If you're diving into the world of Subaru performance, the Tomei Camshaft Poncam EJ207 Single AVCS is a solid upgrade for your WRX or STI. I've had my hands on this camshaft, and let me tell you, it's not just about numbers—it's about transforming your driving experience.

With a duration of 258 degrees and a lift of 9.60 millimeters, this camshaft is built for those who crave power. It's designed specifically for the EJ207 engine, which means it's tailored to maximize your engine's potential. Whether you're hitting the track or just enjoying a spirited drive, you'll notice the optimized velocity and acceleration. It really does help unleash the beast within your Subaru.

• One of the standout features is its higher lift compared to other cam profiles with similar duration. This means more air and fuel can flow through, giving you that extra oomph when you need it.
• Plus, it's engineered to reduce stress and wear on the valve train, so you can push your engine without worrying about the long-term effects.

Now, let's talk specs. This camshaft falls under the head-related category, specifically for the Subaru EJ207 Single AVCS engine. It's got a valve clearance of 0.2 millimeters when cold, and the lobe center is set at 12 degrees. All this technical mumbo jumbo translates to a camshaft that really knows how to perform.

For those of you who are considering installation, you can find detailed instructions here. It's a straightforward process, but having a buddy around who's familiar with camshafts is always a plus.

In terms of fitment, this camshaft works with:

• Subaru WRX from 1999 to 2005
• Subaru WRX STI from 2004 to 2005

To sum it up, if you're looking to elevate your Subaru's performance and truly enjoy the thrill of driving, the Tomei Poncam is a worthwhile investment. It's not just a piece of hardware; it's a ticket to a more exhilarating ride.