TB PARTS BIG BORE KITS & MORE

Upgrade your motorcycle performance with TB Parts Big Bore Kits & Accessories. Designed for enthusiasts and professional riders, this collection offers high-quality big bore kits, engine components, suspension & wheel upgrades, and performance upgrades to maximize power, efficiency, and reliability. Improve your bike's engine performance and go ride !

Explore our TB Parts selection today and take your bike to the next level of speed, control, and performance.

KLX110 Big Bore Kits — 143cc, 155cc, 165cc & 178cc from TB Parts

Upgrade your Kawasaki KLX110 or KLX110L with a big bore kit from TB Parts — the most trusted name in KLX110 performance. We stock 143cc, 155cc, and 178cc big bore kits complete with race heads, pistons, and optional VM26mm carb kits for maximum power.

KLX110 Big Bore Kit Sizes — Which Is Right for You?

• 143cc Big Bore Kit — Best trail and track combination. Reliable power bump over stock 110cc. Includes V2 Race Head and intake manifold upgrade.
• 155cc Stroker Kit — More torque with extended stroke. Excellent for track-only builds needing low-end pull. Available with VM26mm carb kit.
• 178cc Stroker Kit — Maximum displacement race build. Significant power increase, ideal for competitive pit bike racing.

Fits: Kawasaki KLX110 (2002–current), KLX110L, Suzuki DRZ110. All kits in stock — fast shipping from our North Carolina warehouse. Call 704-799-2192.