Designed by George Pereira, the GP-4 is a high performance two place side-by-side kit aircraft which is a fast, efficient cross country performer. Construction is primarily of wood and steel. the GP-4 is becoming the choice of many builders seeking a solid, traditionally constructed scratch built aircraft.
Osprey Aircraft LLC
136 Castle Hill Rd
Windham, NH 03087
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov.
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.
Yes this is the standard empty weight once it is flight ready. However, empty weights can vary on each project, so we recommend our customers consult with other builders of the GP 4 for more detailed and precise information. Click Here to go to the Aircraft Spruce Builders Forums.
Yes, the materials in all 3 kits will be required for construction of the aircraft.