{"product_id":"motorshop-panhead-cylinder-head-set-with-valves-for-harley-davidson-fl-1955-1962","title":"Motorshop Panhead Cylinder Head Set With Valves Harley Davidson FL 1955-1962","description":"\u003cdiv\u003e\n\u003ch1\u003eMotorshop Panhead Cylinder Head Set With Valves — Harley-Davidson FL 1955-1962\u003c\/h1\u003e\n\u003cp\u003eFully assembled Panhead cylinder heads for Harley-Davidson FL models from 1955 through 1962, with valves, springs and collars installed for immediate installation. These V-Twin Motor Shop Ready heads preserve original contour castings and include detailed stock intake and exhaust port areas for authentic appearance and performance.\u003c\/p\u003e\n\u003cp\u003eThe set includes Panhead exhaust valves and Shovelhead intake valves, complete with springs and collars. Cast iron guides, valve stem seals, and nitrated valves contribute to longevity and reliable operation. Shovelhead intake valves come pre-installed to improve breathing and valve seals on all four valves.\u003c\/p\u003e\n\u003cp\u003eO-ring type intake is compatible with stock Panhead exhaust headers. Designed to fit with long reach 1975-UP or Shovelhead style plugs, making them a versatile upgrade for vintage engines. The max valve lift is 0.425 inches, enabling efficient airflow while preserving engine integrity.\u003c\/p\u003e\n\u003cp\u003eSold as a pair and crafted in Taiwan, these heads are ideal for restoring Harley FL engines to original specifications or as a performance upgrade. For a complete engine overhaul, consider adding piston kits, valve guide sets, and cam covers to the project.\u003c\/p\u003eCylinder heads are fully assembled with valves springs and collars.\n\u003cp\u003eUpgrade your vintage Harley Davidson FL with the Motorshop Panhead Cylinder Head Set with Valves, designed specifically for models from 1955 to 1962. These V-Twin Motor Shop Ready Panheads feature original contour castings that include detailed stock intake and exhaust port areas, ensuring a classic look with authentic performance. The heads are assembled with durable cast iron guides, valve stem seals, and nitrated valves, providing enhanced longevity and reliable operation. The set includes Panhead exhaust valves and Shovelhead intake valves, combined with a complete spring and collar set to optimize valve control and durability. Designed with an O-ring type intake, these heads are compatible with stock Panhead exhaust headers and use long reach 1975-UP or Shovelhead style plugs, making them a versatile upgrade for vintage Harley engines. Each head includes Shovelhead intake valves pre-installed for improved breathing and valve seals on all four valves, contributing to better combustion efficiency and engine performance. Max lift capacity of.425 inches allows for efficient airflow without compromising engine integrity. Please note that the original style O-ring type intake manifold must be ordered separately to complete the installation. Sold as a pair, these heads are ideal for restoring or enhancing vintage Harley Davidson FL engines to their original specifications or for performance upgrades. Crafted in Taiwan, these heads are a reliable choice for classic motorcycle enthusiasts seeking quality and authenticity in their restoration projects. For comprehensive engine rebuilds, consider combining with accessory items like piston kits, valve guide sets, and cam covers to complete your engine overhaul.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eOriginal contour castings with detailed stock intake and exhaust port areas\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eAssembled with cast iron guides, valve stem seals, and nitrated valves\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eIncludes Panhead exhaust valves and Shovelhead intake valves with complete spring and collar set\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eO-ring type intake compatible with stock headers\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eDesigned for long reach 1975-UP or Shovelhead style plugs\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eIncludes Shovelhead intake valves installed for improved breathing\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eValve seals installed on all four valves for enhanced sealing\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eMax valve lift:.425 inches\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eSold as a pair for comprehensive engine restoration\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson FL 1955\u003cbr\u003e\nHarley Davidson FL 1956\u003cbr\u003e\nHarley Davidson FL 1957\u003cbr\u003e\nHarley Davidson FL 1958\u003cbr\u003e\nHarley Davidson FL 1959\u003cbr\u003e\nHarley Davidson FL 1960\u003cbr\u003e\nHarley Davidson FL 1961\u003cbr\u003e\nHarley Davidson FL 1962\u003c\/div\u003e","brand":"Motorshop","offers":[{"title":"Default Title","offer_id":44648318238762,"sku":"10-1957","price":1427.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/10-1957a.jpg?v=1785736970","url":"https:\/\/atticusgoods.com\/products\/motorshop-panhead-cylinder-head-set-with-valves-for-harley-davidson-fl-1955-1962","provider":"Atticus Goods","version":"1.0","type":"link"}