Válvulas de escape Manley 1,6" Head Race Flo para bloque pequeño Chevrolet 11565-8
RACE FLO VALVES. Increased Flow with “Pro Flo” Underhead. Pro Flo start of 1.400” from the head. Underhead Angle / Radius Pro Flo: 12° x 3/8”. - For Small Block Chevy. XH-426 Stainless Exhaust Material.