Honda XL 350 (1976) Specs, Top Speed, Mileage, Picture, Diagram & History
Introduction
In the mid-1970s, when dual-purpose motorcycles were still defining their identity, the Honda XL350 stood as one of the most capable and versatile machines in its class. Produced from 1974 to 1978—with 1976 representing one of its most refined years—the XL350 embodied Honda’s growing confidence in the four-stroke enduro segment.
At a time when many off-road machines relied on two-stroke engines for lightweight performance, Honda persisted with its air-cooled, four-stroke single. The result was a motorcycle that combined tractable torque, reliability, and genuine trail durability. It wasn’t the lightest or the most explosive machine of its era, but it offered something many riders valued more: consistency and mechanical honesty.
The XL350 became popular among riders who wanted one motorcycle to commute during the week and explore unpaved roads on weekends. It earned a reputation as a serious trail bike that could still handle pavement respectably.
Today, nearly five decades later, the 1976 XL350 occupies an important place in motorcycle history as one of the early large-capacity four-stroke dual-sport machines that paved the way for future generations of adventure and enduro motorcycles.
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| 1976 Honda xl 350 |
Historical Background
By the mid-1970s, Honda Motor Co., Ltd. was already the world’s largest motorcycle manufacturer. Models like the CB series had transformed the street bike market, while off-road racing success had built credibility in dirt competition.
However, the dual-purpose segment was evolving quickly. Riders wanted machines capable of genuine off-road use, not merely street bikes with high-mounted fenders. Honda responded with the XL series—a lineup that bridged the gap between road and trail.
The XL350 was introduced to offer more displacement and torque than the popular XL250. It aimed squarely at riders who wanted extra power for highway stretches while retaining trail usability.
Competition at the time included machines such as the Yamaha XT500, Suzuki TS400, and various European enduro bikes. Many competitors favored two-stroke engines for lighter weight and sharper throttle response. Honda’s choice to continue refining a four-stroke single was deliberate: durability, tractability, and lower maintenance frequency were seen as long-term advantages.
Culturally, the XL350 benefited from the growing recreational trail-riding movement in North America, Australia, and Europe. While it wasn’t a dominant racing platform, it carried engineering DNA from Honda’s off-road competition program, including robust engine design and thoughtful suspension geometry.
In hindsight, the XL350 represented Honda’s steady, methodical approach to dual-sport evolution—less radical than some rivals, but exceptionally well rounded.
Design & Engineering
The 1976 XL350 utilized a steel single down-tube frame designed for strength rather than minimal weight. The frame geometry prioritized stability over aggressive agility, making it predictable on loose terrain.
Styling reflected the era: a slim fuel tank, high-mounted front fender, chrome accents, and a long, flat saddle. The high-mounted exhaust system—with a heat shield—was a defining visual element and provided essential ground clearance for off-road riding.
Build quality was typical of mid-1970s Honda—precise welds, durable finishes, and reliable electrical components for the period. Fasteners were of consistent quality, and engine castings showed excellent machining standards.
Unique design elements included:
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Dry sump lubrication system
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Dual carburetor setup (primary and secondary)
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Decompression lever for easier starting
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Combination of street equipment (lights, mirrors) with off-road practicality
The dual-carburetor system, in particular, was a technical talking point. It allowed smoother low-speed running with improved high-rpm breathing, though it also introduced additional tuning complexity.
Engine & Performance (Realistic Analysis)
At the heart of the 1976 XL350 was a 348cc air-cooled, four-stroke single-cylinder engine with an overhead camshaft. It produced approximately 28–30 horsepower, depending on market and tuning condition.
Power delivery was linear and torque-focused. Unlike high-strung two-strokes, the XL350 built power progressively. Low-end torque was usable and forgiving, ideal for trail climbs and uneven terrain. Midrange pull was its strongest trait, allowing relaxed riding on gravel roads and light trails.
Highway cruising was possible but not its primary strength. Sustained speeds above 65–70 mph introduced vibration typical of large singles of the era.
The riding experience was characterized by:
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Stable straight-line behavior
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Predictable throttle response
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Manageable weight for a 350-class four-stroke
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Noticeable engine vibration at higher RPM
Mechanical strengths included:
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Durable bottom end
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Reliable valve train when properly adjusted
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Strong oil circulation due to dry sump design
Common weaknesses included:
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Dual-carburetor synchronization challenges
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Kick-start only operation
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Occasional cam chain wear if maintenance was neglected
Overall, performance was practical rather than thrilling. It was a motorcycle built to endure rather than impress with speed.
