Yamaha F80B, Service Manual

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SPEC
Specifications
2-5
6D93G11
Valve lifters
Valve lifter outside diameter mm (in) 27.965–27.980 (1.1010–1.1016)
Valve lifter-to-cylinder head
clearance mm (in) 0.020–0.056 (0.0008–0.0022)
Valve shims
Valve shim thickness
(in 0.025 mm increments) mm (in) 2.0–3.3 (0.08–0.13)
Connecting rods
Big end inside diameter mm (in) 47.025–47.045 (1.8514–1.8522)
Big end side clearance mm (in) 0.14–0.28 (0.0055–0.0110)
Crankpin oil clearance mm (in) 0.024–0.044 (0.0009–0.0017)
Big-end bearing thickness
Yellow mm (in) 1.499–1.506 (0.0590–0.0593)
Green mm (in) 1.506–1.513 (0.0593–0.0596)
Blue mm (in) 1.513–1.520 (0.0596–0.0598)
Red mm (in) 1.520–1.527 (0.0598–0.0601)
Crankshaft
Crankshaft journal diameter mm (in) 47.985–48.000 (1.8892–1.8898)
Crankpin diameter mm (in) 43.982–44.000 (1.7316–1.7323)
Crankpin width mm (in) 21.00–21.07 (0.8268–0.8295)
Runout limit mm (in) 0.03 (0.0012)
Crankcase
Crankshaft journal oil
clearance mm (in) 0.024–0.044 (0.0009–0.0017)
Upper crankcase main bearing
thickness
Green mm (in) 2.992–2.999 (0.1178–0.1181)
Blue mm (in) 2.999–3.006 (0.1181–0.1183)
Red mm (in) 3.006–3.013 (0.1183–0.1186)
Upper crankcase main bearing
#3 thickness
Green mm (in) 2.992–2.999 (0.1178–0.1181)
Blue mm (in) 2.999–3.006 (0.1181–0.1183)
Red mm (in) 3.006–3.013 (0.1183–0.1186)
Lower crankcase main bearing
thickness
Yellow mm (in) 3.010–3.017 (0.1185–0.1188)
Green mm (in) 3.017–3.024 (0.1188–0.1191)
Blue mm (in) 3.024–3.031 (0.1191–0.1193)
Red mm (in) 3.031–3.038 (0.1193–0.1196)
Item Unit
Model
F80BET F100DET