tag:blogger.com,1999:blog-6172387939495342053.post6964438258476563516..comments2024-03-29T00:19:45.034+13:00Comments on NZ Civil Aircraft: Auster ZK-ASLUnknownnoreply@blogger.comBlogger5125tag:blogger.com,1999:blog-6172387939495342053.post-23969072943852442792023-01-14T18:42:17.872+13:002023-01-14T18:42:17.872+13:00The way I see it the Auster Mk4 and 5 where short ...The way I see it the Auster Mk4 and 5 where short nosed Lycoming O-290 powered. <br />One was modified by attaching a Cirrus Minor engine (plus other mods) to become the Auster J1.<br />If you notice the angles between the door frame and the rear of the engine cowling you will note the angle between the two increases with a fuel tank located between the engine and the cockpit.<br />Now if you add a heavier Gipsy Major to a J1 and tilt the firewall back at the top to allow the engine to be moved rearward to retain the c of g you will note the angle of the door frame and the cowling are now about the same.<br />This reduced the size of the fuselage mounted fuel tank so a 62.5 litre belly tank was added.<br />All retained the small rudder.<br />Dave Paullhttps://www.blogger.com/profile/17356554328922097058noreply@blogger.comtag:blogger.com,1999:blog-6172387939495342053.post-24349281159702706672023-01-14T13:33:11.955+13:002023-01-14T13:33:11.955+13:00No, the J5 had a shortened nose forward of firewal...No, the J5 had a shortened nose forward of firewall, lengthened u/c legs, a beefier airframe around cabin area and if the shoulder harness mod was embodied it was certified to do limited aerobatics such as loops, wingovers but not rolls. It was also cleared for spinning with 2 occupants only. With the small rudder, a 6 turn spin recovery was conventional taking 1 &3/4 turns after recovery inputs applied. It does spin flatter than most aeroplane types. Graeme Atchinson, former AXJ syndicate ownoreply@blogger.comtag:blogger.com,1999:blog-6172387939495342053.post-2688947370991054852016-07-15T07:18:11.430+12:002016-07-15T07:18:11.430+12:00Similar to the J5. The J5 has the fuselage at the ...Similar to the J5. The J5 has the fuselage at the firewall changed the undercarriage legs were lengthened. The J1 is closer to the wartime MK V firewall rearwards. Bazbbzhttps://www.blogger.com/profile/11403164810782686693noreply@blogger.comtag:blogger.com,1999:blog-6172387939495342053.post-37000516755081458972016-07-15T07:18:00.011+12:002016-07-15T07:18:00.011+12:00Similar to the J5. The J5 has the fuselage at the ...Similar to the J5. The J5 has the fuselage at the firewall changed the undercarriage legs were lengthened. The J1 is closer to the wartime MK V firewall rearwards. Bazbbzhttps://www.blogger.com/profile/11403164810782686693noreply@blogger.comtag:blogger.com,1999:blog-6172387939495342053.post-38073998803884789852016-07-08T21:35:11.388+12:002016-07-08T21:35:11.388+12:00If it is a J1 with a Gipsy Major engine and retain...If it is a J1 with a Gipsy Major engine and retaining the small rudder - does that not make it the same as a J5 ?Anonymousnoreply@blogger.com