Real-World Ownership Experience
Owning a 1976 XL350 today requires mechanical sympathy but not specialist expertise. Valve adjustments and carburetor tuning are within reach of experienced hobbyists.
Spare parts availability varies by region. In North America and Europe, reproduction parts, used components, and online marketplaces provide reasonable access. Certain OEM components—particularly original exhaust systems and cosmetic parts—can be difficult to source in excellent condition.
Reliability remains one of the model’s strong points. Engines that receive regular oil changes and valve checks tend to last many thousands of kilometers. Electrical systems are simple but aging wiring harnesses may require refurbishment.
Common mechanical problems include:
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Worn cam chain tensioners
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Carburetor wear
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Rust in fuel tanks
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Shock absorber fatigue
Fuel efficiency historically ranged between 60–70 mpg (US), depending on riding style—impressive for its displacement.
Overall, ownership rewards patience and regular maintenance rather than aggressive riding.
Restoration Guide
Restoring a 1976 XL350 is generally considered moderate in difficulty. The mechanical layout is straightforward, and factory service manuals are widely available.
Parts sourcing tips:
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Search international auction platforms
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Join vintage Honda enthusiast forums
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Look for donor bikes with intact frames and engines
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Consider reproduction exhaust and seat covers
Common restoration challenges include:
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Finding rust-free fuel tanks
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Rebuilding dual carburetors correctly
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Restoring original paint schemes
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Locating period-correct tires
Estimated restoration costs vary widely. A basic mechanical refresh may require a modest investment, while a full cosmetic and mechanical restoration can become significantly more expensive depending on parts condition and labor rates.
Fortunately, the XL350’s simplicity helps keep costs manageable compared to multi-cylinder classics.
Collector Value & Market Price (Global)
The 1976 XL350 is not extremely rare, but clean, original examples are increasingly difficult to find.
In global markets:
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Project bikes typically sell in the lower classic dual-sport range.
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Running, well-maintained examples command moderate prices.
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Fully restored or highly original units can reach higher collector valuations.
Investment potential is steady rather than explosive. The bike appeals to enthusiasts who value authenticity and rideability over speculative appreciation.
Auction trends show growing interest in 1970s dual-sport motorcycles as nostalgia for early trail riding increases. The XL350 sits comfortably within that movement.
Comparison with Similar Era Models
Compared to the Yamaha XT500, the XL350 offered smoother road manners but less raw torque. The XT500 eventually gained greater fame, partly due to its association with endurance rally competition.
Against two-stroke machines like the Suzuki TS400, the Honda was heavier but more predictable and required less frequent top-end servicing.
Within Honda’s own lineup, the XL350 provided noticeably more highway capability than the smaller XL250, though at the cost of added weight and vibration.
Pros and Cons
Pros:
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Strong midrange torque
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Durable engine design
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Good fuel economy
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Practical dual-purpose capability
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Solid build quality
Cons:
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Kick-start only
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Dual-carburetor complexity
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Noticeable vibration at speed
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Drum brakes limit stopping power
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Aging suspension compared to modern standards
Who Should Buy This Motorcycle Today?
The 1976 XL350 is ideal for:
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Vintage trail enthusiasts
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Collectors of 1970s Japanese motorcycles
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Riders seeking a usable classic
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Hobby mechanics who enjoy hands-on maintenance
It is less suitable for those expecting modern braking, suspension, or highway refinement.
FAQs
1. How much horsepower does a 1976 Honda XL350 produce?
Approximately 28–30 horsepower in stock condition.
2. Is the Honda XL350 reliable?
Yes, when maintained properly, it is known for durable engine construction and long service life.
3. What is the top speed of the 1976 XL350?
Around 130–135 km/h under ideal conditions.
4. Is the Honda XL350 good for highway riding?
It can manage moderate highway speeds, but it performs best on secondary roads and trails.
5. Are parts still available for the XL350?
Yes, though some original cosmetic components are increasingly difficult to find.
6. Is the XL350 a good investment?
It offers steady appreciation potential, particularly for well-preserved examples.
7. What makes the 1976 model special?
By 1976, refinements improved reliability and rideability compared to early production years.
