Wiseco Toyota 4AG 1.188 C.H 3189XC Piston Shelf Stock

If you're working on a performance build for your 1985-1989 Toyota MR2, this Wiseco forged piston is a solid option. It's designed for the 4AG engine and is built to handle heavy to severe duty applications. Wiseco makes these pistons from 2618 aluminum, which gives them improved tensile strength compared to other materials, making them well-suited for demanding performance builds.

You'll find that these pistons have precision ring grooves, an anti-detonation groove, and other features aimed at improving ring seal. They also come with an ArmorGlide skirt coating that helps reduce friction and noise, while also resisting seizure. The fully machined crown and forced pin oiling are details that show these are built for serious use. This piston is sold individually, so you'll need to order a set for your engine.