Overview

Roush 511 IR FE Crate Engines

Roush 511 IR FE crate engines are turnkey-ready, high performance powerplants designed to produce significantly more power and torque than their original production predecessors. These engines have been dyno-tested to 600 hp, 580 lbs.-ft. torque, and carry a 2-year/24,000-mile limited warranty. Roush puts the “hot” into hot rods—with premium crate engines assembled for street rodders, car builders, and people looking for the thrill of Roush performance!

511 IR FE engine highlights include:

* Big block FE
* Aluminum cross-bolted block
* Steel crankshaft
* Steel H-beam rods
* Forged aluminum pistons
* Double roller timing chain
* Hydraulic roller lifter
* Aluminum CNC-ported cylinder heads
* Roller cam
* Aluminum 8-stack intake
* Electronic Fuel Injection