The final, most refined evolution of the cast-iron 4G63-powered Lancer Evolution — genuinely exceptional engineering with a rally heritage to match, where modification history matters more than almost any other factor.
The Evolution IX's rally-bred all-wheel-drive chassis was genuinely developed around this engine's character, and the pairing remains exceptional today — a large part of why values for clean, documented examples have risen so steadily among enthusiasts.
Because this is a specialist enthusiast car at this point in its life, the used population includes an unusually high proportion of modified, rallied, or otherwise hard-used examples — the engine page's modification checklist matters more here than on almost any daily-driver car.
This is about the car itself — for engine-specific failure points, see the dedicated engine page below.
This Evolution IX is a defining, final application of the cast-iron 4G63. Full detail on this engine's exceptional reliability track record lives on the dedicated engine page.
FULL ENGINE BREAKDOWNMitsubishi 2.0L Turbo (4G63) — Reliable or Not →Ask directly about modification, rally, and track-use history, and get any supporting documentation per the guidance on the engine page.
Get documented proof of the timing belt replacement interval, a hard-and-fast requirement on this engine.
On a car this significant to enthusiasts, consider a pre-purchase inspection by a specialist familiar specifically with this chassis and engine combination.