Moroso Wing Head Steel Quick Turn Fastener - 5/16 x 0.550 in Body - Zinc (Set of 10) BLS4130 a more dense air/fuel mixture

a more dense air/fuel mixture enters the engine and produces more horsepower

Fortified with PRIMASCRUB – Tough cleaning agents designed to attack the soils that adhere to white-wall and black-wall tire surfaces

combined with precise clamp locations give you less wheel hop and more axle control

Finned Design for Added Strength and Cooling

Moroso Wing Head Steel Quick Turn Fastener - 5/16 x 0.550 in Body - Zinc (Set of 10) BLS4130 a more dense air/fuel mixtureProduct Description: Quick Turn Fastener Wing Head 5 16 x 0. 550 in Body Steel Zinc Plated Set of 10 Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 3000 products, from Moroso oil pans and Moroso oiling systems, to Moroso ignition wire, Moroso ignition components, Moroso valve covers, Moroso fuel system equipment, Moroso air