8 3/ 4 rear

I don't know what he chargers. I do this myself. Sorry, currently notin a position to help/teach. Goggle Long Island Driveshaft. His shop is the small industrial park 1 block west of the movies theaters, Island 16.
Here is his contact stuff and tell 'em I said Hi.
He owns, drives, races MoPars. Drag Races a Magnum. '78 or '79 model.

Custom Driveshafts, Mechanic, Rear differential, Performance rear end and Race cars -County NY

I'm up the block in Centereach right close to Nichols and 25.