TBparts - 110cc Bore Kit with Forged High Compression Piston for KLX110

Upgrade your KLX110 with the TBparts 110cc Bore Kit, featuring a 53mm high compression forged piston for maximum strength and performance. This kit is designed as a drop-in upgrade for the stock cylinder head—no case boring required! The forged piston offers superior durability under high RPM and heat conditions, making it perfect for aggressive riders or racers.


Key Features:

• Forged 53mm piston – built for strength, power, and longevity
• High compression for improved throttle response and low-end torque
• Works with the stock KLX110 cylinder head
• Drop-in installation – no machining or case boring required
• Ideal for stock 110cc engines and compatible with most performance upgrades
• 12.2: compression ratio

Kit Includes:

• TBW1759 - High compression forged piston
• TBW0818 - Stock bore top end gasket set
• TBW1954 - Aluminum cylinder

Application:

• KLX110 - 2003-2009 (Requires TBW0305 LH gasket)
• KLX110 - 2010-Present
• KLX110L - 2010-Present
• Suzuki DRZ110 - All years

Note: Requires high-quality fuel (91+ octane recommended). Avoid stale fuel, as octane loss can lead to detonation with high compression setups.