
Key Features & Specs:
Fitment:
The Brian Crower BC0138 stroker kit is a high-strength rotating assembly upgrade for Mitsubishi 4B11T Evo X engines requiring added displacement, forged durability, and premium ProH625+ rod construction. This 2.50L stroker package includes a 4340 billet crankshaft with a 98mm stroke, BC ProH625+ connecting rods, and custom pistons available in your choice of bore size and compression ratio. Designed for high-performance turbocharged Evo X builds, this kit delivers the displacement increase, bottom-end strength, and custom piston flexibility needed for serious street, drag, track, and race applications. ACL Race bearings are available separately.