Moose Offroad Replacement Cylinder (39.50mm) 0931-0971 - KTM / Husqvarna 50cc 2009-2023

Product Description

Restore factory compression and performance to your 2-stroke engine with the Moose Offroad Replacement Cylinder. Precision-engineered as a direct replacement for damaged or worn OEM cylinders, this unit delivers stock appearance and reliable durability for youth motocross racing.

Cast from high-grade aluminum and finished with a nickel silicon carbide plated bore, this cylinder is precision diamond-honed to exact 39.50 mm dimensions. The low-friction bore surface ensures optimal ring sealing, oil retention, and superior heat dissipation under extreme operating conditions.

Top Features: Moose Offroad Replacement Cylinder

• Precision diamond honed to exact 39.50 mm bore dimensions for optimal ring and oil retention.
• Extremely durable low-friction bore surface allows for greater heat dissipation.
• Constructed from cast aluminum with a nickel silicon carbide plated finish.
• Directly replaces damaged or worn OEM cylinders with a stock appearance.
• Proudly made in the USA.

Please review the detailed compatibility data below to ensure an exact fitment match for your dirt bike before finalizing your purchase.

Fitment List

Frequently Asked Questions

Q: Is this cylinder plated and ready to install?
A: Yes, it features a nickel silicon carbide plated bore and is diamond-honed to standard 39.50 mm dimensions.

Q: Does this cylinder match the stock OEM appearance and specs?
A: Yes, it is designed to directly replace worn or damaged factory cylinders with stock styling and fitment.

Expert Pro-Tip: When installing a new aluminum cylinder and piston kit, always check your ring end gap and thoroughly pre-lubricate the cylinder wall and piston skirt with 2-stroke assembly oil to prevent scuffing during initial startup.

Recommended Pairings:

• KTM 50 SX Performance Upgrades & Accessories
• Engine Rebuild Kits Collection
• Motorcycle Tools Performance Parts

About Moto-House MX

At Moto-House MX, we carry the best brands in motocross and off-road performance. Our team has over 40 years of experience helping riders get more out of their machines. Our team prides itself on great customer service, and every item ships FAST - straight to your door.

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