Mercury Workshop Service and Repair Manuals

Valve Body: Specifications

GENERAL

Valve Springs

Bypass valve spring

Outer Diameter ......................................................................................................................................................................  4.9 mm (0.193 inch)
Free Length ..........................................................................................................................................................................  30.5 mm (1.201 inch)
Wire Diameter .....................................................................................................................................................................  0.55 mm (0.022 inch)
No. of Coils .....................................................................................................................................................................................................  23.0
Identification Color .........................................................................................................................................................................................  Blue

Converter relief valve spring

Outer Diameter ......................................................................................................................................................................  8.6 mm (0.339 inch)
Free Length ..........................................................................................................................................................................  68.4 mm (2.693 inch)
Wire Diameter .....................................................................................................................................................................  1.20 mm (0.047 inch)
No. of Coils .....................................................................................................................................................................................................  27.5
Identification Color .........................................................................................................................................................................................  Blue

Low reducing valve spring

Outer Diameter (A) ................................................................................................................................................................  7.9 mm (0.311 inch)
Free Length (B) ...................................................................................................................................................................  34.5 mm (1.358 inch)
Wire Diameter (C) .................................................................................................................................................................  0.8 mm (0.031 inch)
No. of Coils .....................................................................................................................................................................................................  11.0
Identification Color ....................................................................................................................................................................................  Orange

Pressure regulator spring

Outer Diameter (A) ..............................................................................................................................................................  11.5 mm (0.453 inch)
Free Length (B) ...................................................................................................................................................................  34.2 mm (1.346 inch)
Wire Diameter (C) .................................................................................................................................................................  1.0 mm (0.039 inch)
No. of Coils .......................................................................................................................................................................................................  9.5
Identification Color ..........................................................................................................................................................................................  Red

Throttle modulator spring

Outer Diameter ......................................................................................................................................................................  8.1 mm (0.319 inch)
Free Length ..........................................................................................................................................................................  43.4 mm (1.709 inch)
Wire Diameter .....................................................................................................................................................................  0.80 mm (0.031 inch)
No. of Coils .....................................................................................................................................................................................................  10.5
Identification Color ........................................................................................................................................................................................  Gray

Throttle spring

Outer Diameter ......................................................................................................................................................................  5.4 mm (0.213 inch)
Free Length ..........................................................................................................................................................................  46.2 mm (1.819 inch)
Wire Diameter .....................................................................................................................................................................  0.88 mm (0.035 inch)
No. of Coils .....................................................................................................................................................................................................  29.0
Identification Color ..............................................................................................................................................................................  Light green

Throttle assist spring

Outer Diameter ....................................................................................................................................................................  5.15 mm (0.203 inch)
Free Length ........................................................................................................................................................................  26.88 mm (1.058 inch)
Wire Diameter .....................................................................................................................................................................  0.60 mm (0.024 inch)
No. of Coils .....................................................................................................................................................................................................  16.2
Identification Color ..........................................................................................................................................................................................  Red

Torque converter (TC) clutch valve spring

Outer Diameter ......................................................................................................................................................................  5.0 mm (0.197 inch)
Free Length ..........................................................................................................................................................................  30.1 mm (1.185 inch)
Wire Diameter .....................................................................................................................................................................  0.55 mm (0.022 inch)
No. of Coils .....................................................................................................................................................................................................  21.5
Identification Color ......................................................................................................................................................................................  Purple

1-2 shift valve spring

Outer Diameter (A) ................................................................................................................................................................  7.4 mm (0.291 inch)
Free Length (B) ...................................................................................................................................................................  36.6 mm (1.441 inch)
Wire Diameter (C) .................................................................................................................................................................  0.8 mm (0.031 inch)
No. of Coils .....................................................................................................................................................................................................  12.0
Identification Color ........................................................................................................................................................................................  Gray

2-3 shift valve spring

Outer Diameter ......................................................................................................................................................................  7.4 mm (0.291 inch)
Free Length ..........................................................................................................................................................................  36.6 mm (1.441 inch)
Wire Diameter .....................................................................................................................................................................  0.80 mm (0.031 inch)
No. of Coils .....................................................................................................................................................................................................  12.0
Identification Color ........................................................................................................................................................................................  Gray

3-4 shift valve spring

Outer Diameter (A) ................................................................................................................................................................  7.4 mm (0.291 inch)