Wiseco Piston Set 99.5mm Bore WRX 2006-2014 / STI 2004-2021 Subaru Turbo Models | K598M995AP

Our Wiseco piston set is crafted from dedicated 2618 alloy forgings. It features offset wrist pins, Nitrided/Napier Steel rings, skirt coatings, and complex dish and dome designs. Special skirt profiles and other great features ensure long - lasting performance and high power for boosted and nitrous engines. Specs include an 8.9:1 Compression Ratio and a 99.5mm Bore. The set comes with wrist pins, pistons, and rings.

Using this Wiseco piston set is straightforward. First, make sure your engine is clean and free of debris before installation. When installing, handle the pistons gently to avoid any damage. For best results, follow the manufacturer's torque specifications for the wrist pins and rings. As for maintenance, regularly check the pistons for signs of wear or damage. Keep an eye on the compression ratio and bore size. If you notice any abnormal engine noises or a drop in performance, it's a good idea to inspect the pistons. It's also important to use high - quality engine oil to keep the pistons lubricated and functioning properly.