61
TABLE OF SPECIFICATIONS
Specification 43 AV520 AV600 AH600 HSK600 TVS600
U.S. Metric U.S. Metric U.S. Metric U.S. Metric U.S. Metric U.S. Metric
mm mm mm mm mm mm
Bore 2.093 53.162 2.09 53 2.09 53 2.09 53 2.09 53 2.09 53
2.094 53.188
Stroke 1.5 38.1 1.5 38 1.75 44 2.09 44 1.75 44 1.75 44
Cu. In. Displacement 5.20 85.2 5.2 85 cc 6.0 98 cc 6.0 98 cc 6.0 98 cc 6.0 98 cc
(in
3
) (cc)
Point Gap .020 .508
Timing Ext. Ext.
B.T.D.C. Ignition Ignition
Ignition Module .0125 .3175 .0125 .3175 .0125 .3175 .0125 .3175 .0125 .3175
Air Gap
Spark Plug Gap .030 .762 .030 .762 .030 .762 .030 .762 .030 .762 .030 .762
Piston Ring .006 .152 .006 .152 .006 .152 .006 .152 .006 .152 .006 .152
End Gap .016 .406 .016 .406 .016 .406 .016 .406 .016 .406 .016 .406
Piston 2.0880 53.035 2.0877 53.03 2.0877 53.03 2.0877 53.03 2.0877 53.03 2.0877 53.03
Diameter 2.0885 53.049 2.0882 53.04 2.0882 53.04 2.0882 53.04 2.0882 53.04 2.0882 53.04
(Top) .0655 1.664 .0655 1.664 .0655 1.664 .0655 1.664 .0655 1.664 .0655 1.664
.0665 1.689 .0665 1.689 .0665 1.689 .0665 1.689 .0665 1.689 .0665 1.689
.0645 1.638 .0655 1.664 .0655 1.664 .0655 1.664 .0655 1.664 .0655 1.664
(Bot.) .0655 1.664 .0665 1.689 .0665 1.689 .0665 1.689 .0665 1.689 .0665 1.689
Piston Ring .0615 1.562 .0615 1.562 .0615 1.562 .0615 1.562 .0615 1.562 .0615 1.562
Width .0625 1.587 .0625 1.587 .0625 1.587 .0625 1.587 .0625 1.587 .0625 1.587
Piston Pin .4997 12.692 .5005 12.713 .5005 12.713 .5005 12.713 .5005 12.713 .5005 12.713
Diameter .4999 12.697 .5007 12.718 .5007 12.718 .5007 12.718 .5007 12.718 .5007 12.718
Crank Pin Journal .6922 17.582 .8445 21.450 .8445 21.450 .8445 21.450 .8445 21.450 .8445 21.450
Diameter .6927 17.595 .8450 21.463 .8450 21.463 .8450 21.463 .8450 21.463 .8450 21.463
Crankshaft .7498 19.045 .9998 25.395 .9998 25.395 .7498 19.045 .7498 19.045 .9998 25.395
P.T.O. Side .7503 19.058 1.0003 25.408 1.0003 25.408 .7503 19.058 .7503 19.058 1.0003 25.408
Main Brg. Dia.
Crankshaft .6695 17.005 .6695 17.005 .6695 17.005 .6695 17.005 .6695 17.005 .6695 17.005
Magneto Side .6699 17.015 .6699 17.015 .6699 17.015 .6699 17.015 .6699 17.015 .6699 17.015
Main Brg. Dia.
Crankshaft None None .003 .076 .003 .076 .003 .076 .003 .076 .003 .076
End Play .016 .406 .016 .406 .016 .406 .016 .406 .016 .406
Piston Ring
Groove Width