• Apple Tree Home
  • News
  • Articles
  • Products
    • Company History
    • Product Overview
    • WAM 3 Cylinder
    • WAM 4 Cylinder
  • Technical
    • General Documents
    • Engine Specsheets & Drawings
    • Manuals
    • Service Bulletins
    • Service Letters
  • Galleries
    • Customer's Aircraft
      • Customer's Gallery
      • Murphy Rebel
    • General Gallery

Apple Tree Innovation WAM logo

  • Apple Tree Home
  • News
  • Articles
  • Products
    • Company History
    • Product Overview
    • WAM 3 Cylinder
    • WAM 4 Cylinder
  • Technical
    • General Documents
    • Engine Specsheets & Drawings
    • Manuals
    • Service Bulletins
    • Service Letters
  • Galleries
    • Customer's Aircraft
      • Customer's Gallery
      • Murphy Rebel
    • General Gallery

Service Bulletins

SB-05-D Addendum to SB-05 & 05B & C

WA-SB-01B Service_Bulletin_001B Pre Combustion Chamber 50 hour change PDF

WA-SB-02 Service_Bulletin_002 Exhaust Turbo Manifold PDF

WA-SB-03 Service Bulletin 003 - Statement of Compliance, WAM100 PDF

WA-SB-04 Service Bulletin 004 Fuel Pump Hoses X PDF

WA-SB-05 Service Bulletin 005 Crankshaft Screw PDF

WA-SB-05B Addendum to Service Bulletin 005 Crankshaft Screw PDF

WA-SB-05C Addendum to Service Bulletin 005B Crankshaft Screw PDF

WA-SB-006 Camshaft gear inspection PDF

WA-SB-007 Crankshaft gearhub & drive bolts inspection PDF

© 2025 Apple Tree Innovation - a trading name of Tiga Race Cars Ltd