Unleash the ultimate power from your KTM 112 dirt bike engine! HP Race Development's National-level cylinder porting transforms your 105-based stroker motor into a championship-winning powerhouse. Experience drastically improved horsepower, wider powerband, and optimized throttle response for superior motocross, enduro, or race performance. Stop settling for ruined port durations and start dominating the competition. Key Features: Engineered for KTM 112 stroker builds from 105 base engines. Optimized port timings, angles, and scavenging patterns. Optimized port tunnel volume and minimum cross-sectional areas. Maximizes horsepower and torque across the entire RPM range. Extensively developed and proven on the national race circuit. Specifically addresses port duration issues when stroking a 105 engine. Fitment: Designed for KTM 112 engines built from 105 base engines. Professional installation is highly recommended for optimal performance and reliability. Please consult with a qualified mechanic to ensure proper fitment and tuning for your specific application. HP Race Development stands behind the quality of our cylinder porting services. This service includes precision machining and meticulous attention to detail. Please contact us if you have any questions!
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