Clevite P-Series Main Bearing - 0.020 in Undersize - Big Block Ford 15001903 6 AN Male to 1/4

6 AN Male to 1/4 in NPT Male Swivel

cam/lifters

and double-adjustable hardware ends to ease installation

Maximum Traction

10:1 to 20:1 AFR range for gasoline applications

Clevite P-Series Main Bearing - 0.020 in Undersize - Big Block Ford 15001903 6 AN Male to 1/4Clevite Main Bearing Set MS1039P20 P Series Main Bearings 1 2 Groove . 020" Undersize Tri Metal Ford 429 460 (Set of 5) MAHLE Performance boasts the most extensive line of performance engine bearings in the market hands down. Combining the legendary CLEVITE bearing brand for domestic applications with the global coverage in the MAHLE brand for the import market, MAHLE Performance truly is the engine bearing of choice in the performance bearing market.