XTREM superior titanium valve spring cup for Alpine A110 1600 and R12 Gordini

Ideal for highly-prepared competition engines, XTREM titanium cups offer an excellent strength/lightness/price ratio.
Made from high-quality titanium, they withstand very high engine speeds and the greatest stresses.
Sold in pairs: one upper cup and one lower cup.

Features:
• Engine code : Renault 807.20.
• Material : Titanium.
• Compatible spring reference : CATCAMS D99859 (Do not fit OEM valve springs).

Application:
• ALPINE A110 1600.
• RENAULT R12 Gordini.