High Performance Engines

High performance and competition engines of virtually every size, design and application have expanded the SEM reputation for innovation.

Competitors serious about succeeding in road racing, drag racing, oval racing and virtually every other motorsport — including vintage racing — start with engine programs from SEM Powertrain.

• State-of-the-art computer engine management system adaptation
• Custom cylinder head development using the SF-600 flowbench, the benchmark for professional engine builders
• Computer camshaft scanning and profile development
• Computer-aided balancing
• Hyper-fine surface finishing
• Meticulous assembly

From sophisticated amateur racer to dedicated factory programs, competitors have relied on SEM Powertrain to develop and refine engines to deliver their optimum performance in every application.

View some of SEM customer's high performance cars