Wiseco Piston Set 99.75mm Bore WRX 2006-2014 / STI 2004-2021 Subaru Turbo Models | K598M9975AP

This Wiseco piston set is crafted from dedicated 2618 alloy forgings. It features offset wrist pins, Nitrided/Napier Steel rings, skirt coatings, complex dish and dome designs, and special skirt profiles. These elements ensure long - lasting performance and high power output for boosted and nitrous engines. Specs include an 8.9:1 compression ratio and a 99.75mm bore. The set includes 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. Carefully fit the pistons, wrist pins, and rings according to the engine's specifications. When starting the engine for the first time after installation, run it at a low speed for a short period to allow the parts to settle in. As for maintenance, regularly check the piston set for any signs of wear or damage. Keep an eye on the engine's oil level and quality, as proper lubrication is crucial for the longevity of the pistons. If you notice any unusual noises or performance issues, have the piston set inspected by a professional mechanic.