XR650RBob
XR650L
XR600R
XR400R
XR250R
XR200R
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CRF150R
CRF230
CRF250R/X
CRF450R/X
XR/CRF 50
TRX250EX
TRX250 Recon
TRX300EX
TRX450R
TRX400EX
TRX400/450 Foreman
TRX500 Foreman
TRX300 4X4
TRX680
DR250
DR350
DR 350S
DRZ250
DRZ400
DRZ400S
RMZ 250
LTZ400
KLX250
KLX300
KXF250
KLX400
KFX400
MOJAVE 250
BAJOU 220
YZF/WR 400
YZF/WR 426
YZF/WR 450
YZF/WR 250
TTR 250
YFZ 450F
GRIZZLY 660
RHINO 660
250EXC/SX
400/450 EXC/MXC/SX
525/520 EXC/MXC/SX
250XCF
525XC
Polaris Predator
Polaris 500
Honda XR650R...
XR650R
Possibly the longest running Desert Racing Champ Honda ever built, in various forms won Baja races for decades. We can help you make yours scream, yet maintain reliability.
For any of our articles on how-to/installation, click here for our XR650R tech pages
 
Thumper Racings 680cc Big Bore Kit 10:1 Years: 00-07  
P/N PKXR680A  
$366
 
 
Thumper Racings 680cc Big Bore Kit 10:1 with sleeve installed in your cylinder Years: 00-07  
P/N PKXR680B  
$516
 
 
Thumper Racings 680cc Big Bore Kit 10:1 with kit installed in your motor Years: 00-07  
P/N PKXR680C  
$691
 
 
Thumper Racings 680cc Big Bore Kit 11:1 Years: 00-07  
P/N PKXR680D  
$376
 
 
Thumper Racings 680cc Big Bore Kit 11:1 with sleeve installed in your cylinder Years: 00-07  
P/N PKXR680E  
$526
 
 
Thumper Racings 680cc Big Bore Kit 11:1 with kit installed in your motor Years: 00-07  
P/N PKXR680F  
$701
 
 
Piston Kit 102.4mm 10:1 for Thumper Racings 680cc Big Bore Kit Years: 00-07  
P/N 4715M102  
$160
 
 
Piston Kit 102.4mm 11:1 for Thumper Racings 680cc Big Bore Kit Years: 00-07  
P/N 4716M102  
$170
 
 
Ring set 102.4mm 10:1/ 11:1 for Thumper Racings 680cc Big Bore Kit Years: 00-07  
P/N 4032GF  
$35
 
 
SLEEVE FOR XR650R BIG BORE Years: 00-07  
P/N 3273FA  
$89
 
 
Gasket Kit for Thumper Racings 680cc Big Bore Kit Years: 00-07  
P/N W5891  
$40
 
 
OIL FILTER FOR XR650R Years: 00-07  
P/N FIOILXR1  
$7
 
 
K&N Air filter XR650R Years: 00-07  
P/N HA6500  
$55
 
 
The original and still best bang for the buck - the PowerCore 4 S/A. This is a race design muffler at a value price. Years: 00-07  
P/N 4123  
$270
 
 
The Q2 is a completely new design, engineered for maximum performance while maintaining a sound level at or near 93dB on most models. Years: 00-07  
P/N 41142  
$325
 
 
The redesigned PowerBomb is a four-stroke header that incorporates FMF’s patented PowerBomb module at a precise location in the initial stage of the header. Years: 00-07  
P/N 40021  
$255
 
 
Stage 1: single-cam motor. Excellent midrange and top-end power increase. Years: 00-07  
P/N 10091  
$170
 
 
Stage 2: single-cam motor. More top-end power than Stage 1 with midrange gain. Years: 00-07  
P/N 10102  
$170
 
 
The Twin Air line of air filtration products will provide your motorcycle with maximum intake protection... day in and day out. Years: 00-07  
P/N 150505  
$13
 
 
Each footpeg is cast from 17-4 stainless steel, given a solution annealing treatment and age hardened for superior strength Years: 00-07  
P/N 16200109  
$76
 
 
Moose Racing tests reveal a quality seal that will last through the nasty conditions you love. Years: 00-07  
P/N 7040097  
$29
 
 
Head Porting allows better flow giving you better throttle response and more Top End Years:  
P/N LACHP4V  
$350
 
 
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