STANDARD BORE HIGH COMPRESSION CYLINDER KIT 450CC (96MM) (13.6:1) 1978-yamaha-xs400-esi1423395 up to 30% better cooling

up to 30% better cooling efficiency

the epoxy fails allowing the magnets to come loose and contact the stator

Graphite and other Metallic elements with non-ferrous filaments

ROME GORE-TEX - SPLASH BLACK - 44

2k 444299975

STANDARD BORE HIGH COMPRESSION CYLINDER KIT 450CC (96MM) (13.6:1) 1978-yamaha-xs400-esi1423395 up to 30% better coolingCylinder Works turns up the horsepower with their high compression kits that look just like stock, but theyre not! All cylinders are nickel silicon carbide plated for a low friction surface, better heat dissipation and more durability. All kits come with everything, except the mechanic! Gaskets and seals, along with a Vertex piston, rings, wrist pin and circlips.