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#164 How To Do It, measure flywheel stroke with a stick 4-5/8 stroker evo motor Harley Tatro Machine
how big is this cci rev-tech motor rebuilt engine? 88ci, 100" or 110ci.
engine size formula.
bore x bore x stroke x formula constant x number of cylinders.
3-13/16 x 3-13/16 x 4-5/8 x .7854 x 2 = motor size in cubic inches.
3.8125 x 3.8125 x 4.625 x .7854 x2 = 105.6ci or 106".
105.6 x 16.39 = cc, 1730.8cc
tatro