Horsepower Curve vs. Peak: Understanding the Bigger Picture
Chasing the highest peak horsepower figure can be misleading when it comes to real-world acceleration. A broader power curve often outperforms an engine that simply spikes at a lofty number, because more power is accessible across the RPM band. Recognizing these differences is crucial for determining optimal shift points, ensuring you remain within the engine's maximum efficiency range gear-to-gear.
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Upgraded Head Studs on the 3.3T: When and Why You Need Them
Chasing higher power—regardless if you have stock turbos, hyrbids, or big turbos—can push cylinder pressure beyond what the factory head bolts were designed to hold. This leads to head-lift, a critical failure as combustion forces escape past the gasket. Upgraded head studs help maintain a reliable seal under pressure, making them a key upgrade for builds approaching or exceeding 500whp.
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