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Carb Heat Repair Kit

New hardened stainless steel bearing for improved vibration resistance and longer life!


FAA-PMA/STC kit includes:

  • Replacement shaft, arm, and detent spring assembly.
  • Bearings. 
  • Bearing housing.
  • Locknut and washer.
  • Complete instructions.

The butterfly (not included in the kit) must be brazed or tack welded to the shaft during installation, and the bearing housings must be brazed, tack welded or flush riveted to the carburetor heat box. Avoid applying excessive heat during brazing or tack welding or the hardened stainless steel bearing may be damaged. See the installation instructions for complete details:
Shaft Kit Installation Instructions.


Engine Model Continental Airbox part number Avglas Part Number
C-75 50256 FG-100
C-85 50256 FG-100
C-90 50256 FG-100
O-200 628122, 653675, 641534 FG-100
O-300 530852, 531143 FG-105


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