Gasket kit 400 Athena - included: cylinder and head

COMPLETE CYLINDER KIT. CRF 400 R D.92 - Displacement 413 cc - Bore for stroke 92 x 62,1mm - Compresison ratio 13 : 1

Blackbird Racing seat foam in waterproof polyurethane foam and perfectly suited to the original bottom. We recommend the purchase of a Blackbird Racing seat cover for the fit with the higher foam. The Blackbird Racing seat foam of polyurethane foam are of the highest quality: the production is based on a chemical formula designed for aerospace use. Thanks to the closed cell...