Wiseco-Yamaha

Piston Kits, Camshafts, Camchains, Valve Kits, Complete Bottom End Kits, and Clutch Components.

Domestic Lower 48 States Shipping

Orders up to $50.00 - $7.50

$50.01 to $150.00 - $12.50

$150.01 and up - $17.50

Alaska, Hawaii, Other U.S. Territories Shipping

Orders up to $50.00 - $15.00

$50.01 to $150.00 - $25.00

$150.01 and up - $35.00

International Shipping
Orders under $199.00 - $28.50

Orders over $199.00 - $38.00

Inquire If your Model/Year is not listed.

Contact us to purchase Wiseco Ring Sets, Wrist Pins, Top End Bearings, and Circlips separately.

Yamaha 2 Stroke ATV Piston Kits Yamaha 4 Stroke ATV Piston Kits

Yamaha 2 Stroke Dirt Bike Piston Kits Yamaha 4 Stroke Dirt Bike Piston Kits

Complete Bottom End Kit
Complete with premium main bearings, bottom end gasket kit, all seals and gaskets needed to do the job.

ATV
Blaster 88-06 $189.35                            350 Warrior 87-04 $343.20
Banshee STD. 87-06 $535.54               350 Raptor 05-08 $343.20
Banshee Long Rod 87-06 $571.99    660 Raptor/Rhino/Grizzly 01-05 $361.55
Banshee Long Rod Stroker 87-06 $650.88

Dirt Bike
YZ80    93-01 $165.68                    YZ250F    03-08 $240.00
YZ85    02-08 $165.68                    WR250F 03-08 $240.00
YZ125 98-00 $201.18                    YZ450F 03-05 $295.96
YZ125 01-04 $201.18                    WR450F 03-06 $295.96
YZ250 99-00 $216.96                    WR450F 2007 $240.00
YZ250 01-02 $216.96
YZ250 03-07 $216.96

Performance Camshafts
Yamaha 4 Stroke
YZ250F 2001-08 Intake   $209.95
                        Exhaust    $209.95
YZ450F 2003-08 Intake   $209.95
                        Exhaust      $209.95

Camshaft Chains
Yamaha 4 Stroke
YZ250F 2001-07   $37.95
WR250F 2001-08 $37.95
YZ400F 1998-99   $48.95
WR400F 1998-00 $48.95
YZ426F 2000-02    $48.95
WR426F 2001-02   $48.95
YZ450F 2003-07    $37.95
WR450F 2003-08 $37.95

Wiseco Intake and Exhaust Valves
Yamaha 4 Stroke
YZ250F 2001-07            Titanium Intake       $139.80
                                      Titanium Exhaust $151.75
                                      Center Valve            $139.80
YZ400/426F 1998-00    Steel Intake          $10.34
                                      Steel Exhaust      $13.97
                                      Center Valve           $10.37
YZ426F 2001-02    Titanium Intake $151.78
Titanium Exhaust $151.78
Center Valve    $151.78
YZ450F 2003-07    Titanium Intake    $151.78
Titanium Exhaust $151.78
Center Valve $151.78

The one stop shop for performance.