(1976) Honda XL 350 Gear Ratio
- I 23.45
- II 15.62
- III 11.63
- IV 8.73
- V 7.03
(1976) Honda XL 350 Idle speed
- 1200 R.P.M
(1976) Honda XL 350 Throttle Cable Freeplay
- 10-15 mm
(1976) Honda XL 350 Clutch Lever Free Play Adjust
- 10-20 mm
(1976) Honda XL 350 Front Brake Lever Free Play
- 20 – 30 mm
(1976) Honda XL 350 Rear Brake Lever Free Play
- 20 – 30 mm
(1976) Honda XL 350 Chain Free Play
- 20 mm
(1976) Honda XL 350 Contact Breaker Point Gap
- 0.012 in-0.016 in (0.3 - 0.4 mm)
(1976) Honda XL 350 Air Cleaner Maintenance
- The air cleaner element must be cleaned and oiled at least once Every 3000 Miles.
(1976) Honda XL 350 Fuse
- 10.0 A
(1976) Honda XL 350 Fuel Consumption
- 23.1 - 27.8 kmpl. (Avg.). (Company Claimed)
(1976) Honda XL 350 Tire Pressure
- Front Tire Pressure is 22 psi and The Rear Tire Pressure is 25 psi. (Company Recommended)
(1976) Honda XL 350 Spark Plug Gap
- 0.024 - 0.028 in (Manufacturer Advised)
1976 Honda XL 350 Photos
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| 1976 Honda xl350 Electric Diagram |
1976 Honda XL 350 Technical Specifications
| More Specification | |
|---|---|
| Bike Brand | Honda |
| Model Name / Also called | - |
| Predecessor | |
| Model Year / Production | 1976 |
| Bike Type / Class | Dual-Sport |
| Brand Origin | Japan |
| Engine | |
|---|---|
| Engine Type | 350cc, Four stroke, single cylinder, OHC, 2 valve |
| Displacement (cc) | 348cc |
| Maximum Power | 22.4 hp / 16.7 kW @ 7500 rpm |
| Maximum Torque | 23 kW / 17 lb-ft @ 3000 rpm |
| Ignition | Flywheel magneto |
| Bore & Stroke | 79 x 71 mm |
| Starting | Kick Starter |
| Cooling System | Air-cooled |
| Compression Ratio | 8.3:1 |
| Brakes | |
|---|---|
| Brakes | Drum |
| Front Brake | 160mm Drum |
| Rear Brake | 140mm Drum |
| Wheels and Tyres | |
|---|---|
| Front Tire Size | 3.00 - 21 |
| Rear Tire Size | 4.00 -18 |
| Dimension and Weight | |
|---|---|
| Seat height | 851 mm |
| Overall height | - |
| Overall length | - |
| Overall width | - |
| Ground Clearance | 190.5 mm |
| Dry weight | - |
| Curb Weight | 142.4 kg |
| Mileage and Performance | |
|---|---|
| 0-100 Kmph | 9 sec |
| Top Speed | 134.0 km/h (83.3 mph) |
| Fuel Capacity | 8.3 Litres |
| Fuel economy | 23.1 - 27.8 kmpl (Avg) |
| Consumption Average | |
| Fuel Type | Petrol |
| Fuel Supply | Single 32mm Keihin carburetor |
| Recommended Oil Grade | 10W-40 |
| Features Value and Safety | |
|---|---|
| Speedometer | Analog |
| Tachometer | |
| Tripmeter |
| Electricals and Transmission | |
|---|---|
| Spark Plug | NGK D8ESL or ND X24ES |
| Battery | YUASA 6N6-3B |
| Voltage | - |
| Head Light | Yes |
| Tail Light | Yes |
| Gear Box | 6-speed |
| Final Drive | Chain |
| Clutch | Wet, multi-plate |
| Chain Size | 530 |
| Chassis and Suspension | |
|---|---|
| Front Suspension | Telescopic forks |
| Rear Suspension | Swing arm, dual dampers |
| Frame type | - |
| More Specification | |
|---|---|
| Bike Colours | - |
| No. of Cylinders | 1 cylinder |




After selling my KTMs, Transalp, and BMW GS, I found that I really miss the dirt. What I want is a simple, low, reliable, street-legal four stroke that can take me to the forest roads and back. So here is the start of my project, a derelict 1976 Honda XL350. Carb is clogged, it runs strong but does not idle. So once I get a baseline engine service done, I'll decide whether to keep it stock, or make improvements. Parameters are about 25 HP and 320 lbs stock, but it is narrow and feels light. Here's what the poor thing looked like when I got it. Watch this space.
ReplyDeleteAlways liked this bike, I took my riding test at the DMV, when I was 18 on a Honda XL 350, when I got a clasfication for over a 150 CC bike, from a friend that had one.
ReplyDelete