{"product_id":"wiseco-k1644-forged-040-8-5-1-compression-piston-kit","title":"Wiseco K1644 Forged .040 8.5:1 Compression Piston Kit","description":"Wiseco 80 inch Evolution flat top piston kit is .040 oversize. Piston kit has a compression of 8.5:1 compression and includes rings.\n\u003cp\u003eThe Wiseco K1644 Forged .040 8.5:1 Compression Piston Kit is designed for specified Harley-Davidson FXR applications from 1984 through 1993. This kit features a forged piston design, a .040 specification, and an 8.5:1 compression ratio.\u003c\/p\u003e\u003cp\u003eAfter installation, run the engine at moderate speeds for at least 500 miles. Avoid excessive operation in lower gears during this break-in period to help properly seat the new pistons and rings. Refer to the Wiseco piston installation and fitment guide for installation information.\u003c\/p\u003e\u003cp\u003eThe Wiseco K1644 piston kit has a kit unit of measure and is manufactured in the USA. Compatible applications include 1984–1993 Harley-Davidson FXR models as specified by the supplier.\u003c\/p\u003e\u003cp\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBrand: Wiseco\u003c\/li\u003e\n\u003cli\u003ePart Number: K1644\u003c\/li\u003e\n\u003cli\u003eDesign: Forged piston\u003c\/li\u003e\n\u003cli\u003eSpecification: .040\u003c\/li\u003e\n\u003cli\u003eCompression Ratio: 8.5:1\u003c\/li\u003e\n\u003cli\u003eFitment: 1984–1993 Harley-Davidson FXR models\u003c\/li\u003e\n\u003cli\u003eUnit of Measure: Kit\u003c\/li\u003e\n\u003cli\u003eCountry of Origin: USA\u003c\/li\u003e\n\u003cli\u003eBreak-In Requirement: Run the engine at moderate speeds for at least 500 miles while avoiding excessive operation in lower gears\u003c\/li\u003e\n\u003c\/ul\u003e\u003cbr\u003e\nFitment:\u003cbr\u003e\nHarley Davidson FLST  1986\u003cbr\u003e\nHarley Davidson FLST  1987\u003cbr\u003e\nHarley Davidson FLST  1988\u003cbr\u003e\nHarley Davidson FLST  1989\u003cbr\u003e\nHarley Davidson FLST  1990\u003cbr\u003e\nHarley Davidson FLST  1991\u003cbr\u003e\nHarley Davidson FLST  1992\u003cbr\u003e\nHarley Davidson FLST  1993\u003cbr\u003e\nHarley Davidson FLST  1994\u003cbr\u003e\nHarley Davidson FLST  1995\u003cbr\u003e\nHarley Davidson FLST  1996\u003cbr\u003e\nHarley Davidson FLST  1997\u003cbr\u003e\nHarley Davidson FLST  1998\u003cbr\u003e\nHarley Davidson FLT  1984\u003cbr\u003e\nHarley Davidson FLT  1985\u003cbr\u003e\nHarley Davidson FLT  1986\u003cbr\u003e\nHarley Davidson FLT  1987\u003cbr\u003e\nHarley Davidson FLT  1988\u003cbr\u003e\nHarley Davidson FLT  1989\u003cbr\u003e\nHarley Davidson FLT  1990\u003cbr\u003e\nHarley Davidson FLT  1991\u003cbr\u003e\nHarley Davidson FLT  1992\u003cbr\u003e\nHarley Davidson FLT  1993\u003cbr\u003e\nHarley Davidson FLT  1994\u003cbr\u003e\nHarley Davidson FLT  1995\u003cbr\u003e\nHarley Davidson FLT  1996\u003cbr\u003e\nHarley Davidson FLT  1997\u003cbr\u003e\nHarley Davidson FLT  1998\u003cbr\u003e\nHarley Davidson FXD  1991\u003cbr\u003e\nHarley Davidson FXD  1992\u003cbr\u003e\nHarley Davidson FXD  1993\u003cbr\u003e\nHarley Davidson FXD  1994\u003cbr\u003e\nHarley Davidson FXD  1995\u003cbr\u003e\nHarley Davidson FXD  1996\u003cbr\u003e\nHarley Davidson FXD  1997\u003cbr\u003e\nHarley Davidson FXD  1998\u003cbr\u003e\nHarley Davidson FXR  1984\u003cbr\u003e\nHarley Davidson FXR  1985\u003cbr\u003e\nHarley Davidson FXR  1986\u003cbr\u003e\nHarley Davidson FXR  1987\u003cbr\u003e\nHarley Davidson FXR  1988\u003cbr\u003e\nHarley Davidson FXR  1989\u003cbr\u003e\nHarley Davidson FXR  1990\u003cbr\u003e\nHarley Davidson FXR  1991\u003cbr\u003e\nHarley Davidson FXR  1992\u003cbr\u003e\nHarley Davidson FXR  1993\u003cbr\u003e\nHarley Davidson FXR  1994\u003cbr\u003e\nHarley Davidson FXST  1984\u003cbr\u003e\nHarley Davidson FXST  1985\u003cbr\u003e\nHarley Davidson FXST  1986\u003cbr\u003e\nHarley Davidson FXST  1987\u003cbr\u003e\nHarley Davidson FXST  1988\u003cbr\u003e\nHarley Davidson FXST  1989\u003cbr\u003e\nHarley Davidson FXST  1990\u003cbr\u003e\nHarley Davidson FXST  1991\u003cbr\u003e\nHarley Davidson FXST  1992\u003cbr\u003e\nHarley Davidson FXST  1993\u003cbr\u003e\nHarley Davidson FXST  1994\u003cbr\u003e\nHarley Davidson FXST  1995\u003cbr\u003e\nHarley Davidson FXST  1996\u003cbr\u003e\nHarley Davidson FXST  1997\u003cbr\u003e\nHarley Davidson FXST  1998","brand":"Wiseco","offers":[{"title":"Default Title","offer_id":44584938897495,"sku":"11-9834","price":912.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0556\/2276\/2583\/files\/11-9834.jpg?v=1793299252","url":"https:\/\/valleyspeed.net\/en-us\/products\/wiseco-k1644-forged-040-8-5-1-compression-piston-kit","provider":"The Speed Shop Canada","version":"1.0","type":"link"}