Description
Overview
Roush 347 SR Crate Engines
Roush 347 SR crate engines are turnkey-ready, high performance plants designed to produce significantly more power and torque than their original production predecessors. These engines have been dyno-tested to 410 hp, 400 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!
Engine highlights include:
* 8.2 deck height
* Small block (8.200 in. iron)
* 347 c.i.d.
* Iron 4-bolt block
* Steel crank (3.250 in. stroke)
* Steel H-beam rods
* Forged aluminum pistons
* Double roller timing chain
* Hydraulic roller lifter
* Aluminum CNC-ported heads
* Roller cam
* Aluminum dual plane intake
* Holley 4-barrel carb
Fitment and ordering notes
- Confirm the exact model, part number, configuration, dimensions, and application against the information shown in this listing.
- Review the product images and listed attributes before ordering; fitment can vary by vehicle, equipment, year, and installation setup.
- Contact X Factor Motorsport for availability, fitment, product questions, or freight guidance before purchase.







