{"product_id":"motorshop-74-inch-overhead-valve-piston-set-for-harley-davidson-fl-part-number-11-2771","title":"Motorshop 74 Inch OHV Piston Set for Harley FL 11-2771","description":"\u003cdiv\u003e\n\u003ch1\u003eMotorshop 74 Inch OHV Piston Set for Harley FL 11-2771\u003c\/h1\u003e\n\u003cp\u003e74 Inch OHV piston set designed to restore performance on vintage Harley-Davidson FL models from 1941 to 1950. The bore is approximately 3.438 inches, a standard size, and a 7.5:1 compression ratio supports reliable compression and familiar torque characteristics for a classic ride.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePart Number: 11-2771\u003c\/li\u003e\n\u003cli\u003eIncludes piston rings set, 2 wrist pins, and 4 circlips\u003c\/li\u003e\n\u003cli\u003ePistons feature a steel expansion control strut set\u003c\/li\u003e\n\u003cli\u003eBore size: approximately 3.438 inches\u003c\/li\u003e\n\u003cli\u003eCompression ratio: 7.5:1\u003c\/li\u003e\n\u003cli\u003eEngine type: Overhead Valve (OHV)\u003c\/li\u003e\n\u003cli\u003eFitment: Harley-Davidson FL models 1941–1977\u003c\/li\u003e\n\u003cli\u003eFX compatibility: Harley-Davidson FX models 1971–1977\u003c\/li\u003e\n\u003cli\u003eMade in Taiwan\u003c\/li\u003e\n\u003cli\u003eBreak-in guidance: run the engine at moderate speeds for at least 500 miles and avoid excessive low-gear operation to ensure proper seating of pistons and rings\u003c\/li\u003e\n\u003cli\u003eCompatible accessories: piston rings, wrist pins, and locks; ring compressors and connecting rod tools are recommended for installation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis piston set is tailored for enthusiasts restoring vintage Harley FL motorcycles, delivering a direct-fit rebuild path with the components necessary for a complete engine refresh and reliable, enduring performance.\u003c\/p\u003e3-7\/16 inch bore piston set has a 7.5:1 compression ratio and is standard size. Piston set includes piston rings set 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut set.\n\u003cp\u003eThe Motorshop 74 Inch Overhead Valve Piston Set (Part Number 11-2771) is designed to restore performance to vintage Harley Davidson FL models from 1941 to 1950. Crafted in Taiwan, this piston kit features a bore size of approximately 3.438 inches, ensuring precise fit and optimal engine operation. It is an essential component for rebuilding or upgrading your classic motorcycle's engine, providing reliable performance and durability. Proper break-in is critical; run the engine at moderate speeds for at least 500 miles, avoiding excessive low gear operation to ensure the new pistons and rings seat correctly and achieve maximum longevity. This kit is compatible with various related components, such as piston rings, wrist pins, and locks, which are recommended for use alongside this piston set to ensure comprehensive engine rebuilds. Additionally, the kit includes or is compatible with essential accessory tools like ring compressors and connecting rod clamps, facilitating a smooth installation process. This piston set is ideal for enthusiasts restoring vintage Harley Davidson FL motorcycles, offering a perfect balance of quality, compatibility, and performance for a classic ride.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003eBore size: approximately 3.438 inches for precise fit\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompatible with Harley Davidson FL models from 1941 to 1950\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eIncludes piston set designed for overhead valve engines\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eRequires running engine at moderate speeds for 500 miles for proper break-in\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eMade in Taiwan with quality manufacturing standards\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eSuggested items for complete rebuild: piston rings, wrist pins, and locks\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eAccessory items include ring compressor and connecting rod tools\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson FL 1941\u003cbr\u003e\nHarley Davidson FL 1942\u003cbr\u003e\nHarley Davidson FL 1943\u003cbr\u003e\nHarley Davidson FL 1944\u003cbr\u003e\nHarley Davidson FL 1945\u003cbr\u003e\nHarley Davidson FL 1946\u003cbr\u003e\nHarley Davidson FL 1947\u003cbr\u003e\nHarley Davidson FL 1948\u003cbr\u003e\nHarley Davidson FL 1949\u003cbr\u003e\nHarley Davidson FL 1950\u003cbr\u003e\nHarley Davidson FL 1951\u003cbr\u003e\nHarley Davidson FL 1952\u003cbr\u003e\nHarley Davidson FL 1953\u003cbr\u003e\nHarley Davidson FL 1954\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\u003cbr\u003e\nHarley Davidson FL 1963\u003cbr\u003e\nHarley Davidson FL 1964\u003cbr\u003e\nHarley Davidson FL 1965\u003cbr\u003e\nHarley Davidson FL 1966\u003cbr\u003e\nHarley Davidson FL 1967\u003cbr\u003e\nHarley Davidson FL 1968\u003cbr\u003e\nHarley Davidson FL 1969\u003cbr\u003e\nHarley Davidson FL 1970\u003cbr\u003e\nHarley Davidson FL 1971\u003cbr\u003e\nHarley Davidson FL 1972\u003cbr\u003e\nHarley Davidson FL 1973\u003cbr\u003e\nHarley Davidson FL 1974\u003cbr\u003e\nHarley Davidson FL 1975\u003cbr\u003e\nHarley Davidson FL 1976\u003cbr\u003e\nHarley Davidson FL 1977\u003cbr\u003e\nHarley Davidson FX 1971\u003cbr\u003e\nHarley Davidson FX 1972\u003cbr\u003e\nHarley Davidson FX 1973\u003cbr\u003e\nHarley Davidson FX 1974\u003cbr\u003e\nHarley Davidson FX 1975\u003cbr\u003e\nHarley Davidson FX 1976\u003cbr\u003e\nHarley Davidson FX 1977\u003c\/div\u003e","brand":"Motorshop","offers":[{"title":"Default Title","offer_id":44652093734954,"sku":"11-2771","price":90.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/11-2771a.jpg?v=1785870931","url":"https:\/\/atticusgoods.com\/products\/motorshop-74-inch-overhead-valve-piston-set-for-harley-davidson-fl-part-number-11-2771","provider":"Atticus Goods","version":"1.0","type":"link"}