LCAS’ fully certified (Supplementary Type Certificate) engine and propeller replacement/upgrade.  Modification involves the replacing the existing engine on Lake Aircraft LA-4-200 with a Lycoming IO-390-A1A6 and using one of the following propellers:

1. MT Propeller MTV-12-B/LD188-119a, to be installed with either MT Propeller spinner assembly P-1005-1 or P-1005.
2. MT Propeller MTV-12-B-C-R(M)/CRLD188-119a, to be installed with MT Propeller P-480 Series Reverse Governor and either MT Propeller spinner assembly P-1005-1 or P-1005.
3. Hartzell Propeller BHC-E2YR-1BLFP/FL7894-4