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37
STD
R&D DOMINATOR PISTON KITS
These pistons are lighter than oem pistons which decrease reciprocating weight
improving throttle response and rpm. The “FLAT TOP” design allows for superior
flame travel increasing torque throughout the rpm range.
Yamaha
Pro 785 Super Stock
Super Jet
84
mm (754cc)
Super Jet
85
mm (772cc)
Super Jet
85.5
mm (781cc)
Pro 800 Big Bore (Race Legal)
Super Jet
86
mm (790cc)
Super Jet
86.5
mm (799cc)
GPR Pro Super Stock
GP1200R 80mm
GP1200R 80.5mm
GPR Pro Big Bore (Race Legal)
GP1200R 86mm
GP1200R 86.5mm
GP1200R 87mm
Piston Part No.
432-00084
432-00085
432-00855
432-00086
432-08650
432-00080
432-00805
432-00186
432-00865
432-00087
Sleeve Part No.
432-7800 (84
mm)
432-7800 (84
mm)
432-7800 (84
mm)
432-80000 (86
mm)
432-80000 (86
mm)
Use Stock Sleeve
Stock Sleeve (boring req.)
432-14000
432-14000
432-14000
NIKS/PRO-X PISTON KITS
Niks/Pro-X Piston Kits are manufactured in Japan and are designed to be an O.E.M. replacement.
The aluminum alloy used in the manufacturing of Pro-X pistons maintains or exceeds the factory
specifications. Additional oversizes are available in .010 increments up to .080 (2.00 mm).
* -
Rings are available for all pistons. For Rings Part Number, put “R” after piston part number.
.010 .020 .030 .040 .050 .060 .070 .080
.25
mm .50mm .75mm 1mm 1.25mm 1.5mm 1.75mm 2mm
.010 .020 .030 .040 .050 .060 .070 .080
.25
mm .50mm .75mm 1mm 1.25mm 1.5mm 1.75mm 2mm
Std. Bore
SEA DOO
580
All thru 1996
720
HX, XP 1995
IX, SPX, GTI ‘96-97
800
XP 1995
GSX, GTX 1996, XP,
GPX, GTX, SPX 1997-98
951
XPL, GSXL, GTXL
76.00
82.00
82.00
88.00
8020
8040
8050
8060
8021
8041
8051
8061
8022
8042
8052
8062
8023
8043
8053
8063
8024
8044
8054
8064
8026
8046
8056
650
All Thru 1996
701
All Thru 1997
760
All Thru 1998
1100
Wave Raider ‘95-97
Wave Venture 1996-97
1200/
GP1200All thru ‘98
77.00
81.00
84.00
81.00
84.00
7100
7090
7110
7090
7110
7101
7091
7111
7091
7111
7102
7092
7112
7092
7112
7103
7093
7113
7093
7113
7104
7094
7114
7094
7114
7105
7106
7096
7116
7096
7116
7098
7118
7098
7118
JS-440 1976-90
JS-440
to
550
Big Bore
JS-550 1982-90
JS, JF-650 1986-96
JS-750 SS, XS, Xi 1993-97
JS-750 ZXi, SXi ‘95-98
JS-900 ZXi 1997-98
JS-1100 ZXi 1996-98
68.00
75.00
75.00
76.00
80.00
80.00
80.00
80.00
4450
4460
4460
4470
4480
4490
4500
4490
4451
4461
4461
4471
4481
4491
4501
4491
4452
4462
4462
4472
4482
4492
4502
4492
4453
4463
4463
4473
4483
4493
4503
4493
4454
4464
4464
4474
4484
4494
4504
4494
4455
4465
4465
4475
4485
4495
4505
4495
4456
4466
4466
4476
4486
4496
4506
4496
4457
4467
4467
4477
4487
4458
4468
4468
4478
4488
.010 .020 .030 .040 .050 .060 .070 .080
.25
mm .50mm .75mm 1mm 1.25mm 1.5mm 1.75mm 2mm
Std. Bore
Std. Bore
YAMAHA
KAWASAKI
STD
STD
STD
STD
STD
*
These pistons require special domes. See page 32.
R&D Billet Head and Pro Design Head.