SKU: jep291064 JE Pistons Subaru EJ257 Engine Kit - 100mm Bore, CR 8.5 (83mm Stroke)

JE Pistons Subaru EJ257 Engine Kit - 100mm Bore, CR 8.5 (83mm Stroke)

JE Pistons are meticulously engineered for high-performance and extreme applications, including professional competition. Built using 2618 aluminum, these pistons offer exceptional tensile strength to withstand the demands of higher compression ratios, extreme boost levels, and heavy nitrous usage. Designed with application-specific forgings, they deliver optimized uniform crown thickness for superior performance and durability.

Every set includes a variety of advanced features, such as a contact reduction groove to minimize frictional drag, an accumulator groove for increased top ring stability and sealing, and CNC-machined side reliefs to improve skirt strength. JE Pistons are sold as matched sets, ensuring consistent quality and performance. For custom applications, we also offer tailored piston solutions to meet specific needs.

Made in the USA, JE Pistons are the trusted choice for those seeking uncompromising quality, performance, and reliability in extreme conditions.

Important Note About Vehicle Fitment

Our vehicle fitment selection tool is currently in development, and we’re working hard to ensure the accuracy of our data. While most models and trims should be correct, there may be some instances where fitment information is incomplete or an alternative option is available.

If you’re unsure about the compatibility of a part with your vehicle, please don’t hesitate to reach out to us for assistance. Our team is here to help you find the perfect fit!