As an Amazon Associate, we earn from qualifying purchases. Home » DSS Racing » K1-3720-4125 DSS Racing K1-3720-4125 DSS Racing . K1-3720-4125 Gallery Attributes Brand name, Manufacturer name, Manufacturer, BrandDSS Racing DimensionUnitinch Extra Product NameDSS Racing K1-3720-4125 UPC00194403167993 diameter, width0.927 height1.19 height_AttribCompression Height (in.) length6.0 length_AttribRod Length moq, multiple, tierMinQty11 MPN, Manufacturer's Part NumberK1-3720-4125 qtyInStockJun 30, 2023 SKU, Summit Racing Part NumberDMS-K1-3720-4125 tierPrice1869.9500 width_AttribPin Diameter (in.) Part TypePistons Piston Rings Included, Wrist Pin Retainers Included, Wrist Pin IncludedYes Bore (in )4.125 in. Bore (mm)104.775mm Stroke4.000 in. Engine Stroke TypeStroked Actual Engine Displacement7.0L/428 Rod Length6.000 in. Piston StyleFlat top, with two valve reliefs Piston MaterialForged aluminum Compression Height (in )1.190 in. Piston Head Volume (cc)+3.00cc Wrist Pin StylePress-fit or floating Pin Diameter (in )0.927 in. Piston Ring Thickness1.20mm x 1.20mm x 3.00mm File Fit, GaplessNo Top Ring Thickness, Second Ring Thickness1.2mm Top Ring MaterialSteel Top Ring Facing MaterialGas nitrided Second Ring Material, Second Ring Facing MaterialIron Oil Ring Thickness3.0mm Oil Ring MaterialStainless steel Oil Ring TensionStandard QuantitySold as a set of 8. Distributor offers SellerSKUMOQIn stockMultiplePrices Summit RacingDMS-K1-3720-41251Jun 30, 202311 @ $869.95