Clevite H-Series Main Bearing Set - Standard - GM LS-Series 20-OTL-NR-2XL Guide plates are designed for

Guide plates are designed for 5/16" hardened pushrods and stabilize valvetrains using highlift camshafts and high-pressure valve springs

1970-1974 Chevrolet G10 Van

Cab 2007-2013

Feeler Gauge

Clevite H-Series Main Bearing Set - Standard - GM LS-Series 20-OTL-NR-2XL Guide plates are designed forClevite H Series performance bearings have a medium level of eccentricity, high crush, and a hardened steel back and thin overlay. These bearings are made without flash plating for better seating. Use H Series bearings with crankshafts that have oversize fillets and where engines run in the medium to high RPM range. Product Description: Main Bearings H Series Standard GM LS Series Clevite engine bearings have an extensive, long standing history with