John, call me or PM- - - -I'n drowning in bovine effluent here. The switch I linked already has the brake light discriminator circuit built in, and your local FLAPS has rolls of wire. There's no need to get fancy- - - - -four pieces of wire from the cab to the existing bulb sockets and a 6 volt flasher will put you in business. Jerry
"It is better to be silent and be thought a fool than to speak and eliminate all doubt!" - Abraham Lincoln Cringe and wail in fear, Eloi- - - - -we Morlocks are on the hunt! There is nothing noble in being superior to your fellow man; true nobility is being superior to your former self. - Ernest Hemingway Love your enemies and drive 'em nuts!