{"product_id":"spi-020-over-bore-top-end-repair-kit-for-yamaha-srv-540-sr-v-1982-1991-73-5mm","title":"SPI .020 Over Bore Top End Repair Kit for Yamaha SRV 540 SR-V 1982-1991 73.5mm","description":"\u003ch2\u003eSPI .020 Over Bore Top End Repair Kit for Yamaha\u003c\/h2\u003e\u003cp\u003eThis .020 over bore top end repair kit for Yamaha SRV 540 SR-V 1982-1991 includes pistons, rings, and gaskets with a 73.5mm bore size to restore engine compression and performance.\u003c\/p\u003e\u003ch4\u003eOverview\u003c\/h4\u003e\u003cp\u003eThe SPI .020 over bore top end repair kit is engineered for rebuilding the cylinder top end on a Yamaha SRV 540 snowmobile engine. It brings the bore to 73.5mm, providing fresh piston and ring surfaces for renewed power and reliability. Riders restoring a 1982-1991 SRV 540 will find this .020 over bore kit a direct fit solution.\u003c\/p\u003e\u003ch4\u003eBuilt For Performance\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eIncludes precision-machined pistons matched to .020 over bore (73.5mm)\u003c\/li\u003e\n\u003cli\u003eContains complete ring set for proper seal and compression\u003c\/li\u003e\n\u003cli\u003eIncludes cylinder head gasket and base gasket for a full top end rebuild\u003c\/li\u003e\n\u003cli\u003eWrist pin and circlips supplied for secure piston attachment\u003c\/li\u003e\n\u003cli\u003eDesigned to meet OEM specifications for Yamaha SRV 540 engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFits These Machines\u003c\/h4\u003e\u003cul\u003e\u003cli\u003efor Yamaha SRV 540 (1982-1991)\u003c\/li\u003e\u003c\/ul\u003e\u003ch4\u003eOn-The-Job Use\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eRebuilding the top end of a Yamaha SRV 540 snowmobile engine after wear or failure\u003c\/li\u003e\n\u003cli\u003eRestoring lost compression and improving engine idle and throttle response\u003c\/li\u003e\n\u003cli\u003ePerforming a preventative power refresh before riding season\u003c\/li\u003e\n\u003cli\u003eRepairing a seized or scored cylinder from improper lubrication\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSpecs At A Glance\u003c\/h4\u003e\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePart Number(s)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSPI .020 Over Bore Top End Repair Kit\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBore Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e73.5mm (.020 over)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eFitment\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYamaha SRV 540 1982-1991\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eComponents\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePistons, rings, gaskets, wrist pin, circlips\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch4\u003eGood To Know\u003c\/h4\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Is a .020 over bore kit suitable for a stock cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e Yes, this kit is intended for a cylinder that has been bored .020 over standard size; always have a machine shop verify cylinder clearance before assembly.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ:\u003c\/strong\u003e Does this kit include a cylinder? \u003cstrong\u003eA:\u003c\/strong\u003e No, it includes only the top end components (pistons, rings, gaskets) for use with your existing cylinder after it is bored to 73.5mm.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eSlight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.\u003c\/em\u003e\u003c\/p\u003e","brand":"Solid Spare","offers":[{"title":"Default Title","offer_id":44949840756822,"sku":"SZ1F15702","price":329.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0697\/8460\/0662\/files\/1_33295f51-d677-4580-b978-9dbcf3d81327.jpg?v=1781400105","url":"https:\/\/www.solidspare.com\/products\/spi-020-over-bore-top-end-repair-kit-for-yamaha-srv-540-sr-v-1982-1991-73-5mm","provider":"Solid Spare","version":"1.0","type":"link"}