Supplementary Article/Info 2: with piston ring carrier, for keystone connecting rod Recess Depth 1: 9.3 mm Compression Height: 34.85 mm Height: 53.9 mm Cyl.Bore: 79 mm Bolt d.: 21 mm Recess Diameter: 53.5 mm Bolt Length: 49 mm Valve Pocket Depth 1: 3.53 mm Valve Pocket Depth 2: 3.47 mm Component No.: 08-452800-10