Valve Spring

SPRING FREE HEIGHT
Standard 44.6 mm (1.7559 inch)
Limit 43.6 mm (1.7165 inch)





VALVE SPRING SQUARENESS
Limit 2 mm (0.0787 inch)





SPRING INSTALLED HEIGHT
At installed height: 35.0 mm (1.38 inch)
Standard 196 N (44 lb.)
Limit Less than 181 N (41 lbs.)