Build Resources

Honda CT70 Sprocket, Chain and Gear Ratio Infor...

CT70 Factory Chain & Sprocket Reference Model Front Rear Chain Length CT70 K0 (1969–1970) 15T 38T 420 88 links CT70H K0 / HK1 (4-speed) 14T 45T 420 92 links CT70...

CT70 Model Identification & VIN Decoder – Bart ...

Quick VIN / Frame Lookup Enter a CT70-########, CT70H-######, or a 17-digit VIN starting with JH2…. VIN or Frame Number Lookup Note: Ranges are best-known starts; production can overlap. Confirm...

Understanding Intake and Carburetor Bore Sizes:...

When it comes to tuning or upgrading small engines like the classic Honda CT70 or popular pit bike motors like the Lifan 125, YX140, and ZS190, one of the most...

How to Tell What Kind of Stator Your Motor Has

How to Tell What Kind of Stator Your Motor Has Whether you're wiring up a CT70, a clone motor, or a full DC system, it’s important to know what kind...

Carburetor Tuning Guide

Step 1: Start and Warm Up the Engine Use the choke to start the engine when cold. If it struggles to start, slightly open the throttle while cranking. Once running,...

Full-Wave Single Phase & Half-Wave Stators - Co...

Guide: Converting a Floating Ground Stator to a Grounded Half-Wave System on a Honda CT70 This guide explains the differences between floating and grounded stators, how to convert a full-wave...