3W Airplane Builder's Guide Originally written to show construction of the 3W 40% Extra 330S. Also suitable for most 3W aerobatic aircraft kits.
3W Single Cylinder Motor Mounting Examples
3W Motor Starting Procedures
3W Motor Break-in Procedures
Carburetor Manifold Installation Notes... For 3W 70-212 Multi-Cylinder Motors or 60K - 75iUS Single Cylinder Motors