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TB Parts Big Bore Kits
41 products
TB 149cc Big Bore Kit, 55mm Forged Piston, & Cam – 2022+ Grom/Monkey12 TB Race Head 88cc Big Bore kit and 20mm Carburetor Performance Kit TB KLX140 Big Bore Kit – 170cc TB 143cc Big Bore Kit,V2 Race Head – KLX110/Z125 TB 186cc Big Bore Kit – Grom / Monkey TB 147cc Big Bore Kit – CRF110 TB 186cc Grom Big Bore Kit and Oil Cooler Kit TB Big Bore Kit, 138cc – CRF125 TB 114cc High Compression Big Bore Kit – All TRX90 TB V2 108cc Stroker Big Bore Kit – Honda 50cc & 70cc 1988+ TB 186cc Grom Big Bore Kit, Oil Cooler Kit & Performance Camshaft TB V2 Race Head Kit & 52mm/88cc Big Bore Kit – Honda 50cc & 70cc Various Models TB 149cc Big Bore Kit, 55mm Forged Piston – 2022+ Grom/Monkey125 TB 108cc Big Bore Kit, V1 Race Head, & 24mm Carb Kit – Honda 50cc & 70cc Various Models TB V2 108cc Stroker Big Bore Kit – Honda 50cc & 70cc Various Models TB V2 108cc Stroker Big Bore kit – Honda 50cc & 70cc Various Models TB Stock Head, 88cc Big Bore Kit – Various Models TB 143cc Big Bore Kit, 60mm – KLX110/Z125 All Models Coming soonTB 143cc Big Bore Kit, 60mm – KLX110/Z125 All Models$196.99$196.99$196.99Unit price / perTB 132cc Big Bore Kit - 13-Present CRF110 Coming soonTB 132cc Big Bore Kit - 13-Present CRF110$199.99$199.99$199.99Unit price / perTB 130cc Big Bore Kit - TTR110 Coming soonTB 130cc Big Bore Kit - TTR110$169.99$169.99$169.99Unit price / perTB 130cc Big Bore Kit – Filter & Jets Included - TTR110 Coming soonTB 130cc Big Bore Kit – Filter & Jets Included - TTR110$209.99$209.99$209.99Unit price / perTB CRF110 132cc 55mm Big Bore and Carb Kit Coming soonTB CRF110 132cc 55mm Big Bore and Carb Kit$389.00$389.00$389.00Unit price / perTrail Bikes 88cc Big Bore kit 20mm Carburetor Kit and Race Cam Performance Kit Coming soonTrail Bikes 88cc Big Bore kit 20mm Carburetor Kit and Race Cam Performance Kit$251.99$251.99$251.99Unit price / perTB CRF110 132cc 55mm Big Bore with Big Valve Kit and Carb Kit Coming soonTB CRF110 132cc 55mm Big Bore with Big Valve Kit and Carb Kit$414.99$414.99$414.99Unit price / perTB KLX140 Big Bore Kit, VM26 Carb Kit, & Performance Camshaft – All KLX140s Coming soonTB KLX140 Big Bore Kit, VM26 Carb Kit, & Performance Camshaft – All KLX140s$424.99$424.99$424.99Unit price / perTB 143cc Big Bore Kit, Race Head V2, & Intake Kit – KLX110 Coming soonTB 143cc Big Bore Kit, Race Head V2, & Intake Kit – KLX110$574.99$574.99$574.99Unit price / perTB 143cc, Forged V2 Big Bore Kit – KLX110 & Z125 Coming soonTB 143cc, Forged V2 Big Bore Kit – KLX110 & Z125$219.99$219.99$219.99Unit price / perTB KLX140 Big Bore Kit, Mikuni VM26, & Carb Kit – All KLX140s Coming soonTB KLX140 Big Bore Kit, Mikuni VM26, & Carb Kit – All KLX140s$364.99$364.99$364.99Unit price / perTB KLX140 Big Bore Kit & Performance Cam – All KLX140s Coming soonTB KLX140 Big Bore Kit & Performance Cam – All KLX140s$249.99$249.99$249.99Unit price / perTrail Bikes 165cc Race Head V2 Big Bore Kit and 28mm Carburetor Performance Kit for KLX110 Coming soonTrail Bikes 165cc Race Head V2 Big Bore Kit and 28mm Carburetor Performance Kit for KLX110$699.99$699.99$699.99Unit price / perTrail Bikes 165cc Big Bore Kit and 28mm Carburetor Performance Kit for KLX110 Coming soonTrail Bikes 165cc Big Bore Kit and 28mm Carburetor Performance Kit for KLX110$361.99$361.99$361.99Unit price / perTB 114cc Big Bore Kit, Race Head, 26mm Mikuni VM26 Carb/Kit – TRX90 Coming soonTB 114cc Big Bore Kit, Race Head, 26mm Mikuni VM26 Carb/Kit – TRX90$499.99$499.99$499.99Unit price / perTB 143cc Big Bore Kit, w/ Cam Chain – KLX110 2002-2009 Coming soonTB 143cc Big Bore Kit, w/ Cam Chain – KLX110 2002-2009$219.99$219.99$219.99Unit price / perTB 149cc Big Bore & Injector – 2022+ Grom/Monkey125 Coming soonTB 149cc Big Bore & Injector – 2022+ Grom/Monkey125$249.99$249.99$249.99Unit price / perTB 108cc Stroker Big Bore kit, Race Head V2 Kit , & Mikuni VM26 Carb Kit – Honda 50cc & 70cc 1988+ Coming soonTB 108cc Stroker Big Bore kit, Race Head V2 Kit , & Mikuni VM26 Carb Kit – Honda 50cc & 70cc 1988+$889.99$889.99$889.99Unit price / perTrail Bikes 88cc Big Bore Kit + Race Head V2 + Mikuni VM26 Carb Kit Coming soonTrail Bikes 88cc Big Bore Kit + Race Head V2 + Mikuni VM26 Carb Kit$754.99$754.99$754.99Unit price / per
TB Parts Big Bore Kits
Shop Big Bore Kits for your pit bike from the most popular and trusted brand since 1995.