Diamond Racing Products Oil Ring Groove Support Rail - 4.750-4.789 Diameter, .030 Thickness, .158 Radial. - 19010750.000
Oil Ring Groove Support Rail - 4.750-4.789 Diameter, .030 Thickness, .158 Radial
In the early days of racing, those who wanted to win races became innovators, pushing the envelope of speed in the quest for glory. Diamond Pistons founded in 1968?the heyday of muscle cars and drag racing? was born of that innovation and continues today to be a driving force in performance and racing piston design.
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