L F Randolph Band-Sawn Aluminum Custom-made engine mounts almost non-existent hobby because cost would value engines support cases However have have access band saw quite simple inexpensive make aluminum engine mount just right engine airplane Start looking yellow pages 5 The top view Cuts made first use miter gauge saw tabie assure straight cut Back up work piece scrap protect fingers miter gauge best saw blade forthis work 1 0-tooth raker factthat best biade forany bandsawing phone book aluminum supplier near Rey nolds Alcoa etc shop remnant barrel will looking bar stock either type 2024-T4 6061 -T6 size engine will determine size will lookfor 11/2 by2 by2 inches minimum fora 60-size engine 1 inches fine 25 smaller pictures tell rest story 6 Next make first side-view cut forms top bearers Again back up work scrap use miter gauge guide work through saw Eve Drotection essentiai Spray biank Prussian blue aiiow dry blue ailow markings biank ascribe fine-tip pen soft pencil can used biue pinch 2 Measure engine estabiish length width tween bearers Take consideration anyflanges protrusions might cali little wider separation bearers Iranster tne measurements top sloe ot blank casethe blank over-size marked along side ha Al Wiiiaert master machinist creator prop drive marketed A&M Aircraft Suppiy quarterinch holes atthe corners bearers meet plate top view provide radius joint relief saw blade nose-gear mounting hoie desired can drilled time 7 last cuts made side view complete forma tion bearers Notice scrap used backup work square blade final cut made finish back mounting plate 9 Drill engine mounting holes four holes corner bolts hold mount firewall engine mounting holes can tapped self-tapping screws can used mount engine 1O case holes tapped spiral-point gun tap type tap pushes chips front itself easiest type tap use through-holes December 1982 41 Set engine mount mark mounting holes Mark holes under exhaust stack short center punch another punch hammer
Edition: Model Aviation - 1982/12
Page Numbers: 40, 41
Edition: Model Aviation - 1982/12
Page Numbers: 40, 41
L F Randolph Band-Sawn Aluminum Custom-made engine mounts almost non-existent hobby because cost would value engines support cases However have have access band saw quite simple inexpensive make aluminum engine mount just right engine airplane Start looking yellow pages 5 The top view Cuts made first use miter gauge saw tabie assure straight cut Back up work piece scrap protect fingers miter gauge best saw blade forthis work 1 0-tooth raker factthat best biade forany bandsawing phone book aluminum supplier near Rey nolds Alcoa etc shop remnant barrel will looking bar stock either type 2024-T4 6061 -T6 size engine will determine size will lookfor 11/2 by2 by2 inches minimum fora 60-size engine 1 inches fine 25 smaller pictures tell rest story 6 Next make first side-view cut forms top bearers Again back up work scrap use miter gauge guide work through saw Eve Drotection essentiai Spray biank Prussian blue aiiow dry blue ailow markings biank ascribe fine-tip pen soft pencil can used biue pinch 2 Measure engine estabiish length width tween bearers Take consideration anyflanges protrusions might cali little wider separation bearers Iranster tne measurements top sloe ot blank casethe blank over-size marked along side ha Al Wiiiaert master machinist creator prop drive marketed A&M Aircraft Suppiy quarterinch holes atthe corners bearers meet plate top view provide radius joint relief saw blade nose-gear mounting hoie desired can drilled time 7 last cuts made side view complete forma tion bearers Notice scrap used backup work square blade final cut made finish back mounting plate 9 Drill engine mounting holes four holes corner bolts hold mount firewall engine mounting holes can tapped self-tapping screws can used mount engine 1O case holes tapped spiral-point gun tap type tap pushes chips front itself easiest type tap use through-holes December 1982 41 Set engine mount mark mounting holes Mark holes under exhaust stack short center punch another punch hammer
