John Huh

Learn which way the **LS1 connecting-rod chamfer should face**, why it must clear the crankshaft journal fillet, and how correct rod orientation helps prevent clearance problems during LS1 engine assembly.

LS1 piston-to-deck clearance is determined by **crankshaft stroke, connecting-rod length, piston compression distance, and block geometry**. Learn how these dimensions affect piston position at TDC and how to measure deck clearance during an LS1 build.

LS1 crankshaft end play should measure 0.0015–0.0078 inch. Learn where the No. 3 thrust bearing is located, how crankshaft end play is measured, and what to check during an LS1 engine build.

Factory LS1 connecting rods use a **powdered-metal cracked-cap design** with uniquely matched fracture surfaces. Learn why rod caps must stay with their original rods, how the design works, and what to inspect before reusing factory LS1 rods.

Learn the key differences between LS1 24x and 58x reluctor wheels, including crankshaft compatibility, PCM requirements, sensor considerations, and what to verify before assembling or swapping an LS engine.

Volkswagen’s Mission Efficiency prototype pairs a record-setting 0.158 drag coefficient with a modest 54.9-kWh battery and production-derived ID. Polo hardware.

GRIDLIFE Laguna Festival brings 1,000-horsepower time-attack cars, professional Corkscrew drifting, historic Mazdas and hundreds of Miatas to California.

Ford is recalling 223,472 model-year 2023–2027 F-150 pickups because an improperly installed fuel-tank strap can allow the tank to leak or detach.

Independent testing sends the 5,960-pound Porsche Cayenne Turbo Electric to 60 mph in 2.1 seconds and through the quarter-mile in 9.5 seconds.

Convert your keyed ignition to push-button start with this complete DIY guide covering starter relays, ACC and ignition wiring, immobilizer integration, brake and clutch safety, alarms, keyless entry and remote-start options.