Clevite H-Series Connecting Rod Bearing - 0.010 in Undersize - Narrowed - Small Block Chevy SR61050H 1-3/4 in Bores

1-3/4 in Bores

Valve spring diameter: Hydraulic Roller (#61555)

Eight ventilation holes for use with Stilo Helmets Top Air systems

100" Grade 5052 Aluminum

other suppliers offer the "gas cell" or plastic bag design

Clevite H-Series Connecting Rod Bearing - 0.010 in Undersize - Narrowed - Small Block Chevy SR61050H 1-3/4 in BoresClevite 77 manufactures a full line of exclusive TriMetal? copper lead high performance bearings. Choose the bearing series which best suits the intended application. "P" Series Traditional Clevite 77 TriMetal? bearings have high crush qualities for maximum bearing retention, high eccentricity to account for bore distortion and reduced overlay thickness to prevent fatigue. "H HN" Series Race engine builders prefer their lack of fl ash plating, medium