{"product_id":"tomei-ej25-ej26-forged-piston-set-subaru-wrx-sti-1182997312-copy","title":"Tomei FORGED PISTON SET EJ25 99.75mm CH30.70 (STD\/2.6) CP","description":"\u003cp\u003e\u003cbr\u003e\u003c\/p\u003e\n\u003ctable border=\"1\" cellpadding=\"3\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd colspan=\"2\"\u003eEJ25\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eType\u003c\/td\u003e\n\u003ctd\u003eTOMEI\u003c\/td\u003e\n\u003ctd\u003eCP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBore (mm)\u003c\/td\u003e\n\u003ctd\u003e99.75 (OEM +0.25)\u003c\/td\u003e\n\u003ctd\u003e99.75 (OEM +0.25)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Diameter (mm)\u003c\/td\u003e\n\u003ctd\u003e23.0\u003c\/td\u003e\n\u003ctd\u003e23.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Length (mm)\u003c\/td\u003e\n\u003ctd\u003e62.0\u003c\/td\u003e\n\u003ctd\u003e64.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCirclip Inner Diameter (mm)\u003c\/td\u003e\n\u003ctd\u003e23.0\u003c\/td\u003e\n\u003ctd\u003e23.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eValve Recess\u003c\/td\u003e\n\u003ctd\u003eWITH\u003c\/td\u003e\n\u003ctd\u003eWITH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompression Height (mm)\u003c\/td\u003e\n\u003ctd\u003e30.70 (OEM ±0.0)\u003c\/td\u003e\n\u003ctd\u003e30.70 (OEM ±0.0)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Volume (cc)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e-18.8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Weight (g)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e390.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePin Weight (g)\u003c\/td\u003e\n\u003ctd\u003e133.0\u003c\/td\u003e\n\u003ctd\u003e130.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTotal Weight (g)\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e520.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTop Ring (mm）\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e1.20 x 3.50\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSecond Ring (mm）\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e1.20 x 4.00\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOil Ring (mm）\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e2.00 x 2.70\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePiston Material\u003c\/td\u003e\n\u003ctd\u003eA4032\u003c\/td\u003e\n\u003ctd\u003eA2618\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatibility\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003ctd\u003e\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cdiv class=\"card-header text-center\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv aria-expanded=\"true\" data-parent=\"#single__body__main__accordion\" class=\"show collapse in\" id=\"subcat\"\u003e\n\u003cdiv class=\"card-body\"\u003e\n\u003cp\u003e\u003cimg alt=\"p12_30_RB26-PISTON_IMG7505.jpg\" width=\"500\" src=\"https:\/\/products.tomeiusa.com\/img\/cms\/Piston\/p12_30_RB26-PISTON_IMG7505.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eIt is the core part of the engine that converts the power of combustion gas  into power to move the car.Pistons in tuned engine are required to be strong enough to withstand high combustion pressure.\u003c\/p\u003e\n\u003ch2 class=\"grey-heading\"\u003eLightweight and high rigidity forged piston\u003c\/h2\u003e\n\u003cp\u003e\u003cimg height=\"467\" width=\"700\" alt=\"\" src=\"https:\/\/products.tomeiusa.com\/img\/cms\/Piston\/p12_RB26-PISTON_IMG7529.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eHigh-strength forging manufacturing method is adopted rather than the mainstream casting method used for commercial vehicles.  Taking advantage of high temperature strength and high strength, weight reduction is achieved by making the walls thinner.\u003c\/p\u003e\n\u003ch2 class=\"grey-heading\"\u003eForging material exclusive for each mode\u003c\/h2\u003e\n\u003cp\u003e\u003cimg height=\"467\" width=\"700\" alt=\"\" src=\"https:\/\/products.tomeiusa.com\/img\/cms\/Piston\/p12_%E9%8D%9B%E9%80%A0%E7%B4%A0%E6%9D%90.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eExcess material is minimized by using exclusive forged material,  and prevents excessive machining that results to reduction in strength.\u003c\/p\u003e\n\u003ch2 class=\"grey-heading\"\u003e3D Profile\u003c\/h2\u003e\n\u003cp\u003e\u003cimg height=\"467\" width=\"700\" alt=\"\" src=\"https:\/\/products.tomeiusa.com\/img\/cms\/Piston\/p12_33_RB26-PISTON_IMG7557.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eIn order to achieve smooth piston movement with optimal clearance, it has an oval barrel shape with coefficient of thermal expansion calculated.  \u003c\/p\u003e\n\u003ch2 class=\"grey-heading\"\u003eCompatible with 1mm oversized valves\u003c\/h2\u003e\n\u003cp\u003e\u003cimg height=\"462\" width=\"700\" alt=\"\" src=\"https:\/\/products.tomeiusa.com\/img\/cms\/Piston\/owners-book_02-26.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eThe piston recess is shaped to also support the use of 1mm oversized valves.\u003c\/p\u003e\n\u003ch2 class=\"grey-heading\"\u003eDesigned for thin piston rings\u003c\/h2\u003e\n\u003cp\u003e\u003cimg height=\"467\" width=\"700\" alt=\"\" src=\"https:\/\/products.tomeiusa.com\/img\/cms\/Piston\/p12_35_RB26-PISTON_IMG7578.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eFriction loss is reduced by thinning the piston ring.\u003c\/p\u003e\n\u003ch2 class=\"grey-heading\"\u003ePins\/Clips\/Rings Included\u003c\/h2\u003e\n\u003cp\u003e\u003cimg height=\"467\" width=\"700\" alt=\"\" src=\"https:\/\/products.tomeiusa.com\/img\/cms\/Piston\/p12_30_2J_PISTON_1SET_IMG_8995.jpg\"\u003e\u003c\/p\u003e\n\u003cp\u003eComes with pins, clips, and rings that are optimally designed for this model.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tomei","offers":[{"title":"Default Title","offer_id":54406674841922,"sku":"TOM TA202A-SB02AP","price":1200.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0782\/9294\/3170\/files\/TA202A-SB02A.jpg?v=1780312468","url":"https:\/\/autospecdesign.com\/products\/tomei-ej25-ej26-forged-piston-set-subaru-wrx-sti-1182997312-copy","provider":"AutoSpec Design","version":"1.0","type":"link"}