Speed Pro Economy Piston Rings 4.250" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron AA0710AF1T59 Billet housing is 5/8" smaller

Billet housing is 5/8" smaller in diameter than stock Ford distributors

TECH CODES: (G):Scorpion Racing Products is a leading American manufacturer of top quality valve train components for high performance street and racing applications

CNC machining on all track

Contains one 24" long 6005A-T5 Aluminum Fuel Rail

GMC: Sierra 2500 01 - 04 6 L Engine

Speed Pro Economy Piston Rings 4.250" Bore 5/64 x 5/64 x 3/16" Thick Standard Tension - Iron AA0710AF1T59 Billet housing is 5/8" smallerProduct Description: Piston Rings Economy 4. 250 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Cast Iron Phosphate 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