LM440 RRR v3 Boost

LM440 IS20 Second Tune Revision

Background: With the Lader LM440 IS20 turbocharger on the GTI, tuning is in progress. This post discusses the results logged using the second tune revision (third tune including base file). Performance Data: Intake air temperature during the data collection falls between the previous two sessions: The boost curve is increased: Wastegate duty cycle remains about […]

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Dunning-Kruger Effect

Fact Check – Ignition Coils Discussion

Background: This article analyzes a recent Reddit thread on OEM vs. aftermarket ignition-coil reliability, spotlights the fallacies that repeatedly surfaced, and offers my thoughts on insisting on having proper evidence. Recently, I participated in a discussion where the topic of aftermarket ignition coils was mentioned, with one person remarking that they are unreliable. As the

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