Phil Riley had a vision when he fashioned this exquisite Pro Street version of a 1963 Pontiac Tempest A/FX car with a blown 421 cubic inch Pontiac V8.
The Speed Demon has consistently been the fastest, most resilient traditionally powered car in land speed racing history, and 2020’s Speed Week proved it.
The Executioner engine from D&J Precision Machine is quite possibly the nastiest Cummins-based diesel engine on the planet, and we’ve got the inside details on its development.
Nearly 800 naturally aspirated rear-wheel horsepower is possible from the LT1 engine platform with careful planning. Horsepower Research, High Performance Connection, and Greg Good Cylinder Heads went big to develop the solution.