Focus RS Engine Upgrades

At mountune, our in-house engine builders are some of the most experienced and knowledgeable in the industry. They take pride in their craft and are committed to delivering engines that meet our exacting standards for performance and reliability. Every long block engine undergoes a rigorous process of deburring, clearancing, and inspection, ensuring that each component is precisely machined and fitted to motorsport tolerances.

When you choose a mountune racing engine, you're not just getting a high-performance engine. You're getting the benefit of our decades of experience and expertise, as well as our commitment to excellence in every aspect of engine building.

Focus RS - Mountune 2.3L EcoBoost Engines

HP Short Block

SKU: 6069-SB-230

N1 Long Block

SKU: 6069-LB-230

MRX Long Block

SKU: 6069-LB-230HP
Engine Block Factory New Ford OEM Aluminum 2.3L EcoBoost Open Deck Engine Block
Cylinder Support System Available Included
Pistons Lightweight 87.5 mm Bore 9.5:1 Compression Ratio Forged Pistons w/ Nitrided Rings
Connecting Rods High-Tensile Strength Forged 4340 Alloy Steel H-Beam Rods w/ ARP 2000 Bolts High-Tensile Strength Forged 4340 Alloy Steel I-Beam Rods w/ ARP 2000 Bolts
Crankshaft Dynamically Balanced Lightweight 94 mm Stroke Forged 4340 Steel Crankshaft w/ Keyed Snout
Oil System Not Included Mountune Baffled Oil Control Sump and High-Pressure Oil Pump
Fasteners Not Included Premium Grade 8740 Alloy High-Performance Cylinder Head Studs w/ Black Oxide Finish
Cylinder Head Not Included Ford OEM 2.3L Ecoboost DOHC w/ Variable Camshaft Timing Aluminum Cylinder Head Mountune MRX Cylinder Head w/ Motorsport-Grade Valves and V2 or V3 Camshafts

 

 

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