{"product_id":"998-040-county-piston-grant-cast-ring-set-998-040","title":"998+040 COUNTY PISTON \u0026 GRANT CAST RING SET [998-040]","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eQuality \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e998cc +040\" dished-top piston and ring set\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e for BMC A-Series engines. This is the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003ecirclip-type piston\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and must not be confused with the pressed-type gudgeon pin arrangement used on some other engines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWe use these \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCounty pistons and Grant rings in our workshop\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, making this a proven combination for rebuilding 998cc A-Series engines.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003eKit Includes:\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e4x County pistons – CP302K +040\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003e\u003cspan\u003e4x Grant ring sets – G5045 +040\u003c\/span\u003e\u003c\/strong\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e4x gudgeon pins\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003e8x gudgeon pin circlips\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eDished-top piston design\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\n\u003cspan\u003eSuitable for \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e998cc +040\" A-Series engines\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe pistons are manufactured by \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCounty Pistons\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e and are supplied with quality \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eGrant cast piston rings\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003eSpecifications:\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eBore:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 998cc +040\"\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePiston type:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Dished top\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCompression ratio:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Approx. \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e8.8:1\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e with standard specification components\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGudgeon pin:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Circlip type\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003ePiston brand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e County\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eRing brand:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Grant\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eCounty piston part number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e CP302K 040\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e\u003cspan\u003eGrant ring part number:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e G5045 040\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan style=\"text-decoration: underline;\"\u003e\u003cem\u003e\u003cstrong\u003eImportant Fitment Information\u003c\/strong\u003e\u003c\/em\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eThe \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e998cc compression height is 1.342\"\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003ePlease do not confuse the 998cc piston with the \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1098cc piston\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, which has a \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e1.196\" compression height\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e, despite using the same nominal bore size.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eAlways confirm the piston specification and compression height before ordering, particularly when mixing components or building a modified A-Series engine.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eA quality \u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003eCounty piston and Grant ring combination\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e that we are happy to use in our own workshop — ideal for a 998cc A-Series rebuild.\u003c\/span\u003e\u003c\/p\u003e","brand":"Minisport.com.au","offers":[{"title":"Default Title","offer_id":44571361444150,"sku":"998-040","price":439.0,"currency_code":"AUD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0727\/3322\/9366\/files\/20260220_154700.jpg?v=1771565272","url":"https:\/\/minisport.com.au\/products\/998-040-county-piston-grant-cast-ring-set-998-040","provider":"Minisport","version":"1.0","type":"link"}