Rod End 2.5" Forged Flex Joint Left Hand LH Thread w/Jam Nut Those crankshaft are x-rayed and

Those crankshaft are x-rayed and ultrasonically tested

The rods are x-rayed and ultrasonically tested with all surfaces shot peened and stress relieved

tapered secondary rings that seal against the oil control ring's upper surface for excellent oil control

Procomp Electronics stainless steel exhaust header bolts are made with 6-point heads and a premium finish

Speedmaster CNC ported cylinder heads are machined on dedicated 5-axis CNC machines to ensure accuracy and better flow

Rod End 2.5" Forged Flex Joint Left Hand LH Thread w/Jam Nut Those crankshaft are x-rayed andThese flex joints can take consistent punishment. The outer shell of these joints is a single forged steel piece. The inner flex ball is 8620 steel, the washers are heavy duty hardened steel and the bushings are polyurethane. We provide a threaded grease fitting on top and a drilled flex ball for better lubrication plus, each joint includes a jam nut.