Aftermarket Parts & Performance for Pit Bikes

-65%NEW

Trail Bikes 88cc Big Bore kit 20mm Carburetor Kit and Race Cam Performance Kit

$269.99

$94.50

-65%NEW

TB Race Head 88cc Big Bore kit and 20mm Carburetor Performance Kit

$419.99

$147.00

-65%NEW

Trail Bikes 165cc Big Bore Kit and 28mm Carburetor Performance Kit for KLX110

$379.99

$133.00

-65%NEW

TB 132cc Big Bore Kit - 13-Present CRF110

$204.99

$71.75

-65%NEW

TB 143cc Big Bore Kit, 60mm – KLX110/Z125 All Models

$204.99

$71.75

-65%NEW

TB CRF110 132cc 55mm Big Bore with Big Valve Kit and Carb Kit

$442.99

$155.05

-65%NEW

TB CRF110 132cc 55mm Big Bore and Carb Kit

$412.99

$144.55

-65%NEW

TB 186cc Grom Big Bore Kit and Oil Cooler Kit

$439.99

$154.00

-65%NEW

TB 186cc Big Bore Kit – Grom / Monkey

$274.99

$96.25

-65%NEW

TB KLX140 Big Bore Kit – 170cc

$189.99

$66.50

NEW

TB 130cc Big Bore Kit - TTR110

$169.99

NEW

TB 130cc Big Bore Kit – Filter & Jets Included - TTR110

$209.99

TB Parts Big Bore Kits

Price

Collections

Trail Bikes 88cc Big Bore kit 20mm Carburetor Kit and Race Cam Performance Kit

TB Race Head 88cc Big Bore kit and 20mm Carburetor Performance Kit

Trail Bikes 165cc Big Bore Kit and 28mm Carburetor Performance Kit for KLX110

TB 132cc Big Bore Kit - 13-Present CRF110

TB 143cc Big Bore Kit, 60mm – KLX110/Z125 All Models

TB CRF110 132cc 55mm Big Bore with Big Valve Kit and Carb Kit

TB CRF110 132cc 55mm Big Bore and Carb Kit

TB 186cc Grom Big Bore Kit and Oil Cooler Kit

TB 186cc Big Bore Kit – Grom / Monkey

TB KLX140 Big Bore Kit – 170cc

TB 130cc Big Bore Kit - TTR110

TB 130cc Big Bore Kit – Filter & Jets Included - TTR110