Challenger Air Filter Application Guide (Please review as reference only)
Challenger Aviation Products premium high flow air filters are FAA/PMA certified for Robinson Raven 44 II helicopter.
Their aircraft air filters are designed using proprietary K&N Engineering high performance filter media to increase clean air flow which means more horsepower. Challenger has over 15,000 cleanable reusable air filters for most general aviation aircraft and helicopters. Pilots have reported up to one inch in manifold pressure, more speed and including fuel savings from one half to one gallon of gas.
Please note, Aircraft Spruce's personnel are not certified aircraft mechanics and can only provide general support and ideas, which should not be relied upon or implemented in lieu of consulting an A&P or other qualified technician. Aircraft Spruce assumes no responsibility or liability for any issue or problem which may arise from any repair, modification or other work done from this knowledge base. Any product eligibility information provided here is based on general application guides and we recommend always referring to your specific aircraft parts manual, the parts manufacturer or consulting with a qualified mechanic.