EBS01002 ENGINE SPECIFICATIONS ENGINE SPECIFICATIONS SPEC Item Standard Limit Valve spring Free length Intake Exhaust Installed length (valve closed) Intake Exhaust Compressed spring force (installed) Intake Exhaust Spring tilt Intake Exhaust Winding direction (top view) Intake Exhaust 40.38 mm (1.59 in) 40.38 mm (1.59 in) 35.00 mm (1.38 in) 35.00 mm (1.38 in) 171 ~ 197 N (17.44 ~ 20.09 kgf, 38.44 ~ 44.29 lb) 171 ~ 197 N (17.44 ~ 20.09 kgf, 38.44 ~ 44.29 lb) ---- ---- Clockwise Clockwise 38.36 mm (1.51 in) 38.36 mm (1.51 in) ---- ---- ---- ---- 2.5°/1.80 mm (2.5°/0.071 in) 2.5°/1.80 mm (2.5°/0.071 in) ---- ----