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All Bikes/Ktm/300 Exc Tpi
Ktm 300 Exc Tpi
Enduro

Ktm 300 Exc Tpi

The Ktm 300 Exc Tpi has a top speed of ~140 km/h (estimated; note: top speed is not a primary design focus for this enduro bike), produces ~48 hp and weighs 102 kg. Motoryk rates it 8.5/10.

La KTM 300 EXC est la pierre angulaire de la gamme enduro de KTM depuis les années 1990, réputée pour son puissant moteur 2 temps de 300 cm3. La variante TPI (Transfer Port Injection) a été introduite en 2018, marquant un passage historique de la carburation à l'injection de carburant sur une moto d'enduro 2 temps, améliorant ainsi la réponse de l'accélérateur, le rendement énergétique et les performances de démarrage à froid. Elle reste l'une des motos tout-terrain les plus célèbres au monde, remportant de nombreux titres ISDE et appréciée des pilotes d'enduro amateurs et professionnels.

~48 hp

Pouvoir

~45 Nm

Torque

102 kg

Poids

~140 km/h (estimated; note: top speed is not a primary design focus for this enduro bike)

Vitesse maximale

Estimated 3.5–5.0 L/100km (varies greatly with riding style and terrain)

Carburant

Nue

Corps

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Ce que les acheteurs doivent savoir

Transfer Port Injection

The TPI fuel injection system eliminates premix and automatically adjusts fuel delivery, making it significantly easier to maintain than carbureted two-strokes. It also improves cold-start reliability and reduces fouled plugs.

🔧

Watch the Power Valve

The RAVE power valve requires regular cleaning every 50-100 hours or it can stick, causing noticeable power loss and potential engine damage. Neglected power valves are the most common issue found on used examples.

💰

Strong Resale Value

KTM 300 EXC TPI models hold their value exceptionally well, often retaining 70-80% of purchase price after a year due to high demand and limited supply. A well-maintained example rarely sits on the market long.

Générations et spécifications par année

2018–2020 Gen 1

Introduction du système à deux temps d'injection par port de transfert, éliminant le prémélange, conservant la suspension de liaison conventionnelle et le cadre en chromoly.

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2021–2023 Gen 2

Nouveau cadre en chromoly hydroformé, suspension WP XACT mise à jour, ergonomie révisée, cartographie du carburant TPI améliorée et carrosserie mise à jour.

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2024–2025 Gen 3

Pièces internes du moteur mises à jour, nouveau système d'échappement, cartographie révisée, réglages de suspension WP mis à jour, carrosserie et conception de la boîte à air rafraîchies.

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Évaluation d'un acheteur d'occasion

8.5/10
Idéal pour
Experienced enduro riders wanting serious trail weapon

"The best enduro two-stroke available, if you're genuinely ready."

$7,500-$11,500 used

The 300 EXC TPI is genuinely one of the most capable off-road machines ever built, but it'll humble you fast if you're not ready for it. That fuel-injected two-stroke is addictive — crisp, responsive, and surprisingly tractable in the tight stuff — but it demands proper maintenance. Check the power valve religiously on any used example. Neglected PV actuators are the single biggest killer on these bikes, and sellers rarely mention it. Budget for that inspection immediately after purchase. The ergonomics are pure enduro — aggressive, tall, demanding. Previous owners matter enormously here. A 300 TPI that's been thrashed by a club racer through rocky terrain is a completely different animal to one used for weekend trail riding. Ask for service history, check the subframe for cracks, inspect the WP suspension for leaks. Parts availability from KTM is solid, but it's not cheap. Running costs will surprise you if you're coming from a four-stroke background.

Pros
Les inconvénients
Ignorez si: You lack two-stroke mechanical knowledge and experience

Top 10 Accessories

Curated picks for the Ktm 300 Exc Tpi — owned, ridden, recommended.

