The Engine Rebuilder Issue 04 - Spring 2026 | Page 34

New tech

TWELVE GRAND

New tech

When passion for engines and revs are combined with engineering skill, as they are at Swindon Powertrain, the results are beautiful and spectacluar.

We

’ re talking about nothing other than giving the client emotion.’ That is not the usual catalyst for an engineering project. Raphaël Caillé, the Managing Director of Swindon Powertrain, didn’ t create fourvalve heads for a Porsche flat-six to meet a power target, a torque goal or to make the engine more efficient. The main purpose of the new heads?‘ It’ s RPM. Because RPM helps with emotion.’
These new heads, and the valvetrain to make them work, started as a project between Swindon Engineering and a UK Porsche specialist. One that was a long time coming, as its attitude to high-quality engineering was the same as Raphaël’ s and Swindon Powertrain.
Swindon Powertrain’ s four-valve heads are designed to fit Porsche’ s M64 flat-six
34 The Engine Rebuilder Issue 04