JE Pistons and Rings 99.5 Bore 79mm Stroke 11.5 Comp 1997-1999 Subaru EJ25 DOHC

Part #: 314338. JE's piston and ring designs are expertly crafted for extreme conditions, even professional competitions. In high - stress scenarios like high compression ratios, high boost, or heavy nitrous use, the 2618 aluminum alloy with high tensile strength is a must - have. Fitment: Ideal for SUBARU EJ25 DOHC from 1997 to 1999. It has a standard bore of 99.5mm, zero deck clearance, and the compression is calculated with a.054' head gasket. Key features: The dome/dish needs no deburring or prep work. Made from 2618 T6 high - tensile forged aluminum. The dome and dishes have smooth radii for great flame travel. It comes with 1.2 x 1.2 x 2.5mm ring widths. A straight - wall carbon steel wrist pin is provided in two sizes:.905 x 2.500 (Round Forging) and.905 x 2.250” (FSR Forging). Pin fitting and Tru - Arc locks are included. The set includes 4 pistons and 4 rings.

Using these JE pistons and rings is a great way to enhance your 1997 - 1999 Subaru EJ25 DOHC engine's performance. First, make sure your engine is properly cleaned and prepared before installation. The pistons and rings are ready - to - use, so you don't need to do any deburring on the dome or dish. Just follow the standard installation procedures for your engine model. When it comes to maintenance, keep an eye on your engine's oil levels and quality regularly. The high - tensile 2618 aluminum alloy is durable, but harsh conditions can still take a toll. If you notice any unusual engine noises or a drop in performance, it might be time to check the pistons and rings. Also, remember to use the right type of lubricant during installation and operation to ensure smooth performance and a long lifespan for your pistons and rings.