{"product_id":"diamond-pistons-83090-6-piston-kit-bmw-s54b32-3-2l-10-1cc-1-270-ch","title":"Diamond Pistons piston kit, BMW S54B32 3.2L, -10.1cc, 1.270 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 S54B32 3.2L, 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: -10.1cc; compression height: 1.270 in.\u003c\/li\u003e\n\u003cli\u003eStroke: 91mm; rod length: 5.472 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: 0.8267 in. OD x 2.250 in. long\u003c\/li\u003e\n\u003cli\u003eValve pocket depth: 0.280 in. intake, 0.225 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\u003eMoly-coated skirts to reduce friction and skirt wear\u003c\/li\u003e\n\u003cli\u003eSide gas ports to help ring seal\u003c\/li\u003e\n\u003cli\u003eDiamond's compression ratios assume a .048 in. head gasket and 8.543 in. deck height\u003c\/li\u003e\n\u003cli\u003eTop ring down: .365 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, nitrous 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\u003e83090-6: 87mm bore, standard pin, 11.30:1 compression (per Diamond), ring set 09513425, wrist pin G82672250180C\u003c\/li\u003e\n\u003cli\u003e83090-6-H: 87mm bore, -H pin (H82672250225C), 11.30:1 compression (per Diamond), ring set 09513425, wrist pin H82672250225C\u003c\/li\u003e\n\u003cli\u003e83091-6: 87.5mm bore, standard pin, 11.40:1 compression (per Diamond), ring set 09523445, wrist pin G82672250180C\u003c\/li\u003e\n\u003cli\u003e83091-6-H: 87.5mm bore, -H pin (H82672250225C), 11.40:1 compression (per Diamond), ring set 09523445, wrist pin H82672250225C\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eSpecs and fitment:\u003c\/strong\u003e Piston kit, set of 6. -10.1cc, 1.270 in. compression height. Fits BMW S54B32 3.2L. 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":"87mm \/ Standard pin","offer_id":48080086859953,"sku":"83090-6","price":1033.25,"currency_code":"USD","in_stock":true},{"title":"87mm \/ -H pin (H82672250225C)","offer_id":48080086892721,"sku":"83090-6-H","price":1192.37,"currency_code":"USD","in_stock":true},{"title":"87.5mm \/ Standard pin","offer_id":48080086925489,"sku":"83091-6","price":1033.25,"currency_code":"USD","in_stock":true},{"title":"87.5mm \/ -H pin (H82672250225C)","offer_id":48080086958257,"sku":"83091-6-H","price":1192.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0647\/6044\/7153\/files\/diamond-83090-6-ANG135_8f7126ee-7e5b-4895-b5e8-d17aafa6d81c.jpg?v=1792716124","url":"https:\/\/asfmachine.com\/products\/diamond-pistons-83090-6-piston-kit-bmw-s54b32-3-2l-10-1cc-1-270-ch","provider":"ASF Machine","version":"1.0","type":"link"}