Allstar Performance Oversized Quick Turn Fastener - Hex Drive - 7/16 x 0.500" - Polished (10 Pack) HARN01S003 1975-1980 Cadillac DeVille

1975-1980 Cadillac DeVille

2008-2008 Hummer H3

valve angle make this the perfect head for 350-434ci engines in drag cars

1987-1988 Cadillac Cimarron

Allstar Performance Oversized Quick Turn Fastener - Hex Drive - 7/16 x 0.500" - Polished (10 Pack) HARN01S003 1975-1980 Cadillac DeVilleAluminum O S Oval Allen Hd Fasteners 7 16"x. 500" Long Silver Specialty items for the Shop, Trailer and Track. The Allstar Performance brand offers thousands of hard to find, specialty items that cover many segments in the performance aftermarket. For over 30 years, customers worldwide have come to rely on the quality, affordable and practical items available from Allstar Performance. Product Description: Quick Turn Fastener Oversized Oval Head Hex