3to 11hp 4-cycle l-head engines - Small Engine Suppliers
3to 11hp 4-cycle l-head engines - Small Engine Suppliers
3to 11hp 4-cycle l-head engines - Small Engine Suppliers
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SOLID STATE AND EXTERNAL IGNITION (Cont.)<br />
All solid state models have air gap settings of .0125" (.3175 mm), spark plug gap of .030" (.762 mm), valve seat angle of 46 0 .<br />
All dimensions are in inches.<br />
SPECIFICATIONS<br />
HMSK80<br />
VM80*, TVM195<br />
(A-K), HM80**<br />
HM80**, HM90,<br />
HMSK90, TVM195<br />
(L & up), TVXL195<br />
TVM220 (A-F),<br />
HM100**<br />
HMSK100, HMSK110<br />
TVM220 (G & up),<br />
TVXL220, HM100**<br />
U.S.<br />
Metric<br />
mm<br />
U.S.<br />
Metric<br />
mm<br />
U.S.<br />
Metric<br />
mm<br />
U.S.<br />
Metric<br />
mm<br />
Displacement<br />
(in³) (cc) 19.43<br />
318.46<br />
19.43<br />
318.46<br />
21.82<br />
357.63<br />
21.82<br />
357.63<br />
Stoke<br />
2.532<br />
64.31<br />
2.532<br />
64.31<br />
2.532<br />
64.31<br />
2.532<br />
64.31<br />
Bore<br />
3.125<br />
3.126<br />
79.375<br />
79.400<br />
3.125<br />
3.126<br />
79.375<br />
79.400<br />
3.312<br />
3.313<br />
84.125<br />
84.150<br />
3.312<br />
3.313<br />
84.125<br />
84.150<br />
Valve Clearance<br />
.008<br />
.012<br />
.203<br />
.305<br />
.008<br />
.012<br />
.203<br />
.305<br />
.008<br />
.012<br />
.203<br />
.305<br />
.008<br />
.012<br />
.203<br />
.305<br />
Valve Seat Width<br />
.042<br />
.052<br />
1.067<br />
1.321<br />
.042<br />
.052<br />
1.067<br />
1.321<br />
.042<br />
.052<br />
1.067<br />
1.321<br />
.042<br />
.052<br />
1.067<br />
1.321<br />
Valve Guide<br />
Oversize Dim.<br />
.3432<br />
.3442<br />
8.717<br />
8.743<br />
.3432<br />
.3442<br />
8.717<br />
8.743<br />
.3432<br />
.3442<br />
8.717<br />
8.743<br />
.3432<br />
.3442<br />
8.717<br />
8.743<br />
Crankshaft End<br />
Play<br />
.007<br />
.029<br />
.178<br />
.737<br />
.007<br />
.029<br />
.178<br />
.737<br />
.007<br />
.029<br />
.178<br />
.737<br />
.007<br />
.029<br />
Note (G)<br />
.178<br />
.737<br />
Crankpin<br />
Journal Dia.<br />
1.1860<br />
1.1865<br />
30.124<br />
30.137<br />
1.3740<br />
1.3745<br />
34.900<br />
34.912<br />
1.1860<br />
1.1865<br />
30.124<br />
30.137<br />
1.3740<br />
1.3745<br />
34.900<br />
34.912<br />
Crankshaft Mag.<br />
Main Brg. Dia.<br />
.9985<br />
.9990<br />
25.362<br />
25.375<br />
1.3745<br />
1.3750<br />
34.912<br />
34.925<br />
.9985<br />
.9990<br />
25.362<br />
25.375<br />
1.3745<br />
1.3750<br />
34.912<br />
34.925<br />
Crankshaft P.T.O.<br />
Main Brg. Dia.<br />
1.1870<br />
1.1875<br />
30.150<br />
30.163<br />
1.3745<br />
1.3750<br />
34.912<br />
34.925<br />
1.1870<br />
