How To Assemble & Build A B58 Engine For 800+ Horsepower - The BMW F30 Drift Taxi
Published at : 23 Dec 2025
►Now that the engine is stripped down to its last component and cleaned, Tyler and Mike can begin reassembly. Forged JE pistons and connecting rods bolted to a new crankshaft are the main upgrades to the B58 and should provide enough strength to move beyond the 1000hp barrier. However, it's all of the little stuff that happens during engine assembly that matters most. Parts must be clearanced, checked, and torqued in the correct order to ensure proper health under extreme conditions. Just a single bolt or nut out of place can mean catastrophic failure.
Watch along as two of the best in the business take a bare engine block to a fully built long block complete with accessories in just a few days while digging into the intricacies of BMW's best-turbocharged inline-6 and sharing their extensive engine-building wisdom.