EMS – Budget Build Short Block for 2016-2018 Focus RS 2.3L

Price range: $3,606.71 through $3,744.26

-

Current build time: 4–5 months from date of order. Sleeved options add approximately 1 month. Turnaround may vary based on parts availability and build queue — we’ll keep you updated throughout the process.

EMS Budget Build A cost-effective foundation for stock to moderate bolt-on applications, with around 550WHP potential. Built for enthusiasts who want real capability without the premium price tag — this sealed engine drops in with your existing turbo and custom tune, making it a strong fit for daily drivers looking for more.

What’s Included

  • 9.5:1 MAHLE pistons
  • Upgraded H-Beam rods
  • New OEM components throughout

Don’t Forget the EMS Must-Haves
These items are required for installation and are not included with the engine:

  • ARP 625 head studs
  • OEM head gasket
  • Rear main seal
  • Brisk plugs (gapped)

⚠️ BEFORE YOU BUY — PLEASE READ

EMS Engine Break-In Procedure →
Proper break-in is required to protect your engine and maintain warranty coverage. Review before your engine arrives.

EMS Engine Warranty & Return Policy →
Review coverage terms and exclusions. Note: flamethrower and exhaust ignition systems are excluded from warranty coverage.

(Stroker Build Notice – All EMS performance engines are 2.3L stroker builds. By purchasing, you acknowledge these engines are intentionally stroked from the original 2.0L configuration to 2.3L)

 

Call us (423) 500-4901 or

Email us at sales@emsinc-tn.com

WWW.EMSINC-TN.COM

 

Start your build:

MANUAL TRANSMISSION ONLY - EMS recommends a new slave cylinder be installed with any new clutch. EMS will not install a new clutch in-house without also installing a new slave cylinder.
CNC-machined billet aluminum valve cover for the 2.0/2.3L EcoBoost — fits the Mustang, Focus RS, and Focus ST. Custom fittings for crankcase ventilation, dry sump ready, and available in Anodized EMS Blue or Raw Billet. (SAVE $100)
If you select installation at EMS, please call the shop to inquire about applicable labor fees. Installation costs are not included in the product price and will vary based on the service required.