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TRX400/450 Foreman
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TRX680
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250EXC/SX
400/450 EXC/MXC/SX
525/520 EXC/MXC/SX
250XCF
525XC
Polaris Predator
Polaris 500
Honda TRX400/450 Foreman...
TRX400Foreman
Want to get some more power, and yet still put in a full day's work? We can help you make yours scream, yet maintain reliability
For any of our articles on how-to/installation, click here for our TRX400/450 Foreman tech pages
 
Thumper Racing super 480cc kit in your cylinder Years: ALL  
P/N KETRX2A  
$590
 
 
Thumper Racing super 480cc kit installed in your motor Years: ALL  
P/N KETRX2A  
$765
 
 
Thumper Racing super 480cc kit in a new cylinder Years: ALL  
P/N KETRX2  
$1040
 
 
93.5mm Piston Kit for Thumper Racing super 480cc kit Years: ALL  
P/N 9792M935  
$195
 
 
Top end gasket kit for Thumper Racing super 480cc kit Years: ALL  
P/N C7163  
$50
 
 
Sleeve for Big Bore Years: ALL  
P/N 5128  
$89
 
 
93.5mm Ring Set for Thumper Racing super 480cc kit Years: ALL  
P/N S/O  
$35
 
 
Jetting kit Foreman 400 Big Bore Kit Years: 96-02  
P/N MQ104  
$55
 
 
Jetting kit Foreman 450 Big Bore Kit Years: 98-04  
P/N MQ106  
$55
 
 
K and N Air Fiiter Foreman 400 Years: 95-97  
P/N HA3093  
$55
 
 
K and N Air Fiiter Foreman 400/450 Years: 98-04  
P/N HA3098  
$50
 
 
 
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