Top End / STREET BIKES Model Street Bikes
Years
Comp. Ratio
Stock Engine Bore x Stroke
Displ.
Bore Size
Piston Type & Coatings
Cylinder & Machining Requirements
Kawasaki • 4-Stroke ZX6R Ninja
2003-2006
12.9:1 13.5:1
67.0 x 43.8
636.0 674.0
68.0 70.0
ZX600P ZX600R
2007-2008 2009-2012
13.8:1
599.0
67.0
KZ650
1976-1983
10.25:1
700.0
64.0
Bore & Hone
GPZ750 KZ750 ZN750 ZX750 E1 Turbo
1980-1985
10.25:1
810.0
69.0
Bore & Hone
1983-1986
8:1
810.0
69.0
Bore & Hone
ZX750 ZX750R ZX7
1991-1995
12:1
67.0 x 42.5 62.0 x 54.4 66.0 x 54.1 66.0 x 54.1 71.0 x 47.2
765.0
72.0
Bore & Hone
ZX7R ZX7RR
1996-2003 1996-2003
13:1 12.5:1
73.0 x 49.7
748.0 779.0
73.0 74.5
Deglaze / Hone Bore & Hone
ZX9R
1994-1997
13:1
73.0 x 53.7
779.0
75.0
Bore & Hone
ZX9R ZX9R
1998-1999 2000-2003
12:1
923.0
76.0
Bore & Hone
ZX9R
2000-2003
13.5:1
75.0 x 50.9 73.0 x 50.9
973.0
76.0
Bore & Hone
thru 1987 thru 1987
11:1
72.5 x 55.0
972.0
75.0
Bore & Hone
2004-2007
13.5::1
76.0 x 55.0
998.0
76.0
Deglaze / Hone
GPZ900R Ninja GP700R Eliminator
ZX10-R
154
Bore / Replate Bore / Replate
ArmorGlide
Deglaze / Hone