1982 Yamaha 400 Seca , For sale 1982 Yamaha XS400 Seca with 33,000 miles I have been riding it for the last four seasons. this bike is a fun little bike. I am only selling it because I bought another bike that is lower to the ground. this bike gets around 50 miles to the gallon. fuel tank has been lined inside new o ring chain and sprockets new tachometer new piston rings last summer $600.00 2073205665