For sale: 20 brand-new genuine Detroit Diesel flywheel bolts. Application: Detroit Diesel Series 60 (11.1 L, 12.7 L, 14 L) and some Series 50 engines. These are the correct torque-to-yield (stretch) bolts required when removing or replacing the flywheel. 100% authentic Detroit Diesel – still in original protective coating. M16 × 2.0 thread, 112 mm total length. Stamped “DDE” and part number on head. Never installed – perfect threads. Most Series 60 engines use 10 or 12 bolts – this lot gives you two complete engine sets or one set plus plenty of spares. Perfect for engine rebuilders, fleet maintenance shops, or owner-operators doing in-frame overhauls.