{"product_id":"v-twin-10-2091-factory-sample-cylinder-head-set-with-chrome-rocker-boxes-for-harley-davidson","title":"V-Twin 10-2091 Factory Sample Cylinder Head Set with Chrome Rocker Boxes for Harley-Davidson","description":"Set is assembled with cast iron guides  valve stem seals  and nitrated valves. For use on 74 inch or 80 inch models with Shovelhead barrels.\n\u003cp\u003eThe V-Twin 10-2091 Factory Sample Cylinder Head Set is designed to support improved engine airflow, horsepower, and torque. Each head receives a complete valve job for reliable performance and consistent valve operation. The single-plug heads are assembled with chrome rocker boxes and are supplied as a matched pair, making this kit a practical replacement or project component for select Harley-Davidson applications from the late 1970s through the mid-1980s.\u003cbr\u003eFactory sample parts are brand-new pre-production components that may have cosmetic imperfections in the finished surface. These imperfections can include marks from installation testing or fitment evaluation. The parts do not have physical defects such as cracks or holes; however, the appearance may differ from production-finished components. Inspect each part carefully before installation and verify that threaded and bearing holes are free of excess plating.\u003cbr\u003eThe V-Twin 10-2091 cylinder head set has a maximum recommended valve lift of .450 inch and is supplied in kit form. It fits select 1978–1984 Harley-Davidson FL and FX models, including the 1978, 1979, 1980, 1981, 1982, and 1983 FL applications and the 1979, 1980, 1981, 1982, 1983, and 1984 FX applications listed for this product. Confirm motorcycle year, model, engine configuration, and installation requirements before ordering. Professional inspection and installation are recommended to ensure proper fit, clearance, and engine operation.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\u003cli\u003eComplete valve job supports improved airflow, horsepower, and torque\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSingle-plug cylinder heads assembled with chrome rocker boxes\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eMaximum valve lift: .450 inch\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eSold as a matched pair\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFactory sample parts are new pre-production components with possible cosmetic finish imperfections\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eInspect threaded and bearing holes for excess plating before installation\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eNo physical defects such as cracks or holes; sample parts may show installation test and fitment marks\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eFits select 1978–1984 Harley-Davidson FL and FX models\u003c\/li\u003e\u003c\/ul\u003e\u003cul\u003e\u003cli\u003eAccessory Items: 10-1064 - Cylinder Head Set with Chrome Rocker Box, 16-0529 - Mini Motorcycle Lift Tool, 16-0158 - Primary Inspection Plug Wrench Tool, 16-0164 - Spoke Wrench Tool\u003c\/li\u003e\u003c\/ul\u003e\u003cbr\u003e\nFitment\u003cbr\u003e\nHarley Davidson FL  1978\u003cbr\u003e\nHarley Davidson FL  1979\u003cbr\u003e\nHarley Davidson FL  1980\u003cbr\u003e\nHarley Davidson FL  1981\u003cbr\u003e\nHarley Davidson FL  1982\u003cbr\u003e\nHarley Davidson FL  1983\u003cbr\u003e\nHarley Davidson FL  1984\u003cbr\u003e\nHarley Davidson Fx  1978\u003cbr\u003e\nHarley Davidson Fx  1979\u003cbr\u003e\nHarley Davidson Fx  1980\u003cbr\u003e\nHarley Davidson Fx  1981\u003cbr\u003e\nHarley Davidson Fx  1982\u003cbr\u003e\nHarley Davidson Fx  1983\u003cbr\u003e\nHarley Davidson Fx  1984","brand":"V-Twin","offers":[{"title":"Default Title","offer_id":67617108263097,"sku":"10-2091","price":780.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/10-2091a.jpg?v=1790804983","url":"https:\/\/atticusgoods.com\/products\/v-twin-10-2091-factory-sample-cylinder-head-set-with-chrome-rocker-boxes-for-harley-davidson","provider":"Atticus Goods","version":"1.0","type":"link"}