Q: Are there any practical, appropriate and compliant modifications that can be made to a 150-hp, narrow-deck O-320? For example, can the compression ratio be tweaked a bit, or are there aftermarket exhaust systems with less back pressure, or is there any porting/polishing possible to effect a tad more power to the propeller? Gordie A: […]
Source: http://generalaviationnews.comWhat mods can help boost power?