Rotax 912ul, 912uls, 914ul alternative spare parts

Rotax 912ul (80 hp), 912uls (100hp), 914(115 hp turbo) are common engines in ultralight aircrafts. Spare parts are relatively expensive, and as life goes on, I decided to list alternative sources with what I believe are the same spare part as used by genuine Rotax.

• Rotax Radiator cap with gasket 1,2 Bar Rotax 912/914 p/n 922072
Alternative product: Radiator cap BMW P/N 17112345074

• Electric fuel pump rotax 914 (1.0 bar) p/n 996738:
Identical product: PIERBURG 7.21440.78.0

• Electric fuel pump rotax 912 (0,15 bar):
PIERBURG 7.21440.53.0

• Mecanic fuel pump Rotax 912 p/n 893115:
PIERBURG 7.02242.32.0. Note: This pump lack the mandatory drain plug. Need to add nipple.

• Hydraulic valve lifters p/n 881832:
Identical product: Ford Melling JB-900 Engine Valve Lifter

• Ignition modules p/n 965359, 965446, 966724, 965440, 966728, 965442, 966729, 965444.
Alternative product: Ignitech Ignition unit for Rotax 912 and 914

• Carburetor Floats.
Alternative product. Initial weigh is more than original Rotax, but after 6 month in E10 fuel, no sign of weight gain and less than 3.5g each:
Ali Express Carburetor Float for Bing 64 32 54 Rotax engines 861189 Rotax 912 – 914 Engines 912ULS 912UL 914UL

•Engine Shock mount p/n 860690:
Identical product: J3608-1 LORD MOUNT

Documentation:

Latest documentation will easilly be found at www.rotax-owners.com for free. Unfortunately, some information found in older catalogs are removed from the newer ones, such as what torque should be used on some bolts. For reference, here’s a copy of 2013 Rotax 912/914 illustrated parts catalog.