{"product_id":"kb-m8-107-to-124-big-bore-conversion-piston-kit-005","title":"Kb, M8 107\" To 124\" Big Bore Conversion Piston Kit. +.005","description":"\u003cp\u003eForged Super Duty series for the Milwaukee Eight engine. With hard anodized crown and top ring groove to reflect heat and prevent ring to groove ''micro-welding''. The Line2Line abradable self-lubricating powder coating technique allows zero tolerance installation; final tolerance will be 0.003\". The piston creates its own perfect tolerance during run-in; the coating automatically gives the tightest possible \u0026amp; perfect piston to cylinder fit for no piston rock and best possible ring seal. Note: Fits 107\" M8 engines. Works with stock 4.375\" stroke and stock unmodified heads. Aftermarket 4.25\" bore cylinders are required. - 11.4:1 CR - Piston weight: OEM - Engine displacement: 124\" - Bore: 4.25\" - Stroke: 4.375\" (stock 107\" engine) - Ring pack: 1.5mm; 1.5mm; 3.0mm - Top land: .230 - Pin number: .9270x2.250x.180-SCR415H - Pin type: Floating - Pin diameter: .927\" - Compression height: 1.155\" - Crown Type: Dome - Crown (cc): -2cc - Alloy: Forged 4032 Alloy\u003c\/p\u003e","brand":"Kb Performance Piston","offers":[{"title":"Default Title","offer_id":50010179010888,"sku":"993661","price":511.9,"currency_code":"EUR","in_stock":true}],"url":"https:\/\/holydeath.com\/products\/kb-m8-107-to-124-big-bore-conversion-piston-kit-005","provider":"Holy Death Motorcycle Co.","version":"1.0","type":"link"}