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All Bikes/Bsa/Bantam 350
Bsa Bantam 350
Naked

Bsa Bantam 350

The Bsa Bantam 350 is a naked, produces 28.7 bhp at 7700 rpm and weighs 185 kg.

28.7 bhp at 7700 rpm

ใƒ‘ใƒฏใƒผ

21.8 ft-lb at 6000 rpm

ใƒˆใƒซใ‚ฏ

185 kg

ใ‚ฆใ‚งใ‚คใƒˆ

่ฃธ

ใƒœใƒ‡ใ‚ฃ

search ใ“ใฎใƒใ‚คใ‚ฏใ‚’ไปŠใ™ใใƒใ‚งใƒƒใ‚ฏ

๐Ÿ”ง Service Schedule & Parts

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๐Ÿ“ What's due on yours?
Classic Legends revival (2025-)
Service item Every Typical cost Parts
๐Ÿ›ข๏ธ Engine oil + oil filter 6,000 km / 3,500 mi or 6 mo $30-55 ๐Ÿ›ข๏ธ Buy โ†’   โš™๏ธ Buy โ†’
๐ŸŒฌ๏ธ Air filter 12,000 km / 7,500 mi โ€” ๐ŸŒฌ๏ธ Buy โ†’
โšก Spark plugs 10,000 km / 6,000 mi โ€” โšก Buy โ†’
๐Ÿ”ง Valve clearance check 12,000 km / 7,500 mi $80-150
๐Ÿ”— Chain & sprockets 25000-35000 km (replace) $60-110 ๐Ÿ”— Buy โ†’
๐Ÿ›‘ Brake pads 15000-25000 km $30-60 ๐Ÿ›‘ Buy โ†’
๐Ÿ’ง Brake fluid 24,000 km / 15,000 mi or 2 yr โ€”
๐ŸงŠ Coolant 24,000 km / 15,000 mi โ€”
๐Ÿ›ž Tires 12000-18000 km $140-240 ๐Ÿ›ž Buy โ†’
๐Ÿ”ฉ Major service 24,000 km / 15,000 mi $150-280
๐Ÿ’ฐ Annual upkeep ~$180-320 ๐Ÿ”ฉ Reliability 7/10 334cc liquid-cooled single retro; cheap, simple servicing shared with Jawa/Yezdi platform

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๐Ÿ’ฐ

Most Affordable In Class

At ยฃ3,499, the BSA Bantam undercuts pretty much all the competition, being ยฃ400 cheaper than the Royal Enfield HNTR and ยฃ500 less than the Honda GB350S.

โš™๏ธ

Liquid-Cooled Single Cylinder

The Bantam is powered by a Euro 5+ compliant 334cc liquid-cooled single-cylinder engine, making it the most powerful engine in its class according to BSA.

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ABS Braking System

The Bantam features a 320mm front disc with a twin-pot Bybre caliper and a 240mm rear disc, both equipped with ABS that cuts in gently but effectively.

Top 10 Accessories

Curated picks for the Bsa Bantam 350 โ€” owned, ridden, recommended.

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ใ‚ˆใใ‚ใ‚‹ๅ•้กŒ

๐Ÿ”ฅ 2 CRITICAL
๐Ÿ”ฅTwo-stroke engine seizure from neglect SERIOUS

Kick it over, listen for grinding or tight rotation

Fix cost: $150-$400
โš ๏ธGearbox oil leaks and worn seals MODERATE

Check primary chaincase and gearbox for oil weeping

Fix cost: $50-$150
๐Ÿ”ฅMagneto failure or weak spark SERIOUS

Test spark strength, check points and condenser condition

Fix cost: $80-$250
โš ๏ธCorroded or cracked fuel tank MODERATE

Inspect tank interior for rust flakes or pinhole leaks

Fix cost: $60-$200

โœ…่ณผๅ…ฅๅ‰ใƒใ‚งใƒƒใ‚ฏใƒชใ‚นใƒˆ

โ˜Confirm engine turns freely by hand
โ˜Check for strong consistent spark
โ˜Inspect frame for cracks or repairs
โ˜Verify correct oil mix ratio used

Fragile but charming, needs attentive regular maintenance

Full Specifications

Engine Power 28.7 bhp at 7700 rpm
Torque 21.8 ft-lb at 6000 rpm
Weight 185 kg (408 lbs)
Type Naked
Fairing No Fairing (Naked)

More Bsa Bantam 350 Guides

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Community Reviews

Discussion

Frequently Asked Questions

What are common problems with the Bsa Bantam 350? +

Two-stroke engine seizure from neglect: Kick it over, listen for grinding or tight rotation (serious) | Gearbox oil leaks and worn seals: Check primary chaincase and gearbox for oil weeping (moderate) | Magneto failure or weak spark: Test spark strength, check points and condenser condition (serious)

What is the horsepower of the Bsa Bantam 350? +

The Bsa Bantam 350 produces 28.7 bhp at 7700 rpm, with 21.8 ft-lb at 6000 rpm of torque.

Is the Bsa Bantam 350 good for beginners? +

Yes โ€” the Bsa Bantam 350 is a reasonable choice for new riders (28.7 hp is manageable), weighing 185 kg.

Is the Bsa Bantam 350 reliable? +

Owners report 2 critical issues to watch for on the Bsa Bantam 350, notably: Two-stroke engine seizure from neglect (Kick it over, listen for grinding or tight rotation). Buy with a pre-purchase inspection.

Is the Bsa Bantam 350 good for daily use? +

Suited for daily naked use.

What is the seat height of the Bsa Bantam 350? +

The Bsa Bantam 350 has a seat height of 800mm (31.5 in). Most riders 170 cm+ will sit comfortably flat-footed.

What gear should I buy for a Bsa Bantam 350? +

Motoryk has curated a Top 10 gear list specifically for the Bsa Bantam 350, covering engine oil, tires, chain, battery, and brake pads โ€” see motoryk.com/bikes/bsa/bantam-350/top10. Each pick is matched to this bike's spec.