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TB Parts Big Bore Kits
41 products
TB 132cc Big Bore Kit - 13-Present CRF110 TB KLX140 Big Bore Kit – 170cc TB 147cc Big Bore Kit – CRF110 TB Big Bore Kit, 138cc – CRF125 TB 143cc, Forged V2 Big Bore Kit – KLX110 & Z125 TB 114cc High Compression Big Bore Kit – All TRX90 TB V2 108cc Stroker Big Bore Kit – Honda 50cc & 70cc 1988+ TB KLX140 Big Bore Kit & Performance Cam – All KLX140s TB V2 Race Head Kit & 52mm/88cc Big Bore Kit – Honda 50cc & 70cc Various Models TB 170cc, HC, Forged Big Bore & Cam Kit – KLX140 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 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 143cc Big Bore Kit,V2 Race Head – KLX110/Z125 Coming soonTB 143cc Big Bore Kit,V2 Race Head – KLX110/Z125$199.99$199.99$199.99Unit 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 186cc Big Bore Kit – Grom / Monkey Coming soonTB 186cc Big Bore Kit – Grom / Monkey$274.99$274.99$274.99Unit price / perTB 186cc Grom Big Bore Kit and Oil Cooler Kit Coming soonTB 186cc Grom Big Bore Kit and Oil Cooler Kit$434.99$434.99$434.99Unit 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 – KLX110From $574.99From $574.99$574.99Unit 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 186cc Grom Big Bore Kit, Oil Cooler Kit & Performance Camshaft Coming soonTB 186cc Grom Big Bore Kit, Oil Cooler Kit & Performance Camshaft$499.99$499.99$499.99Unit 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$739.99$739.99$739.99Unit 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 149cc Big Bore Kit, 55mm Forged Piston, & Cam – 2022+ Grom/Monkey12 Coming soonTB 149cc Big Bore Kit, 55mm Forged Piston, & Cam – 2022+ Grom/Monkey12$299.99$299.99$299.99Unit 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 143cc Big Bore Kit, w/ Cam Chain – KLX110 2010+ Coming soonTB 143cc Big Bore Kit, w/ Cam Chain – KLX110 2010+$219.99$219.99$219.99Unit price / perTB 149cc Big Bore Kit, 55mm Forged Piston – 2022+ Grom/Monkey125 Coming soonTB 149cc Big Bore Kit, 55mm Forged Piston – 2022+ Grom/Monkey125$245.00$245.00$245.00Unit price / perTB 108cc Big Bore Kit, V1 Race Head, & 24mm Carb Kit – Honda 50cc & 70cc Various Models Coming soonTB 108cc Big Bore Kit, V1 Race Head, & 24mm Carb Kit – Honda 50cc & 70cc Various Models$548.99$548.99$548.99Unit price / perTBparts V2-1 Forged, 155cc Big Bore Stroker Kit, Nibbi PE28 – KLX110 Coming soonTBparts V2-1 Forged, 155cc Big Bore Stroker Kit, Nibbi PE28 – KLX110$819.99$819.99$819.99Unit price / perTBparts Ultimate 155cc Big Bore Stroker Kit – KLX110 Coming soonTBparts Ultimate 155cc Big Bore Stroker Kit – KLX110$819.99$819.99$819.99Unit price / perTB Race Head 88cc Big Bore kit and 20mm Carburetor Performance Kit Coming soonTB Race Head 88cc Big Bore kit and 20mm Carburetor Performance Kit$394.99$394.99$394.99Unit price / per
TB Parts Big Bore Kits
Shop Big Bore Kits for your pit bike from the most popular and trusted brand since 1995.