Engine CC Calculation
How to calculate Engine CC’s
Forumla – Bore (mm) X Bore (mm) X Stroke (mm) X 3.1416″ = Engine cc
Example – 90.5 X 90.5 X 69mm X 3.1416 = 1775cc
(to get the Volume of 1 cylinder in CC divide by 4)
Example – 1775 ÷ 4 = 443.75
|
Bore
|
Stroke – Engine Displacement in CC’s
|
||||||
|
64
|
69
|
74
|
76
|
78
|
82
|
84
|
|
|
77
|
1192*
|
1286*
|
1378
|
1415
|
1453
|
1527
|
|
|
83
|
1385
|
1493*
|
1601
|
1644
|
1688
|
1774
|
1818
|
|
85.5
|
1469
|
1584*
|
1699
|
1745
|
1791
|
1882
|
1929
|
|
87
|
1521
|
1640
|
1759
|
1806
|
1855
|
1949
|
1997
|
|
88
|
1556
|
1678
|
1799
|
1848
|
1898
|
1994
|
2044
|
|
90
|
1628
|
1755
|
1882
|
1933
|
1985
|
2086
|
2138
|
|
90.5
|
1646
|
1776
|
1903
|
1955
|
2007
|
2110
|
2160
|
|
92
|
1700
|
1835
|
1967
|
2020
|
2074
|
2180
|
2232
|
|
94
|
1776
|
1915
|
2052
|
2109
|
2165
|
2275
|
2332
|
|
*1192 = 1200cc Engine
|
*1493 = 1500cc Engine
|
||||||
|
*1286 = 1300cc Engine
|
*1584 = 1600cc Engine
|
||||||
How to calculate Compression Ratio
Forumla –
Example – 443.75cc
9.80cc
_____50.00cc
503.55cc
