Speed Pro Main Bearing - Standard - Small Block Chevy 139M BTH-STRAP wire the power and grounds

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Speed Pro Main Bearing - Standard - Small Block Chevy 139M BTH-STRAP wire the power and groundsSealed Power builds engine bearings using materials and alloys engineered for demanding applications. We tailor our bearings to withstand punishing racing conditions. Our bearings are proven winners in NHRA, NASCAR(R) and IHRA competition. Sealed Power engine bearings include a patented contoured flange design that increases thrust load capacity and a three quarter length oil groove that enhances lubricity without compromising load capacity. The