Firewall Install for a Gas Engine
These techniques I used with my Sopwith Camel can be used with any RC model you want to modify so you can hang a gas engine on its nose. So before installing the firewall with its proper down and right-side thrust offsets, I had to work on the engine installation and the soft-mounts and muffler clearance. For 2 degrees of down and 2 degrees of right thrust, I offset the centerlines on the firewall 1/4...
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