{"product_id":"motorshop-replica-900cc-piston-set-070-oversize-for-harley-davidson-xl-1957-1966","title":"Motorshop Replica 900cc Piston Set.070 Oversize XL 1957-66","description":"\u003cdiv\u003e\n\u003ch1\u003eMotorshop Replica 900cc Piston Set.070 Oversize for Harley Davidson XL (1957–1971)\u003c\/h1\u003e\n\u003cp\u003eIncrease your Harley Davidson XL displacement to 900cc with the Motorshop Replica 900cc Piston Set in.070 oversize, engineered for XL engines built from 1957 through 1971.\u003c\/p\u003e\n\u003cp\u003eReplica-style pistons for a 3-inch bore, with a 3-1\/16 inch diameter and an oversize of.070, paired to deliver a 9:1 compression ratio. The piston alloy is cast in a permanent steel mold and includes rings for immediate installation.\u003c\/p\u003e\n\u003cp\u003eCountry of origin: Taiwan. Crafted to meet classic Harley Davidson specifications, this kit preserves vintage aesthetics while delivering durable, reliable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePiston Diameter: 3-1\/16 inches\u003c\/li\u003e\n\u003cli\u003eOversize:.070\u003c\/li\u003e\n\u003cli\u003eCompression ratio: 9:1\u003c\/li\u003e\n\u003cli\u003eFitment: Harley Davidson XL 1957–1971\u003c\/li\u003e\n\u003cli\u003eCountry of origin: Taiwan\u003c\/li\u003e\n\u003cli\u003eIncludes rings\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eInstallation notes: Proper break-in is essential; run your engine at moderate speeds for at least 500 miles, avoiding excessive running in lower gears to allow the pistons and rings to seat properly and deliver optimal performance over time.\u003c\/p\u003e\n\u003cp\u003eInstallation instructions: Available online for proper break-in and assembly.\u003c\/p\u003e\n\u003cp\u003eSuggested items:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e11-0107 - 900cc Piston Ring Set.070 Oversize\u003c\/li\u003e\n\u003cli\u003e12-0929 - Piston Wrist Pin Lock\u003c\/li\u003e\n\u003cli\u003e16-0622 - Ring-O-Matic Ring Compressor Tool Kit\u003c\/li\u003e\n\u003cli\u003e16-0029 - Connecting Rod Clamping Tool\u003c\/li\u003e\n\u003cli\u003e60-0167 - Replica 900cc Piston Set.060 Oversize\u003c\/li\u003e\n\u003c\/ul\u003eReplica style 3 inch bore piston set has a 9:1 compression ratio and is oversize.070. Piston set alloy is cast in a permanent steel mold and includes rings.\n\u003cp\u003eUpgrade your Harley Davidson XL engine with the Motorshop Replica 900cc Piston Set in.070 oversize, designed specifically for models from 1957 through 1966. Crafted in Taiwan, this piston kit includes precision-engineered components that ensure reliable performance and durability. Each piston features a diameter of 3-1\/16 inches, providing a perfect fit for your vintage motorcycle. Proper break-in is essential; run your engine at moderate speeds for at least 500 miles, avoiding excessive running in lower gears to allow the new pistons and rings to seat properly and deliver optimal performance over time. For installation, consult the detailed instructions available at \u003ca href=\"http:\/\/www.vtwinmfg.com\/Instructions\/MS\/Piston%20Fitment.pdf\"\u003ethis link\u003c\/a\u003e. This kit is ideal for restoring or enhancing vintage Harley-Davidson engines, offering a cost-effective solution for serious enthusiasts and restorers alike. Pair this piston set with recommended accessories, including piston rings, wrist pin locks, and specialized installation tools, to ensure a smooth and efficient assembly process. Designed to meet the specifications and quality standards for classic Harley Davidson models, the Motorshop Replica 900cc Piston Set guarantees a reliable upgrade that maintains your motorcycle's vintage integrity while providing improved performance.\u003c\/p\u003e\n\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\n\u003cul\u003e\u003cli\u003ePiston Diameter: 3-1\/16 inches for a precise fit on vintage Harley XL engines\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eOversize:.070 to increase engine displacement and power output\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eCountry of Origin: Taiwan ensuring quality manufacturing standards\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eInstallation Instructions: Available online for proper break-in and assembly\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eSuggested Items: 11-0107 - 900cc Piston Ring Set.070 Oversize, 12-0929 - Piston Wrist Pin Lock\u003c\/li\u003e\u003c\/ul\u003e\n\u003cul\u003e\u003cli\u003eAccessory Items: 16-0622 - Ring-O-Matic Ring Compressor Tool Kit, 16-0029 - Connecting Rod Clamping Tool, 60-0167 - Replica 900cc Piston Set.060 Oversize\u003c\/li\u003e\u003c\/ul\u003e\n\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson XL 1957\u003cbr\u003e\nHarley Davidson XL 1958\u003cbr\u003e\nHarley Davidson XL 1959\u003cbr\u003e\nHarley Davidson XL 1960\u003cbr\u003e\nHarley Davidson XL 1961\u003cbr\u003e\nHarley Davidson XL 1962\u003cbr\u003e\nHarley Davidson XL 1963\u003cbr\u003e\nHarley Davidson XL 1964\u003cbr\u003e\nHarley Davidson XL 1965\u003cbr\u003e\nHarley Davidson XL 1966\u003cbr\u003e\nHarley Davidson XL 1967\u003cbr\u003e\nHarley Davidson XL 1968\u003cbr\u003e\nHarley Davidson XL 1969\u003cbr\u003e\nHarley Davidson XL 1970\u003cbr\u003e\nHarley Davidson XL 1971\u003c\/div\u003e","brand":"Motorshop","offers":[{"title":"Default Title","offer_id":44645500157994,"sku":"11-0207","price":101.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0692\/2285\/8794\/files\/11-0207.jpg?v=1785587034","url":"https:\/\/atticusgoods.com\/products\/motorshop-replica-900cc-piston-set-070-oversize-for-harley-davidson-xl-1957-1966","provider":"Atticus Goods","version":"1.0","type":"link"}