Engine Tech

Exhaust Heat Retention and Turbo Response: What...

Heat wrap helps spool — but that is a pre-turbine argument, and your downpipe is downstream of the turbine. The full thermodynamics: enthalpy, exergy, entropy and rothalpy, why published turbo...

Exhaust Heat Retention and Turbo Response: What...

Heat wrap helps spool — but that is a pre-turbine argument, and your downpipe is downstream of the turbine. The full thermodynamics: enthalpy, exergy, entropy and rothalpy, why published turbo...

Why Your Turbocharger Uses a Radial Turbine and...

A turbocharger turbine takes gas in at its outer diameter; a jet engine turbine takes it in along the axis. The reason is rothalpy — the conserved quantity inside a...

Why Your Turbocharger Uses a Radial Turbine and...

A turbocharger turbine takes gas in at its outer diameter; a jet engine turbine takes it in along the axis. The reason is rothalpy — the conserved quantity inside a...

Twin-Scroll vs Single-Scroll on the AMG 4.0L V8...

A C63 and an E63 share a displacement, a block and a badge — and do not share downpipes. Inside the M177 family the C63 and GLC63 run single-scroll turbochargers...

Twin-Scroll vs Single-Scroll on the AMG 4.0L V8...

A C63 and an E63 share a displacement, a block and a badge — and do not share downpipes. Inside the M177 family the C63 and GLC63 run single-scroll turbochargers...

The AMG Hot-V, Explained Properly: Why the Turb...

The hot-V is not "the turbos moved" — it is a cylinder head redesign that reversed the ports. The full architecture across M278, M157, M177 and M178: what the short...

The AMG Hot-V, Explained Properly: Why the Turb...

The hot-V is not "the turbos moved" — it is a cylinder head redesign that reversed the ports. The full architecture across M278, M157, M177 and M178: what the short...

Mercedes M272 & M273 Runner Flap Failure: P2004...

Mercedes M272 and M273 intake manifold runner flap failure explained — P2004, P2005 and P2006 codes, symptoms, affected models, and an honest comparison of your three repair options.

Mercedes M272 & M273 Runner Flap Failure: P2004...

Mercedes M272 and M273 intake manifold runner flap failure explained — P2004, P2005 and P2006 codes, symptoms, affected models, and an honest comparison of your three repair options.