6-1 REAR AXLE SPECIFICATIONS AND DESCRIPTION General Specifications The general specifications remain the same as in 1956 except that the torque specifications for torque tube to torque ball bolts have been changed from 30-35 ft. lbs. to 45-55 ft. lbs. and there is a change in gear ratios. The following gear ratios are standard; optional [...]
5- 1 1957 BUICK DYNAFLOW TRANSMISSION MAINTENANCE The 1957 Twin Turbine Dynaflow transmission will be available as optional equipment for the Series 40 only. The following changes have been made in this transmission. Due to the lowering of the over-all car height, the transmission oil pan is shallower to provide greater road clearance. It has [...]
4-1 CLUTCH ASSEMBLY A new type centrifugal weighted clutch pres sure plate is used in 1957. The outer ends of the release Ievers are weighted so that at higher engine speeds where slipping is liable to occur, centrifugal force causes more pressure to be applied on the pressure plate. The faster the clutch revolves, the [...]
3-1 FUEL TANK A new fuel tank is used in all 1957 series, having its filler neck located at the center of the rear bumper. The new fuel tank incorporates a replaceable type fuel strainer located at the bottom of the tank, at the outlet. See Figure 3-1. 1957 Buick Fuel Tank To [...]
GENERAL ENGINE SPECIFICATIONS 1957 Buick General Specifications 2-1 ENGINE DESCRIPTION The Buick engine has been increased in size for all 1957 models. All series use the same basic engine with a bore of 4.125", and a stroke of 3.4", and a piston displacement of 364 cubic inches. The larger displacement is partly [...]
1957 Buick Chassis Lubrication Chart