{"product_id":"86-5mm-forged-piston-set","title":"86.5mm Forged Piston Set","description":"Constructed from A4032 aluminum alloy, these pistons are designed to withstand higher stress and heat associated with performance tuning, offering a substantial upgrade over stock internals.\n\nKey specifications include an 86.5mm bore, a 32.00mm compression height, and a -14.2cc piston volume, contributing to optimized combustion chamber geometry. Each piston weighs 370.5g, with a pin weight of 121.5g, for a total assembly weight of 492.0g. The piston pin diameter is 22mm, with a corresponding circlip inner diameter of 22mm and a pin length of 60mm. The ring package features a 1.20mm top ring, a 1.20mm second ring, and a 2.50mm oil ring, tailored for performance applications.\n\nThis piston set is specifically designed for the SR20DET engine. It is compatible with the 1989-1998 Nissan 180SX and the 1989-2002 Nissan 240SX models equipped with the SR20DET engine.","brand":"Tomei","offers":[{"title":"Default Title","offer_id":52873011265848,"sku":"TA202A-NS08D","price":1080.0,"currency_code":"USD","in_stock":true}],"url":"https:\/\/store.motormia.co\/products\/86-5mm-forged-piston-set","provider":"MOTORMIA","version":"1.0","type":"link"}