Clevite M-Series Main Bearing - Standard - Big Block Chevy Boyce Trackburner Performance Products Blue Nylon

Blue Nylon

Not compatible with smaller OEM steel wheels or wheels with deep backspacing

Joes Upper Control Arms

Features 9 keyway crank sprocket for 2 degree adjustment increments and double roller chain

High speed data acquisition when used with the Power Grid Controller (PN 7730)

Clevite M-Series Main Bearing - Standard - Big Block Chevy Boyce Trackburner Performance Products Blue NylonUse M Series parts to take advantage of the high degree of conformability offered by the babbitt lining. These parts are intended mainly for engines where severe crankshaft deflections cause edge loading of the bearing. Under these operating conditions bearing service life will be very short. MAHLE Performance boasts the most extensive line of performance engine bearings in the market hands down. Combining the legendary CLEVITE bearing brand for