kits for Harley Evolution Big Twin","description":"\u003cp\u003eS\u0026amp;S High Volume\/High Pressure (HVHP) polished billet oil pumps and pump kits.\u003c\/p\u003e\u003ch3\u003eFeatures\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eNew gear tooth profile with fewer but larger teeth increases oil volume on both the supply and return side\u003c\/li\u003e\n\u003cli\u003eSupply-side gears are 9% wider than stock; return gears are 28% wider than stock to scavenge the added oil volume and reduce oil in the crankcase breather\u003c\/li\u003e\n\u003cli\u003eUniversal style has multiple oil feed and return options for custom installations; standard has '92-'99 style oil line hookups\u003c\/li\u003e\n\u003cli\u003eKits include supply and return gears, drive shaft, keys, snap rings, check ball and spring, pressure valve spring, cover screws with O-rings, fittings, plugs, screws, gaskets, mounting hardware, oil pump drive shaft gear, pinion shaft gear, S\u0026amp;S breather gear, shim kit and instructions\u003c\/li\u003e\n\u003cli\u003ePump-only versions include the pump with supply and return gears and hardware (no drive\/pinion\/breather gears or shim kit)\u003c\/li\u003e\n\u003cli\u003eMade in the U.S.A.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e'92-'99 Evolution Big Twin – Kit - 92-99 Style Cover:\u003c\/strong\u003e 31-6298\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e'92-'99 Evolution Big Twin – Kit - Universal Cover:\u003c\/strong\u003e 31-6302\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e'92-'99 Evolution Big Twin – Pump Only - 92-99 Style Cover:\u003c\/strong\u003e 31-6209\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e'92-'99 Evolution Big Twin – Pump Only - Universal Cover:\u003c\/strong\u003e 31-6208\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e'92-'99 Evolution Big Twin – Gasket Kit:\u003c\/strong\u003e 31-6299\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e'84-'99 Evolution Big Twin – Master Repair Kit:\u003c\/strong\u003e 31-6300\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e'84-'91 Evolution Big Twin – Kit - Universal Cover:\u003c\/strong\u003e 31-6307\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e '92-'99 kits are for Evolution Big Twins with S\u0026amp;S flywheels or S\u0026amp;S pinion shaft. The '84-'91 kit's pinion shaft gears fit stock '84-'89 pinion shafts and S\u0026amp;S pinion shafts for '84-'99; they will not fit stock '90-'99 straight pinion shafts.\u003c\/p\u003e\u003cp\u003ePlease confirm your exact model and year in the fitment chart before ordering.\u003c\/p\u003e","brand":"S\u0026S Cycle","offers":[{"title":"'92-'99 Evolution Big Twin \/ Kit - 92-99 Style Cover","offer_id":49972416118855,"sku":"SS31-6298","price":644.36,"currency_code":"USD","in_stock":true},{"title":"'92-'99 Evolution Big Twin \/ Kit - Universal Cover","offer_id":49972416151623,"sku":"SS31-6302","price":644.36,"currency_code":"USD","in_stock":true},{"title":"'92-'99 Evolution Big Twin \/ Pump Only - 92-99 Style Cover","offer_id":49972416184391,"sku":"SS31-6209","price":477.86,"currency_code":"USD","in_stock":true},{"title":"'92-'99 Evolution Big Twin \/ Pump Only - Universal Cover","offer_id":49972416217159,"sku":"SS31-6208","price":477.86,"currency_code":"USD","in_stock":true},{"title":"'92-'99 Evolution Big Twin \/ Gasket Kit","offer_id":49972416249927,"sku":"SS31-6299","price":14.36,"currency_code":"USD","in_stock":true},{"title":"'84-'99 Evolution Big Twin \/ Master Repair Kit","offer_id":49972416282695,"sku":"SS31-6300","price":35.96,"currency_code":"USD","in_stock":true},{"title":"'84-'91 Evolution Big Twin \/ Kit - Universal Cover","offer_id":49972416315463,"sku":"SS31-6307","price":644.36,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0635\/5953\/2615\/files\/77E2573B-1305-4910-9B3F-3A977D2B1544_87812458-d6a4-4a8b-9d97-c22c3b2aeb55.png?v=1793658439","url":"https:\/\/easternperformance.com\/products\/s-s-cycle-hvhp-polished-billet-oil-pump-kits-for-harley-evolution-big-twin","provider":"Eastern Performance Cycles","version":"1.0","type":"link"}