69J3D11 2-4123456789Oil ringDimension B mm (in) 2.40–2.47 (0.0945–0.0972)Dimension T mm (in) 2.3–2.7 (0.091–0.106)End gap mm (in) 0.15–0.60 (0.0059–0.0236)Side clearance mm (in) 0.04–0.13 (0.0016–0.0051)CamshaftsIntake (A) mm (in) 45.30–45.40 (1.7835–1.7874)Exhaust (A) mm (in) 45.35–45.45 (1.7854–1.7894)Intake andexhaust (B)mm (in) 35.95–36.05 (1.4154–1.4193)Camshaft journal diameter mm (in) 24.96–24.98 (0.9827–0.9834)Camshaft journal oil clearance mm (in) 0.02–0.06 (0.0008–0.0023)Camshaft runout limit mm (in) 0.1 (0.004)ValvesValve clearance (cold)Intake mm (in) 0.20 ± 0.03 (0.008 ± 0.001)Exhaust mm (in) 0.34 ± 0.03 (0.013 ± 0.001)Head diameter (A)Intake mm (in) 34.85–35.15 (1.3720–1.3839)Exhaust mm (in) 29.85–30.15 (1.1752–1.1870)Face width (B)Intake mm (in) 2.11 (0.0831)Exhaust mm (in) 2.43 (0.0957)Seat contact width (C)Intake mm (in) 1.1–1.4 (0.043–0.055)Exhaust mm (in) 1.4–1.7 (0.055–0.067)Margin thickness (D)Intake mm (in) 0.7 (0.028)Exhaust mm (in) 1.0 (0.039)Stem diameterIntake mm (in) 5.477–5.492 (0.2156–0.2162)Exhaust mm (in) 5.464–5.479 (0.2151–0.2157)Guide inside diameterIntake and exhaust mm (in) 5.51–5.52 (0.2169–0.2173)Stem-to-guide clearanceIntake mm (in) 0.01–0.02 (0.0004–0.0008)Exhaust mm (in) 0.01–0.02 (0.0004–0.0008)Stem runout limit mm (in) 0.01 (0.0004)Valve springsFree length mm (in) 44.20 (1.740)Minimum free length mm (in) 42.60 (1.677)Tilt limit mm (in) 1.5 (0.06)Item Unit ModelF225AET FL225AETMaintenance specifications
