Honda GX240RT2 Service And Repair Manual page 42

Part
Connecting rod Small end I.D.
Big end side clearance
Big end I.D.
Big end oil clearance
Crankshaft Crank pin O.D.
Crankshaft runout
Cylinder barrel Camshaft bearing I.D.
(Crankcase)
Crankcase cover Camshaft bearing I.D.
Valves Valve clearance
Valve stem O.D.
Valve guide I.D.
Guide-to-stem clear-
ance
Valve seat width
Valve spring free length
Valve spring perpendicularity
Camshaft Cam height
Camshaft O.D.
Carburetor Main jet
Pilot screw opening
Float height
Spark plug Gap
Ignition coil Air gap
Starter motor Brush length
Mica depth
Charge coil Resistance
Lamp coil Resistance
gx240ut2_gx270ut2_gx340ut2_gx390ut2
Item
IN
EX
IN
EX
IN/EX
IN
EX
IN
EX
1A
3A
10A
18A
12V - 15 W
12V - 25 W
12V - 50 W
SERVICE INFORMATION
Standard
20.005 – 20.020 (0.7876 – 0.7882)
0.1 – 0.4 (0.004 – 0.016)
36.025 – 36.039 (1.4183 – 1.4189)
0.040 – 0.064 (0.0016 – 0.0025)
35.975 – 35.985 (1.4163 – 1.4167)
–
16.000 – 16.018 (0.6299 – 0.6306)
16.000 – 16.018 (0.6299 – 0.6306)
0.15 ± 0.02
0.20 ± 0.02
6.575 – 6.590 (0.2588 – 0.2594)
6.535 – 6.550 (0.2572 – 0.2578)
6.600 – 6.615 (0.2598 – 0.2604)
0.010 – 0.040 (0.0004 – 0.0016)
0.050 – 0.080 (0.0020 – 0.0031)
1.0 – 1.2 (0.04 – 0.05)
39.0 (1.54)
–
31.945 – 32.145 (1.2577 – 1.2655)
31.666 – 31.866 (1.2467 – 1.2546)
15.966 – 15.984 (0.6286 – 0.6293)
BE80N A: #98
BE80M A: #98
BE80P A: #98
BE80N A: 1 - 3/4 turns out
BE80M A: 1 - 3/4 turns out
BE80P A: 1 - 3/4 turns out
13.2 (0.52)
0.7 – 0.8 (0.028 – 0.031)
0.2 – 0.6 (0.01 – 0.02)
7.0 (0.28)
1.0 (0.04)
3.00 - 4.00
0.62 - 0.93
0.16 - 0.24
0.10 - 0.30
1.04 - 1.56
0.30 - 0.46
0.29 - 0.44
Service
limit
20.07
(0.790)
1.0 (0.04)
36.07
(1.420)
0.12 (0.005)
35.93
(1.415)
0.1 (0.003)
16.05
(0.632)
16.05
(0.632)
–
–
6.44 (0.254)
6.40 (0.252)
6.66 (0.262)
0.10 (0.004)
0.12 (0.005)
2.0 (0.08)
37.5 (1.48)
1.5° max.
31.35
(1.234)
31.35
(1.234)
15.92
(0.627)
–
–
–
–
–
3.5 (0.14)
0.2 (0.01)
–
–
–
–
–
–
–