Moroso Quick Fastener Spring - 1" Spring; Spring Height: .325" - (10 Pack) 21300R-O Running rich (very low air/fuel

Running rich (very low air/fuel ratio

1970-1972 Chevrolet Brookwood

Sky Jacker Style

4 in Hex Outlet

Moroso Quick Fastener Spring - 1" Spring; Spring Height: .325" - (10 Pack) 21300R-O Running rich (very low air/fuelDesigned for use with Moroso's flat, oval head and butterfly fasteners 10 per package Determine "C" total thickness of panels being joined (including space in between, if any) Select the appropriate body length "A" and spring height "B" combination to provide the desired thickness range NOTE: Click on image for diagram to assist in choosing the correct spring and fastener combination. Moroso Performance Products is one of the worlds most respected