Sealed Power Competition Series Main Bearing Set - SB Chevy 400 - 3/4 Groove - .001" Thinner Size 20-OTL-NR-M 1958-1970 Chevrolet Biscayne

1958-1970 Chevrolet Biscayne

Two different covering materials are offered both featuring the MPI Orange™ marker: Suede and Pixel

MSD has answered this demand with an updated and improved version of the popular 6LS box

Tough nylon fabric is bonded to the tooth surface for greater wear resistance

Sealed Power Competition Series Main Bearing Set - SB Chevy 400 - 3/4 Groove - .001" Thinner Size 20-OTL-NR-M 1958-1970 Chevrolet BiscayneSealed 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 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