As an Amazon Associate, we earn from qualifying purchases. Home » Speed Pro » H139CL 30 Speed Pro H139CL 30 Speed-Pro Hypereutectic Pistons | Summit Racing Speed Pro . H139CL 30 Gallery Attributes Brand name, Manufacturer name, Manufacturer, BrandSpeed Pro DimensionUnitinch Extra Product NameSpeed Pro H139CL 30 Speed-Pro Hypereutectic Pistons | Summit Racing UPC614046629950 diameter, width0.912 height1.09 height_AttribCompression Height (in.) length5.4 length_AttribRod Length moq, multiple, tierMinQty11 MPN, Manufacturer's Part NumberH139CL 30 qtyInStock-2 qtySourceFieldMap SKU, Summit Racing Part NumberSLP-H139CL30 tierPrice1350.9900 width_AttribPin Diameter (in.) Part TypePistons Product LineSpeed-Pro Hypereutectic Pistons Piston Rings Included, Wrist Pin Retainers Included, File Fit, GaplessNo Bore (in )4.030 in. Bore (mm)102.362mm Stroke3.400 in. Engine Stroke TypeStroked Rod Length5.400 in. Piston StyleFlat top, with two valve reliefs Piston MaterialHypereutectic aluminum Compression Height (in )1.090 in. Piston Head Volume (cc)+5.00cc Wrist Pin StylePress-fit or floating Wrist Pin IncludedYes Pin Diameter (in )0.912 in. Piston Ring Thickness1/16 in. x 1/16 in. x 1/8 in. QuantitySold as a set of 8. NotesCNC machined, tapered pin, lightweight with DurOshield® coated piston skirt. Distributor offers SellerSKUMOQIn stockMultiplePrices Summit RacingSLP-H139CL301-211 @ $350.99