MOOSE RACING Valve and Spring Kit M40-41060 Retro T-Shirt Accordion Neoprene stretch inserts on

Accordion Neoprene stretch inserts on fingers and extensive gusseted opening on thumb allows flex and freedom of movement

Strategically positioned mesh areas for maximum comfort

DNA Increased Air Flow: +18

Die-cast aluminum cover

MOOSE RACING Valve and Spring Kit M40-41060 Retro T-Shirt Accordion Neoprene stretch inserts onStainless steel conversion kits include only whats needed to convert your head to the long life stainless steel Black Diamond intake valves Extend the life of the valve train and intake components by as much as 4x over the OEM titanium parts Valves are designed to not only offer the best life span over OEM, but also designed to flow and perform better than OEM components Components are created using Finite Element Analysis (F. E. A.) software, as well