S3 cylinder head cover + dome for 250 GASGAS (2023–2025) – lower compression

Optimize the engine performance of your GasGas 250 trials bike with the S3 cylinder head cover and insert kit (lower-compression version), specifically designed for 2023–2026 models. Ideal for smoothing out engine response at low RPM, this reduced-compression insert improves traction, makes navigating slippery obstacles easier, and helps reduce rider fatigue in technical sections.

Key features:

• Part number: TXB-1627-250-R
• Compatibility: GasGas 250 Trials (2023–2026).
• Engine performance: Delivers a smoother response, better throttle control, and increased progressivity when riding on slippery terrain or side-slopes.
• Quality construction: Designed by S3 Parts—a renowned specialist in high-end trials accessories—ensuring optimal cooling and a premium finish.