{"product_id":"s-s-cycle-power-pack-4-375-stroke-oil-cooled-black-w-o-highlights-m8-310-1052c","title":"S\u0026S CYCLE Power Pack - 4.375\" Stroke - Oil Cooled - Black w\/o Highlights - M8 310-1052C","description":"\u003cp\u003ePower Pack - 4.375\" Stroke - Oil Cooled - Black w\/o Highlights - M8\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBolt-on kit\u003c\/li\u003e\n\u003cli\u003eWith updated fins\u003c\/li\u003e\n\u003cli\u003eNo case machining required\u003c\/li\u003e\n\u003cli\u003eForged pistons\u003c\/li\u003e\n\u003cli\u003eMade in the USA\u003c\/li\u003e\n\u003cli\u003eIncludes oil pump\/cam plate, pushrods, tappets, tappet cuffs, 550 camshaft, valve springs\u003c\/li\u003e\n\u003cli\u003ePrecision machined from billet aluminum\u003c\/li\u003e\n\u003cli\u003ePassage plugs removable for servicing\u003c\/li\u003e\n\u003cli\u003eIndependent scavenge sections for flywheel cavity and camchest\u003c\/li\u003e\n\u003cli\u003eDebris screens in both scavenge pickups\u003c\/li\u003e\n\u003cli\u003eMagnet in camchest to help to stop debris from entering oil pump\u003c\/li\u003e\n\u003cli\u003e44% flow increase on supply side and 58% flow increase on scavenge side\u003c\/li\u003e\n\u003cli\u003ePressure relief valve is adjustable with unit installed in engine\u003c\/li\u003e\n\u003cli\u003eQuickee pushrods\u003c\/li\u003e\n\u003cli\u003eHand assembled to exacting tolerances\u003c\/li\u003e\n\u003cli\u003eReduced valve train noise from start up to shut down\u003c\/li\u003e\n\u003cli\u003eClose tolerances for low leak down rates\u003c\/li\u003e\n\u003cli\u003eHard anodized black coating\u003c\/li\u003e\n\u003cli\u003eBillet aluminum construction\u003c\/li\u003e\n\u003cli\u003eTappet stability in high lift and high rpm sitiuations\u003c\/li\u003e\n\u003cli\u003eS\u0026amp;S 550 camshaft - designed for big bore applications\u003c\/li\u003e\n\u003cli\u003eWorks well with camshafts up to 0.605\" lift\u003c\/li\u003e\n\u003cli\u003eHigh performance conical single wire spring\u003c\/li\u003e\n\u003cli\u003eIncludes top collars, keepers, valve seals and bottom collars\u003c\/li\u003e\n\u003cli\u003eOil Pump\/Cam Plate:\u003c\/li\u003e\n\u003cli\u003ePushrods:\u003c\/li\u003e\n\u003cli\u003eTappets:\u003c\/li\u003e\n\u003cli\u003eTappet Cuffs:\u003c\/li\u003e\n\u003cli\u003eCamshaft:\u003c\/li\u003e\n\u003cli\u003eValve Springs:\u003c\/li\u003e\n\u003cli\u003eNot for any Trike models.\u003c\/li\u003e\n\u003cli\u003eIntake\/rocker cover gaskets not included.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBore Size:\u003c\/strong\u003e 4.250\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCam Drive Type:\u003c\/strong\u003e Chain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor\/Finish:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompression Ratio:\u003c\/strong\u003e 11.1:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCooling System:\u003c\/strong\u003e Oil Cooled\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplacement:\u003c\/strong\u003e 124\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeatures:\u003c\/strong\u003e Quickee Pushrods w\/Chrome Covers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Power Package\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Name:\u003c\/strong\u003e Performance Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRiding Style:\u003c\/strong\u003e Street\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStroke Length:\u003c\/strong\u003e 4.375\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Big Bore\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUnits:\u003c\/strong\u003e Kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e US\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Dimensions:\u003c\/strong\u003e 27.5 L × 12.25 W × 20.5 H in\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShipping Weight:\u003c\/strong\u003e 45.5 lb\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"S\u0026S CYCLE","offers":[{"title":"Default Title","offer_id":47886351892617,"sku":"310-1052C","price":3294.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0749\/8930\/5993\/files\/310-1052c-image-1.png?v=1785687474","url":"https:\/\/americanvtwinparts.com\/products\/s-s-cycle-power-pack-4-375-stroke-oil-cooled-black-w-o-highlights-m8-310-1052c","provider":"American V Twin","version":"1.0","type":"link"}