AMS Performance Mitsubishi Lancer Evolution X 4B11 2.4L Stroker Short Block - 9.5:1 No Core AMS.04.04.0004-1

For those of you looking for a big-bore stroker version of the 4B11 engine, look no further than the AMS EVO X 2.4L Big Bore Stroker! By increasing displacement to a robust 2.4 liters, this powerplant allows you to run a larger turbo for increased horsepower without sacrificing your power-band.