Fitment Information: This ACT Streetlite flywheel 600215 fits 2003 - 2006 Nissan 350z and 2006 Infiniti G35. Features: ACT's Streetlite flywheel is a great upgrade for your 350z or G35. It's made of tough Chromoly Steel and is much lighter than the stock one. With maximum strength, lower inertia, good heat tolerance and rigidity, it's perfect for street or drag racing. You'll notice a big improvement in engine response and acceleration. Flywheel Weight: 17.1 lbs. Flywheel Tooth Count: 124. The ACT flywheel is forged, CNC machined and computer - balanced for smooth high - RPM reliability. It's recommended for both street and race use, with a slight gear rattle similar to OE. What's Included: You'll get a Streetlite Flywheel. FAQ: The ACT clutch system can work with both stock and high - quality aftermarket flywheels. When replacing a flywheel, make sure it meets the right specifications. The flywheel step is crucial for the clutch to work properly. The step is the distance between the friction surface and the pressure plate mounting point. ACT XACT flywheels can be resurfaced like stock ones, but make sure to maintain the proper flywheel step and remove no more than 0.040” / 1.02mm of material.


Using this ACT Streetlite flywheel is straightforward. First, make sure your car is a 2003 - 2006 Nissan 350z or 2006 Infiniti G35 as it's specifically designed for these models. When installing, ensure that all the specifications match, like the flywheel tooth count and thickness. During use, you'll feel a significant improvement in engine response and acceleration, which is great for both street driving and racing. However, you might notice a bit of gear rattle, similar to the original equipment. For maintenance, if your flywheel needs resurfacing, you can do it just like a stock flywheel. Use a flywheel grinder in good condition and remove as little material as possible, no more than 0.040” / 1.02mm. Always double - check the flywheel step as it affects the clutch function. If you're using an ACT clutch, it can work with both stock and high - quality aftermarket flywheels, but make sure the new flywheel meets the right standards.