{"product_id":"motorshop-replica-74-inch-overhead-valve-piston-set-with-break-in-guide","title":"Motorshop Replica 74 Inch OHV Piston Set For Harley Bore 3 7 16 Break In Guide","description":"\u003cdiv\u003e\n\u003ch1\u003eMotorshop Replica 74 Inch OHV Piston Set for Harley FL (3-7\/16 Bore,.060 Oversize)\u003c\/h1\u003e\n\u003cp\u003eReplica style 3-7\/16 inch bore piston set, 8.5:1 compression ratio, and.060 oversize, tailored for restoring Harley-Davidson FL engines from 1941–1950.\u003c\/p\u003e\n\u003cp\u003eThe kit includes a piston ring set, 2 wrist pins, and 4 circlips, with pistons featuring a steel expansion control strut cast into the crown.\u003c\/p\u003e\n\u003cp\u003eDesigned to fit classic Harley Davidson FL models from 1941 to 1950, the piston skirt width is approximately 3.485 inches at the widest point to ensure proper fit and performance within the engine assembly.\u003c\/p\u003e\n\u003cp\u003eConstructed from durable materials sourced from Taiwan, this package includes pistons, rings, wrist pins, and locks for a complete overhaul, streamlining the rebuild process.\u003c\/p\u003e\n\u003cp\u003eBreak-in guidance: run the engine at moderate speeds for at least 500 miles during the break-in period, avoiding excessive idling or low gear running to help seat the rings and pistons properly.\u003c\/p\u003e\n\u003cp\u003eThe kit pairs with suggested accessories for installation and precision assembly, including the 74 inch FLH piston ring set in.060 oversize, piston wrist pin locks, and wrist pin and lock kits; Ring-O-Matic ring compressor tool kit and connecting rod clamping tools are also recommended.\u003c\/p\u003e\n\u003cp\u003eBuilt to meet vintage Harley-Davidson engine specifications, this piston set offers authentic fit and performance for restoration enthusiasts and mechanics seeking reliable engine rebuilds. Motorshop backing emphasizes quality parts that restore your motorcycle’s original power and performance.\u003c\/p\u003e\n\u003ch2\u003eFitment\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHarley Davidson FL 1941\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1942\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1943\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1944\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1945\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1946\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1947\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1948\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1949\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1950\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1951\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1952\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1953\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1954\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1955\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1956\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1957\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1958\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1959\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1960\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1961\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1962\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1963\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1964\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1965\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1966\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1967\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1968\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1969\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1970\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1971\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1972\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1973\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1974\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1975\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1976\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FL 1977\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FX 1971\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FX 1972\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FX 1973\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FX 1974\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FX 1975\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FX 1976\u003c\/li\u003e\n\u003cli\u003eHarley Davidson FX 1977\u003c\/li\u003e\n\u003c\/ul\u003eReplica style 3-7\/16 inch bore piston set has a 8.5:1 compression ratio and is.060 oversize. Piston set includes piston ring set 2 wrist pins and 4 circlips. Pistons have a steel expansion control strut cast.\n\u003cp\u003eThe Motorshop Replica 74 Inch Overhead Valve Piston Set is designed to fit classic Harley Davidson FL models from 1941 to 1950, offering a reliable upgrade for vintage motorcycle restorations and rebuild projects. This comprehensive kit features pistons with a piston skirt width of approximately 3.485 inches at the widest point, ensuring proper fit and performance within the engine assembly. Crafted from durable materials sourced from Taiwan, these pistons are built to meet high standards of quality and longevity. \u003cbr\u003e \u003cbr\u003e The set includes pistons, rings, wrist pins, and locks necessary for a complete overhaul, streamlining your engine rebuild process. To ensure optimal performance and durability, it is recommended to run the engine at moderate speeds for at least 500 miles during the break-in period, avoiding excessive idling or low gear running. Proper break-in helps seat the rings and pistons correctly, extending the lifespan of your engine components. \u003cbr\u003e \u003cbr\u003e The kit pairs well with suggested accessories such as the 74 inch FLH piston ring set in.060 oversize, piston wrist pin locks, and wrist pin and lock kits, providing everything needed for a thorough rebuild. Additionally, accessory items like the Ring-O-Matic ring compressor tool kit and connecting rod clamping tools are recommended to facilitate assembly and ensure precision. \u003cbr\u003e \u003cbr\u003e Built to meet the specifications of vintage Harley Davidson engines, this piston set offers an authentic fit and performance, making it an ideal choice for restoration enthusiasts and mechanics aiming for reliable and efficient engine rebuilds. Trust the Motorshop brand for quality parts that restore your motorcycle’s original power and performance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003ePiston skirt width: approximately 3.485 inches at the widest point\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eDesigned for Harley Davidson FL models from 1941 to 1950\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eConstructed from durable materials sourced from Taiwan\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eIncludes pistons, rings, wrist pins, and locks for complete rebuild\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eRecommended break-in procedure: run engine at moderate speeds for at least 500 miles\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCompatible with suggested accessory items for installation and precision assembly\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":44652099207210,"sku":"11-2769","price":62.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/11-2769a.jpg?v=1785871016","url":"https:\/\/atticusgoods.com\/products\/motorshop-replica-74-inch-overhead-valve-piston-set-with-break-in-guide","provider":"Atticus Goods","version":"1.0","type":"link"}