HUSQVARNA Rear Sprocket Bolt

KTM 250 Two-Stroke Piston – 67.5mm Bore (1999 Model)

• For 1999 KTM 250 two-stroke models.
• Bore: 67.5mm.
• Fits older KTM 250SX engines with 67.5 x 69.5mm bore and stroke dimensions.
• Requires use of compatible cylinders and engine components to ensure proper fit.
• Ideal for engines with original specifications prior to 2000 design changes.

Important Compatibility

• Not suitable for 2000 KTM 250 models with 66.4 x 72mm bore and stroke dimensions. stroke dimensions.
• You should check the condition of the cylinder (new or re-coated) to match the piston size requirements (e.g. "A" size for a new cylinder, "B" size for a cylinder with more than 50 hours of operation).

Replacement Options

• Aftermarket alternatives are available from brands such as Wiseco and Meteor.
• Wiseco Pro-Lite and Racer Elite pistons offer improved durability and performance.
• Meteor pistons have special coatings to reduce detonation and improve durability.