Chapter 14 Engine Specifications - Tecumseh VLV Technician's Handbook

Displacement
Stroke
Bore
Air Gap Dimension Ignition
Spark plug gap
Valve Clearance Intake and Exhaust
Valve Seat Angle
Valve Seat Width
Valve Guide Oversize Dia.
Crankshaft End Play
Crankpin Journal Dia.
Crankshaft Magneto Main Brg. Dia
Crankshaft P.T.O. Main Brg. Dia
Camshaft Bearing Dia.
Conn. Rod Dia. Crank Brg.
Piston Diameter
Ring Groove Side Clearance 1st & 2nd Comp.
Side Clearance (Bot.) Oil
Piston Skirt Clearance measured 90
at the bottom of the skirt
Ring End Gap
Cylinder Main Brg. Dia
Cylinder Cover/Flange Main Bearing Diameter
40
Chapter 14
ENGINE SPECIFICATIONS
o from pin
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VLV40
11.19 183.4 cc 12.6
2.047 51.993 mm
2.6390 67.031 mm
2.6380
.0125 .30 mm
.030 .70 mm
.004 .101 mm
.008 .203 mm
46
o
.047 1.2 mm
.2807 71.297 mm
.2817 71.551 mm
.005 .127 mm
.027 .685 mm
1.0235 25.996 mm
1.0230 25.984 mm
1.0242 26.014 mm
1.0237 26.001 mm
1.0242 26.014 mm
1.0237 26.001 mm
.4980 12.649 mm
.4975 12.636 mm
1.0246 26.024 mm
1.0240 26.009 mm
2.6340 66.903 mm
2.6330 66.878 mm
.002 .050 mm
.005 .127 mm
.0005 .012 mm
.0035 .088 mm
.004 .101 mm
.006 .152 mm
.007 .177 mm
.020 .508 mm
1.0262 26.065 mm
1.0257 26.052 mm
1.0262 26.065 mm
1.0257 26.052 mm
VLV50, 55, 60, 65
207 cc
2.047 51.993 mm
2.796 71.018 mm
2.795 70.993 mm
.0125 .30 mm
.030 .70 mm
.004 .101 mm
.008 .203 mm
46
o
.047 1.2mm
.2807 71.297 mm
.2817 71.551 mm
.005 .127 mm
.027 .685 mm
1.0235 25.996 mm
1.0230 25.984 mm
1.0242 26.014 mm
1.0237 26.001 mm
1.0242 26.014 mm
1.0237 26.001 mm
.4980 12.649 mm
.4975 12.636 mm
1.0246 26.024 mm
1.0240 26.009 mm
2.6340 66.903 mm
2.6330 66.878 mm
.002 .050 mm
.005 .127 mm
.0005 .012 mm
.0035 .088 mm
.004 .101 mm
.006 .152 mm
.007 .177 mm
.020 .508 mm
1.0262 26.065 mm
1.0257 26.052 mm
1.0262 26.065 mm
1.0257 26.052 mm