Chevrolet Workshop Service and Repair Manuals

Oil Pump: Specifications

Gear Backlash

.0037-.0077 in 

Gear To Body Clearance

.004 in 

Note: Maximum

Gear End Play

.006 in 

Note: Measured between pump cover and end of gears using

Note: Maximum

straight edge feeler gauge.

Depth

1.501-1.506 in 

Diameter

1.534-1.539 in 

Pump Gear Thickness

1.5075-1.5095 in 

Pump Gear Diameter

1.529-1.531 in 

Relief Valve To Body Clearance

.0025-.005 in