Unlock More Power: Vintage Honda 88cc Stage 1 Big Bore Kit
Revitalize your classic Honda Z50, CT70, ATC70, TRX70, SL70, or XL70 with our Stage 1 Big Bore Kit. This upgrade is engineered to deliver a noticeable power boost without breaking the bank, making it the perfect choice for riders seeking enhanced performance on their vintage machines. Designed for straightforward installation, this kit is ideal for those with basic mechanical knowledge ready to take on a rewarding DIY project.
What’s in the Box
✓ 88cc Lightweight Aluminum Cylinder with Steel Sleeve
✓ 52mm High Compression Piston Kit (with rings, pin, & clips)
✓ Head Gasket Kit
✓ Install Instructions
Why Riders Upgrade
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Significant Power Increase
Experience a noticeable gain in horsepower and torque, making your vintage Honda feel more responsive and capable.
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Bolt-On Installation
Designed to integrate seamlessly with your existing engine setup, requiring only basic mechanical skills and tools for installation.
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Optimized Cooling
Features oversized cooling fins on the cylinder for superior heat dissipation, ensuring reliable performance even under demanding conditions.
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Cost-Effective Performance
A budget-friendly way to significantly enhance your engine's power output compared to the stock setup.
Stock Engine vs. Big Bore Kit
STOCK ENGINE
✗ Limited Horsepower
✗ Slow Acceleration
✗ Basic Cooling Capacity
✗ Standard Performance
✗ Basic Fuel Requirements
⚡ STAGE 1 88CC BIG BORE KIT
✓ Enhanced Horsepower
✓ Quicker Acceleration
✓ Improved Cooling System
✓ Noticeable Performance Boost
✓ Pump Gas Compatible
Common Questions
What is a big bore kit?
A big bore kit increases the displacement of an engine by increasing the bore (diameter) of the cylinders and often the stroke of the piston. This leads to more air and fuel mixture being burned per combustion cycle, resulting in more power.
Can I use this kit on my specific Honda model?
This kit is designed for vintage Honda models including the Z50, CT70, ATC70, TRX70, SL70, and XL70. Always double-check compatibility with your exact model year.
Do I need to use race gas with this kit?
No, this kit is designed to run on standard pump gas. The high compression piston is optimized to work with readily available fuel.
Is this kit difficult to install?
While it requires basic mechanical skills, the kit is designed for straightforward installation. Clear instructions are provided to guide you through the process.
What Riders Are Saying
This kit was a game-changer for my old Z50. The installation was surprisingly simple, and the power increase is undeniable. It feels like a completely new bike!
— John D., California
I was hesitant to modify my vintage CT70, but this big bore kit was worth every penny. The instructions were clear, and the performance boost is significant. Highly recommended for anyone looking to get more out of their classic Honda.
— Mark T., Texas
Ready to Unleash More Power?
Upgrade your vintage Honda with the Stage 1 88cc Big Bore Kit and feel the difference.
Shop now and get ready to ride harder!