That's a pretty nice surprise. After all the EJ25 dates back to the mid-1990s in its earliest iteration. It's one of the oldest engines on sale, improbably surviving as emissions standards tighten ...

Follow along as we build this Subaru EJ25 engine from the ground up with part one of a multiple-part series that focuses on rebuilding the cylinder head.

The EJ25 with no fewer than 341 horsepower soldiers on, and it will do so for the foreseeable future. The engine features most of the modifications introduced by Subaru in the WRX STI Diamond ...

The 2.0-liter EJ20 and 2.5-liter EJ25 engines found in various Subaru vehicles, including Legacy, Impreza, and Outback models since 1989, were succeeded by the FB20 and FB25 in 2010.

Kugay selected an EJ25 engine from the 2008 Subaru Impreza WRX STI for the swap. The idea was to keep the GT3 boxer-powered, which would best fit its rear-engine layout.

The UK-based motorsports technology firm Pro-Drive has built 25 replica World Rally Car Subaru Impreza WRXs. Named the P25, Pro-Drive fully retrofitted Impreza shells with upgraded EJ25 engines, a ...

And according to Albert that cost is comparable to a fully built EJ25 engine that would normally exist in the Subaru’s engine bay. And he figured out how to fit it over a couple years and lots ...

When it came down to matching and balancing our EJ25 engine assembly, we contacted Larry Revis of Revco Precision, located in Long Beach, CA. Revco does everything from polishing, ...