Longbed driveshafts

[cruizin01]

Originally Posted by steven03

Anybody run an aluminum single piece driveshaft on a long bed? Almost to the point where i need to get a drive shaft made for my 65 long bed. turbo 5.3 ls and 4l80e will be around 550-600 hp at the wheels. Going to leave off the foot brake no transbrake yet

I'm planning on having one made in the next couple weeks. The shop I'm using recommended a 4" alum shaft for my truck. ~71" length.