I Beam Pro 6.125" 2.100" .927" 4340 Connecting Rods Chevy SBC 350 w/ ARP 2000 They also feature a spark

They also feature a spark plug style terminal and a threaded brass primary stud

The unique

They are manufactured from cast aluminum and are offered with breather holes or without any holes

Cast Aluminum Valve Covers

while increasing thermal conductivity

I Beam Pro 6.125" 2.100" .927" 4340 Connecting Rods Chevy SBC 350 w/ ARP 2000 They also feature a sparkSpeedmaster I beam connecting rods incorporate all of the best features possible for an I beam rod, including some strength adders found in H beam designs. Speedmaster I beam connecting rods are profiled with clearance for long stroke applications. These connecting rods feature a one rib cap design for added strength and bearing support, polished beams to eliminate stress risers.