Ultima El Bruto 113ci Evolution-Style Engine for Harley-Davidson Natural Finish

Ultima El Bruto 113ci Evolution-Style Engine for Harley-Davidson Natural Finish

Ultima’s El Bruto Series113ci 4" bore Engine is a high-performance, American-built engine that emphasizes performance, reliability, and value. This factory-assembled engine is cast from C355 Aluminum: a common US military alloy known for its stability over multiple heat cycles. Featuring a relocated accelerator pump nozzle for increased throttle response and bolt-on thunder jets. The carburetor is directly interchangeable with S&S Super G Carburetors. Ultima carburetors will accept S&S jets and S&S bolt pattern air filter assemblies. Comes with carburetor ignition, MSO, and warranty.

Ultima El Bruto 113ci Evolution-Style Engine for Harley-Davidson Natural Finish features:

• 4” bore
• 4.5" stroke
• Mahle forged pistons
• 10.2:1 compression ratio
• 120 RW HP rated power
• 120 lb/ft torque
• Chrome nose cone/rocker boxes
• Billet oil pump/tappet blocks
• Ultima R1 carburetor
• All fins are machined for excellent cosmetic appearance
• Twin cam styling
• 30% more fin than most Evo style heads for cooler running