HERE IS A  NEW SPEEDOMETER CABLE FOR YOUR 1957 CHEVROLET  WITH A 4 SPEED .

 THIS CABLE HAS A 7/8" NUT ON ONE END AND A 5/8" NUT ON THE OTHER AND THE LENGTH IS 83" LONG.

THIS EXTRA LENGTH IS NEEDED FOR THE 4 SPEED CONVERSION , ESPECIALLY WITH THE CONNECTION ON THE PASSENGER SIDE OF THE TRANSMISSION !!!!!!!!!!

IF YOUR CONNECTION IS ON THE DRIVERS SIDE A 73" IS ALSO AVAILABLE

PLEASE LEAVE A NOTE WITH PAYMENT IF YOU WANT THE 73" . THANK YOU