Batteries for Honda CB CB 50 J 2 hp (petrol, 1978-1981)
Which battery does a Honda CB CB 50 J need?
Specifications and battery: CB 50 J (2 hp)
Honda CB CB 50 J (2 hp, petrol, 1978-1981) takes a conventional 4 Ah, 10 A battery (71 × 71 × 96 mm), with the positive terminal on the right.
- Brand
-
Honda
- Model
- CB
- Built
- 1978 - 1981
- Fuel
- Petrol
- Cylinders
- 1
- Drive
- Chain
Battery for this engine
| Version | Technology | Capacity | Cold cranking (EN) | Size (L×W×H) | Polarity |
|---|---|---|---|---|---|
| Main | Conventional | 4 Ah | 10 A | 71 × 71 × 96 mm | + on the right |
Data: vehicle specifications and the battery manufacturer's application catalogue.
EFB, AGM or conventional for this engine?
Rule of thumb for the Honda CB CB 50 J: fit the same technology as the original or better (conventional → EFB → AGM), with equal or higher capacity and cold cranking amps, and respect the size and terminal position of around 4 Ah.
Battery analysis for your Honda CB CB 50 J
Quick answer You need an ordinary lead-acid battery of 4 Ah. Our recommendation: VARTA 6N4-2A-2.
Prices and availability updated on 15/11/2026
Based on the batteries we found for your vehicle, our experts help you pick the right one.
📋 What we found
For your Honda CB CB 50 J we found 1 compatible conventional battery.
📊 View AGM vs EFB vs Conventional — full comparison
⭐ Our recommendation
For your Honda CB CB 50 J it's the recommended battery: VARTA 6N4-2A-2. Its specs: ordinary lead-acid technology, 4 Ah capacity, 10 CCA cranking power, 71×71×96 mm dimensions.
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Verified selection
- Class: Motorcycle Batteries
- Brand: Honda
- Model: CB
- Engine: CB 50 J
Conventional batteries
Standard lead-acid batteries.
| Category | Make | Reference | Capacity | Cold cranking | Dimensions | Technology | Price | |
|---|---|---|---|---|---|---|---|---|
| Conventional batteries | VARTA | 004014001 | 4 Ah | 10 A | 71×71×96 mm | Conventional | €55.50 | More info |
Frequently asked questions
- Honda CB CB 50 J (2 hp, petrol, 1978-1981) takes a conventional 4 Ah, 10 A battery (71 × 71 × 96 mm), with the positive terminal on the right. We found 1 compatible batteries. Check dimensions and positive terminal position before purchasing.
- Yes, you can install a higher capacity (Ah) battery as long as the physical dimensions fit your Honda CB CB 50 J battery compartment and the positive terminal position matches.
- Motorcycles can use GEL, AGM, or conventional batteries. GEL batteries are ideal for occasional use. AGM batteries are the best option for heavy use or high-power motorcycles. Always check the polarity before installation.
- Polarity indicates which side has the positive (+) terminal. This is critical for motorcycles because some models have the positive terminal on the left and others on the right. Check the label on your current battery or the manufacturer's manual.
- Yes. First disconnect the negative (−) wire and then the positive (+) wire. When installing the new one, connect the positive (+) wire first and then the negative (−) wire. Always respect the correct polarity.
- Use the search tool by selecting your vehicle's make and model. Our system automatically filters compatible part numbers verified by our technicians. If you have any questions, contact us via WhatsApp.
- All our batteries come with the legal guarantee provided by consumer law against manufacturing defects. If a battery has a manufacturing defect, it will be replaced at no cost to the user.
- Under normal circumstances, batteries usually arrive within 1 to 2 days of ordering. However, there are some cases where delivery may take a little longer: peak seasons (Black Friday, Christmas, etc.), palletized shipments, occasional stock shortages, etc.