Step 4
Center.the.engine.mount.in.relation.to.the.oval.holes.
in.the.firewall..Tighten.the.bolts.holding.the.mount.
to.the.firewall..(Remember.to.make.sure.the.barbs.on.
the.blind.nuts.go.into.the.backside.of.the.firewall.)
Note
:.Install.the.screws.and.blind.nuts.
one.at.a.time.so.the.mount.doesn't.
change.positions.on.the.firewall.
Step 5
Determine.the.proper.location.for.the.throttle.pushrod..
Mark.the.location.with.a.felt-tipped.pen..Remove.
the.engine.and.drill.the.firewall.for.the.pushrod.
tube.using.a.drill.and.5/3".(4mm).drill.bit.
Step 6
Drill.a.5/3".(4mm).hole.in.former..that.corresponds.
to.the.location.of.the.hole.drilled.in.the.firewall.
Note
:.Make.sure.to.drill.the.hole.in.former.
.far.enough.inside.the.fuselage.so.the.wing.
will.not.interfere.with.the.pushrod.tube.
Step 7
Test.fit.the.throttle.pushrod.tube.through.the.
firewall,.through.former.,.and.into.the.fuselage..
Once.satisfied.with.the.fit,.roughen.the.tube.using.
medium.sandpaper..Slide.the.tube.back.into.position.
and.use.medium.CA.to.glue.it.to.the.firewall.
Section 4: Engine Installation