{"product_id":"manley-04-subaru-wrx-sti-ej257-std-stroke-100mm-5mm-bore-8-5-1-dish-single-piston-with-rings","title":"Manley Platinum Series Pistons – 2004+ Subaru WRX STI (EJ257) STD Stroke 100mm + | 8.5:1","description":"\u003cp\u003eManley developed this Platinum Series piston configuration for 2004+ Subaru WRX STI (EJ257) STD Stroke 100mm +; use the listed bore and compression details to match the piston to the finished cylinder and intended rotating assembly. The parent listing is distinguished by \u003cstrong\u003e8.5:1\u003c\/strong\u003e, which should be cross-checked against the rest of the engine combination.\u003c\/p\u003e\u003cp\u003eFor 2004+ Subaru WRX STI (EJ257) STD Stroke 100mm + builds, piston grade and bore size should be treated as measured engine-build specifications. Confirm the matching cylinder and any required piston-to-wall clearance before assembly.\u003c\/p\u003e\u003ch3\u003eKey Product Details\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e 2004+ Subaru WRX STI (EJ257) STD Stroke 100mm +\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManley Series:\u003c\/strong\u003e Platinum Series\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTitle Specification:\u003c\/strong\u003e 8.5:1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family Detail:\u003c\/strong\u003e 2618-alloy forged piston construction\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family Detail:\u003c\/strong\u003e tool-steel wrist-pin hardware on applicable part numbers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Family Detail:\u003c\/strong\u003e moly skirt coating on applicable part numbers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number:\u003c\/strong\u003e 612005C-1\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePackage Quantity\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSold individually.\u003c\/strong\u003e This listing supplies one piston per selected SKU; order the quantity required for your engine and verify that all pistons match the machine shop’s bore\/grade plan. This quantity applies to the selected Manley SKU family shown on this product page.\u003c\/p\u003e\u003ch3\u003eSelection \u0026amp; Fitment Notes\u003c\/h3\u003e\u003cp\u003eMachine-shop measurements should determine the final piston selection. Check bore class\/grade, compression geometry, ring package, pin dimensions, and intended rod\/stroke combination.\u003c\/p\u003e\u003cp\u003e\u003cem\u003eProfessional engine assembly and measurement are recommended. Product specifications should be confirmed against the selected Manley part number and the requirements of the exact engine build.\u003c\/em\u003e\u003c\/p\u003e","brand":"Manley Performance","offers":[{"title":"Default Title","offer_id":50194956681466,"sku":"MAN612005C-1","price":185.3,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0325\/6352\/7739\/files\/488713830fd0e5168da69fcb62d4c689L_7270a9c5-797e-4dfa-8b7e-cd38170cdbc5.jpg?v=1787979472","url":"https:\/\/lgcracing.com\/products\/manley-04-subaru-wrx-sti-ej257-std-stroke-100mm-5mm-bore-8-5-1-dish-single-piston-with-rings","provider":"Legacy Racing","version":"1.0","type":"link"}