Carl Goldberg GBGA1045 - Manual (Page 15)

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3. Mark the location of the mounting holes on the
mounts.
Remove the engine and drill a 1/8” hole at
each location.
Mount the engine to the mounts using the four
3mm x 20mm self tapping screws.
Caution: Be careful and don’t over tighten the
screws, they will break if over torqued.
3. Position the engine on the firewall centered on
the marks.
Mark the location of the holes on the firewall.
Drill a 25/64” hole at the four locations.
4. Using the 3mm mounting bolt and washer pull
the blind nuts into the firewall.
5. Mount the engine using the four 3mm x 25mm
screws and flat washers.
Be sure and use thread lock on the bolts.
Cowl Mounting
1. Collect the following items:
(1) cowl
(4) 4-40 x 1/2” screws
(4) nylon cup washers.
2. Take four strips of paper and tape to the side
of the fuselage where they extend over the
cowl mounting tabs.
Use a pencil and transfer the location of the
mounting holes to the paper.
Do this on both sides.