Product Description
Upgrade your Honda/Acura K20A2 or Z3 engine with our top - notch ProH625+ connecting rods featuring ARP Custom Age 625+ fasteners. Crafted from aerospace - grade 4340 chromoly steel, these high - performance rods offer outstanding reliability for increased boost, nitrous use, or higher RPMs. Each rod undergoes CNC machining, micropolishing, and comes with Aluminum/Silicone/Bronze pin bushings. It's finish - honed to strict tolerances. Specifications include: C - to - C of 5.473', BE Bore of 2.008', BE Width of 0.780', PE Bore of 0.866', PE Width of 0.780', a Gram Wt of 515, and Torque Specs of 50 ft lbs - 3/8'.
Using these connecting rods is straightforward. First, make sure your engine is properly prepared and clean. Remove the old connecting rods carefully, then install the new ProH625+ connecting rods, following the torque specs of 50 ft lbs for the 3/8' fasteners. When using your engine with these rods, avoid sudden and extreme changes in RPM, as this can put unnecessary stress on the components. For maintenance, regularly check the fasteners for tightness, especially after long - term use or high - performance runs. Keep the engine well - lubricated to ensure the longevity of the rods. If you notice any unusual noises or vibrations, stop using the engine and inspect the connecting rods for damage.
