{"product_id":"keith-black-kb263-std-74-inch-flh-fx-standard-size-piston-set","title":"Keith Black KB263.STD 74 Inch FLH-FX Standard Size Piston Set","description":"Keith Black 390 hypereutectic piston set is standard size and is for a 3.438 inch bore. Pistons have a compression of 9.0:1.\n\u003cp\u003eThe Keith Black KB263.STD 74 inch FLH-FX Piston Set is a standard-size piston set for specified Harley-Davidson FL applications from 1941 through 1950. This set is identified by SKU 11-2200 and is supplied as a set for replacement or engine rebuilding applications.\u003c\/p\u003e\u003cp\u003eBefore operating an engine with new pistons and rings, run the engine at moderate speeds for at least 500 miles. Avoid excessive operation in lower gears during the break-in period to help properly break in the new pistons and rings.\u003c\/p\u003e\u003cp\u003eFor installation guidance, refer to the Keith Black Symmetrical-Asymmetrical Piston Installation Guide. The product data also identifies the 74 inch Moly Piston Ring Set Standard, SKU 11-1368, as a suggested item. Accessory items listed for this piston set include the Ring-O-Matic Ring Compressor Tool Kit, SKU 16-0622; Connecting Rod Clamping Tool, SKU 16-0029; and SKU 60-0167.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Keith Black\u003c\/li\u003e\n\u003cli\u003ePart Number: KB263.STD\u003c\/li\u003e\n\u003cli\u003eProduct Type: 74 inch FLH-FX piston set\u003c\/li\u003e\n\u003cli\u003eSize: Standard size\u003c\/li\u003e\n\u003cli\u003eFitment: 1941-1950 Harley-Davidson FL applications\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Set\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: Mexico\u003c\/li\u003e\n\u003c\/ul\u003e\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","brand":"Keith Black","offers":[{"title":"Default Title","offer_id":44583483637847,"sku":"11-2200","price":525.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/2276\/2583\/files\/11-2200.jpg?v=1793269179","url":"https:\/\/valleyspeed.net\/en-us\/products\/keith-black-kb263-std-74-inch-flh-fx-standard-size-piston-set","provider":"The Speed Shop Canada","version":"1.0","type":"link"}