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

This Wiseco piston set is crafted from dedicated 2618 alloy forgings. It features offset wrist pins, Nitrided/Napier Steel rings, and skirt coatings. The complex dish and dome designs, along with special skirt profiles, ensure long - lasting performance and high power for boosted and nitrous engines. With an 8.9:1 compression ratio and a 99.5mm bore, it comes with wrist pins, pistons, and rings.

Using this Wiseco piston set is straightforward. First, make sure your engine is clean and ready for installation. Carefully place the pistons into the cylinders with the correct orientation. Ensure the wrist pins, pistons, and rings are properly installed. When using your engine, avoid over - revving, especially during the break - in period. This will help the pistons and rings seat correctly. For maintenance, regularly check the engine oil level and quality. If you notice any unusual noises or performance issues, stop using the engine and have it inspected. Also, keep the engine clean to prevent dirt and debris from causing damage to the pistons.