Speed-Pro delivers the power you need and the value and quality that you deserve. Whether you are running at the track, chasing trophies on the strip, or just cruising down the road, count on Speed-Pro to provide the best value in HP engine components Product Features:A-Series bi-metal aluminum alloyGreater seizure resistance than tri-metal materialIROX coatingPolymer coating enhances bearingMade with silicon for greater surface hardnessSilicon particles help polish crankshaft journal (reduces wear during operation)
