{"product_id":"diamond-pistons-83082-6-piston-kit-bmw-n54b30-3-0l-18cc-1-240-ch","title":"Diamond Pistons piston kit, BMW N54B30 3.0L, -18cc, 1.240 in. compression height","description":"\u003cp\u003e\u003cstrong\u003eEvery set is built to order. Please allow five weeks for it to ship.\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eDiamond Pistons forged piston kit for the BMW N54B30 3.0L, set of 6. ASF Machine orders these direct from Diamond for your build (not a stocked item). Diamond builds its sport compact pistons from forged 2618 aluminum, CNC-machines them, and pairs them with Trend Performance wrist pins.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003ePiston volume: -18cc; compression height: 1.240 in.\u003c\/li\u003e\n\u003cli\u003eStroke: 89.6mm; rod length: 5.709 in.\u003c\/li\u003e\n\u003cli\u003eRing set: 1.00 mm x 1.20 mm x 2.80 mm\u003c\/li\u003e\n\u003cli\u003eWrist pin: 0.866 in. OD x 2.250 in. long\u003c\/li\u003e\n\u003cli\u003eValve pocket depth: 0.165 in. intake, 0.150 in. exhaust\u003c\/li\u003e\n\u003cli\u003eForging: full round\u003c\/li\u003e\n\u003cli\u003eRings, wrist pins and pin retainers included (per Diamond)\u003c\/li\u003e\n\u003cli\u003eCrowns are 3D-milled, so the pistons come ready to install\u003c\/li\u003e\n\u003cli\u003eOffset pin bores for quieter running\u003c\/li\u003e\n\u003cli\u003eDiamond's compression ratios assume a .040 in. head gasket with a gasket bore of 85.0 mm\u003c\/li\u003e\n\u003cli\u003eTop ring down: .300 in.\u003c\/li\u003e\n\u003cli\u003eWrist pins (chamfered for round-wire locks) and locks included\u003c\/li\u003e\n\u003cli\u003eValve pockets cut oversize to clear larger-than-stock valves\u003c\/li\u003e\n\u003cli\u003eForged from 2618 aluminum for high-horsepower and boosted builds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDiamond part numbers:\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e83082-6: 84mm bore, standard pin, 9.50:1 compression (per Diamond), ring set 09513307, wrist pin G8662250180C\u003c\/li\u003e\n\u003cli\u003e83082-6-H: 84mm bore, -H pin (H8662250225C), 9.50:1 compression (per Diamond), ring set 09513307, wrist pin H8662250225C\u003c\/li\u003e\n\u003cli\u003e83083-6: 84.5mm bore, standard pin, 9.50:1 compression (per Diamond), ring set 09513327, wrist pin G8662250180C\u003c\/li\u003e\n\u003cli\u003e83083-6-H: 84.5mm bore, -H pin (H8662250225C), 9.50:1 compression (per Diamond), ring set 09513327, wrist pin H8662250225C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs and fitment:\u003c\/strong\u003e Piston kit, set of 6. -18cc, 1.240 in. compression height. Fits BMW N54B30 3.0L. Ordered direct from Diamond Pistons; call 970-242-0919 to confirm fitment and lead time for your build.\u003c\/p\u003e","brand":"Diamond Pistons","offers":[{"title":"84mm \/ Standard pin","offer_id":48080086991025,"sku":"83082-6","price":1033.25,"currency_code":"USD","in_stock":true},{"title":"84mm \/ -H pin (H8662250225C)","offer_id":48080087023793,"sku":"83082-6-H","price":1192.37,"currency_code":"USD","in_stock":true},{"title":"84.5mm \/ Standard pin","offer_id":48080087056561,"sku":"83083-6","price":1033.25,"currency_code":"USD","in_stock":true},{"title":"84.5mm \/ -H pin (H8662250225C)","offer_id":48080087089329,"sku":"83083-6-H","price":1192.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/6044\/7153\/files\/diamond-83080-ANG135.jpg?v=1792716132","url":"https:\/\/asfmachine.com\/products\/diamond-pistons-83082-6-piston-kit-bmw-n54b30-3-0l-18cc-1-240-ch","provider":"ASF Machine","version":"1.0","type":"link"}