Gm 8.5 10 Bolt 3.55 Gears
The 85-inch 10-bolt was used in cars and trucks over a wide range of years. CHEVY GM 75 7625 10-Bolt Ring and Pinion 410411 Ratio Gears Mas...
The modification of a car to optimise it for a different set of performance requirements from those it was originally designed to meet.