Manley - H Beam Conrod Kit - Mitsubishi - 4B11Specifications: Manufacturer: Manley Reference Number: 14029 4 Manley "H" Beam connecting rods are manufactured from 4340 forgings to the same exacting standards developed and approved by our original equipment customers. There is a vast difference in quality between a Manley "H" Beam and the "other" inexpensive H Beams on the market. Weight matched to + 1. 5 grams. Perfectly round big and small ends. Bend and twist is tightly controlled. Cap