she's an old lady .left to me by a disabled guy when he past on ,this is a sentimental trike, scoff was a real great bloke the engine is sound type one runs gr hope any you guys can help me

hi i have a big problem i need a type 3 automatic working gearbox had rear drive slow forward drive at high rev,s , it lay for 2 years i pulled it out off the garage the other day drained the oil dropped the sump pan replaced the pan gasket & strainer , filled up with type 3 ATF then started her up ...