The RB25 series of engines was first introduced in the R32 Nissan Skyline GTS25 sedan and coupe models in 1991. [9][10] The RB25DE (naturally aspirated) and DET (turbocharged) variants produced from August 1993 also featured NVCS (Nissan Variable Cam System) for …

Nov 13, 2022 · Nissan rated the RB25DE between 180-197 horsepower and 170-188 lb-ft of torque. The RB25DET bumps up power a bit, making between 235-276 horsepower and 200-246 lb-ft of torque.

The 2.5-liter Nissan RB25DE engine was produced from 1991 to 2002 at a Japanese plant and was installed on such popular models as Skyline, Cefiro, Laurel, and Stage. The first models (until 1993) were not equipped with the NVCS variable valve timing system.

Jun 8, 2007 · I am curious to know what differences, if any, exist between the internals of RB25DET and the RB25DE (N/A). I am currently running an RB25DE with a turbo on it, but due to higher compression, cannot run more than 10psi of boost.

Jan 14, 2025 · Introduced in the early 1990s, the RB25DE is a 2.5-liter inline-six engine that features a DOHC (Dual Overhead Cam) design, allowing for efficient airflow and improved performance at higher RPMs.

Jul 10, 2021 · RB25 is an inline-6, 2.5 L petrol engine and debuted in the R32 Nissan Skyline GTS25 sedan and coupe models. It is badged as the RB25DE engine, a non-VCT, non-turbocharged model that can produce 190 HP at 6,000 RPM.

Jan 10, 2025 · The 2.5-liter Nissan RB25DE engine was produced from 1991 to 2002 at the Japanese factory and was installed on such popular models as Skyline, Cefiro, Laurel, and Steija. Since about 1998, a modernized version of this motor with the prefix NEO is produced.

Aug 16, 2016 · Nissan RB25DET engine specs (RB25DE), problems and the ways of fixing. Which oil is recommended to use, its performance upgrades, tuning, mods and more.

Apr 18, 2022 · In this article, we’ll go over specs, reliability, and swap info for the RB25DET engine. We’ll briefly touch on the differences between the most popular variants of the RB25DE platform, along with pitting the RB25 against the SR20 and the coveted RB26 to see which one is the better pick for you.

RB20E, RB25DE, RB25DET & RB26DETT PDF free online. This manual describes important items for installation, removal, assembly, inspection, repair and failure diagnosis. Caution: A general description of a visual inspection and cleaning of …