Calico Coatings H-Series Connecting Rod Bearing Standard Extra Oil Clearance Narrowed - Coated - Big Block Chevy H764C35 1 rating means that the

1 rating means that the Nomex ® interior and paint are fire retardant as well as the Kevlar(R) chin strap

Applications include fuel

36 & 37 Series shocks using 2-1/2" ID coil-over springs

The lap belt is a "pull-down" configuration which means that you pull the lap belt straps down and away from the cam buckle to tighten

Calico Coatings H-Series Connecting Rod Bearing Standard Extra Oil Clearance Narrowed - Coated - Big Block Chevy H764C35 1 rating means that theProduct Description: Connecting Rod Bearing H Series Standard Extra Oil Clearance Narrowed Coated Big Block Chevy Sold Individually Calico coated bearings are coated with their CT 1 Dry Film Lubricant coating. CT 1 is specifically engineered to withstand the extreme conditions of today's high performance engines. Professional engine builders enjoy a higher level of confidence with increased embed ability, strength and durability.