1.1875<br />
30.150<br />
30.163<br />
1.3745<br />
1.3750<br />
34.912<br />
34.925<br />
Camshaft<br />
Bearing<br />
.6230<br />
.6235<br />
15.824<br />
15.837<br />
.6230<br />
.6235<br />
15.824<br />
15.837<br />
.6230<br />
.6235<br />
15.824<br />
15.837<br />
.6230<br />
.6235<br />
15.824<br />
15.837<br />
Conn. Rod Dia.<br />
Crank Brg.<br />
1.1880<br />
1.1885<br />
30.175<br />
30.188<br />
1.3760<br />
1.3765<br />
Note (F)<br />
34.950<br />
34.963<br />
1.1880<br />
1.1885<br />
30.175<br />
30.188<br />
1.3760<br />
1.3765<br />
Note (F)<br />
34.950<br />
34.963<br />
Piston Diameter<br />
Bottom Of Skirt<br />
3.1195<br />
3.1205<br />
79.235<br />
79.261<br />
3.1195<br />
3.1205<br />
79.235<br />
79.261<br />
3.3090<br />
3.3105<br />
84.049<br />
84.087<br />
3.3098<br />
3.3108<br />
84.069<br />
84.094<br />
Ring Groove<br />
Side Clearance<br />
1st & 2nd Comp.<br />
.002<br />
.005<br />
.051<br />
.127<br />
.002<br />
.005<br />
.051<br />
.127<br />
.0015<br />
.0035<br />
.038<br />
.039<br />
.0015<br />
.0035<br />
.038<br />
.039<br />
Ring Groove<br />
Side Clearance<br />
Bottom Oil<br />
.001<br />
.004<br />
.025<br />
.102<br />
.001<br />
.004<br />
.025<br />
.102<br />
.001<br />
.004<br />
.025<br />
.102<br />
.001<br />
.004<br />
.025<br />
.102<br />
Piston Skirt<br />
Clearance<br />
.0045<br />
.0065<br />
.144<br />
.165<br />
.0045<br />
.0065<br />
.144<br />
.165<br />
.0015<br />
.0040<br />
.038<br />
.102<br />
.0012<br />
.0032<br />
.030<br />
.081<br />
Ring End Gap<br />
.010<br />
.020<br />
.254<br />
.508<br />
.010<br />
.020<br />
.254<br />
.508<br />
.010<br />
.020<br />
.254<br />
.508<br />
.010<br />
.020<br />
.254<br />
.508<br />
Cylinder Main<br />
Brg.<br />
1.0005<br />
1.0010<br />
25.413<br />
25.425<br />
1.3765<br />
1.3770<br />
34.963<br />
34.976<br />
1.0005<br />
1.0010<br />
25.413<br />
25.425<br />
1.3765<br />
1.3770<br />
34.963<br />
34.976<br />
Cylinder<br />
Cover/Flange<br />
Main Bearing<br />
Diameter<br />
1.1890<br />
1.1895<br />
30.200<br />
30.213<br />
1.3765<br />
1.3770<br />
34.963<br />
34.976<br />
1.1890<br />
1.1895<br />
30.200<br />
30.213<br />
1.3765<br />
1.3770<br />
34.963<br />
34.976<br />
* Check to detemine bore size<br />
Notes: (A) VH, HH50-70 models .003/.031 (.762/.787 mm) (B) VH, HH50-60 .0015/.005 (.038/.140 mm) (C) VH, HH70 .0038/.0073 (.097/.185<br />
mm) (D) VH, HH50-60 2.6235/2.6205 (66.637/66.561 mm) (E) VH, HH70 2.7462/2.7437 (69.754/69.69 mm) (F) After Serial Number 9274<br />
1.3775/1.3780 (34.989/35.001 mm) (G) TVM 220 Ultra Balance .002/.042 (.153/2.184 mm)<br />
** Check to determine crankshaft bearing diameters<br />
101
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