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Problèmes courants

🔥 2 CRITICAL
🔥TPI injector and fuel pump failure SERIOUS

Hard starting, rough idle, fuel pressure at pump

Fix cost: $300-$600
⚠️Power valve seized from carbon buildup MODERATE

Remove cover, manually actuate valve for free movement

Fix cost: $50-$200
🔥Transmission bearing and gear wear SERIOUS

Clunky shifts, neutral hard to find, oil metal particles

Fix cost: $400-$900
⚠️Radiator leaks from crash damage MODERATE

Inspect fins and seams for cracks or coolant residue

Fix cost: $150-$400

Liste de contrôle préalable à l'achat

Check maintenance logs for top-end hours
Cold start test, listen for knocking
Inspect frame welds for cracks
Verify TPI map updated via app

Good if maintained, problematic when neglected

Full Specifications

Engine Power ~48 hp @ 7,500 rpm (estimated; KTM does not officially publish power figures for this model)
Torque ~45 Nm @ 6,000 rpm (estimated; KTM does not officially publish torque figures for this model)
Top Speed ~140 km/h (estimated; note: top speed is not a primary design focus for this enduro bike)
Weight 102 kg (wet/curb weight, approximately)
Fuel Consumption Estimated 3.5–5.0 L/100km (varies greatly with riding style and terrain)
Type Enduro
Fairing No Fairing (Naked)

Rivals & Alternatives

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Compare Ktm 300 Exc Tpi Side-by-Side

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Community Reviews

Discussion

Frequently Asked Questions

What are common problems with the Ktm 300 Exc Tpi? +

TPI injector and fuel pump failure: Hard starting, rough idle, fuel pressure at pump (serious) | Power valve seized from carbon buildup: Remove cover, manually actuate valve for free movement (moderate) | Transmission bearing and gear wear: Clunky shifts, neutral hard to find, oil metal particles (serious)

Is the Ktm 300 Exc Tpi a good motorcycle? +

The best enduro two-stroke available, if you're genuinely ready. Rating: 8.5/10. Best for: Experienced enduro riders wanting serious trail weapon. Avoid if: You lack two-stroke mechanical knowledge and experience.

What is the horsepower of the Ktm 300 Exc Tpi? +

The Ktm 300 Exc Tpi produces ~48 hp @ 7,500 rpm (estimated; KTM does not officially publish power figures for this model), with ~45 Nm @ 6,000 rpm (estimated; KTM does not officially publish torque figures for this model) of torque. Top speed: ~140 km/h (estimated; note: top speed is not a primary design focus for this enduro bike).

Is the Ktm 300 Exc Tpi good for beginners? +

Yes — the Ktm 300 Exc Tpi is a reasonable choice for new riders (48 hp is manageable), weighing 102 kg. Experienced enduro riders wanting serious trail weapon

Is the Ktm 300 Exc Tpi reliable? +

Owners report 2 critical issues to watch for on the Ktm 300 Exc Tpi, notably: TPI injector and fuel pump failure (Hard starting, rough idle, fuel pressure at pump). Buy with a pre-purchase inspection.

Is the Ktm 300 Exc Tpi good for daily use? +

Experienced enduro riders wanting serious trail weapon Fuel: Estimated 3.5–5.0 L/100km (varies greatly with riding style and terrain).

How fast is the Ktm 300 Exc Tpi? +

The Ktm 300 Exc Tpi reaches a top speed of ~140 km/h (estimated; note: top speed is not a primary design focus for this enduro bike), producing 48 hp at 102 kg curb weight. Real-world performance depends on rider weight, gearing, and road conditions.

What gear should I buy for a Ktm 300 Exc Tpi? +

Motoryk has curated a Top 10 gear list specifically for the Ktm 300 Exc Tpi, covering engine oil, tires, chain, battery, and brake pads — see motoryk.com/bikes/ktm/300-exc-tpi/top10. Each pick is matched to this bike's spec.