Speed Pro Economy Piston Rings 3.875" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron - 8 Cylinder BR40054 Posts require a 1

Posts require a 1

1996-2014 Chevrolet Express 2500

7/16" stud diameter and 2

2004-2008 GMC W4500 Forward

Head Bearing - GM Axle77-81 with 3

Speed Pro Economy Piston Rings 3.875" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron - 8 Cylinder BR40054 Posts require a 1Product Description: Piston Rings Economy 3. 875 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Cast Iron Natural 8 Cylinder From pistons to engine bearing components, Speed Pro offers an array of performance engine parts. You can rely on Speed Pro for industry leading performance engine technologies, from cutting edge Digital Diamond Profiled pistons to A Series bearings. They are engine components performance enthusiasts and racers can