Here is (1) pair of Stainless Marine Hi-Torque Manifolds that have less the thirty minutes running on them in a dyno room. They were only mounted and Dyno'd one time/test for developmental purposes. They have been outfitted with individual cylinder pyrometers bungs and as expected are in excellent shape. You can either plug the pyrometer bungs or run your own pyrometers.

$750. Jax Fl
904-725-5565