Valve Spring: Specifications

Valve Spring Identification:





NOTE: Valve Spring are marked with color codes (F) for identification.
1st Design:
Color Code: yelow-red or violet-red
Part Number: 102 053 02 20
2nd Design:
Color Code: violet-yellow-orange or yellow-yellow-orange
Part Number: 102 053 11 20

Valve Spring Dimensions:
Outside Diameter: 34.7 mm (1.366 in)
Wire Diameter: 5.0 mm (0.1969 in)
Valve Spring Free Length: 49 mm (1.929 in)

Valve Spring Force At Pre-loaded Length:
Pre-Load Length: 30.4 mm (1.197 in)
New Value: 1084 - 1114 N (232.5 - 250.5 lbs)
Lower Limit: 760 N (171 lbs)