Written by Andrew Coholic
Tips for breaking in your engine
As seen in the May 2021 issue of Model Aviation.
Bonus Video
01. An O.S. LA .15 engine with an airbleed carburetor and rear-mounted, high-speed needle. Notice the air-bleed hole and adjustment screw on the carburetor’s body.
02. An Enya TV .15 engine, with an airbleed carburetor, swept-back main needle and airbleed hole, and an adjustment screw on the carburetor’s body.
03. This is an Irvine metal-bodied, two-needle carburetor. Notice the high-speed needle and…
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