EMI Complete 511 SystemEquipped with our performance Stainless Steel High Flow Risers, these are our best performing systems. They are a direct replacement for many stock Mercruiser manifolds in Bravo and Alpha applications with exhaust outlets in the stock location (if you have existing exhaust outlets, you should check our dimensions to determine fit before ordering). The 16" long riser on these systems is a must with High Performance camshafts to prevent reversion (water

In addition

Coast Guard approved

4L and 502 8

This is the repair kit needed to overhaul the impeller section of a late model MerCruiser sea pump

This bracket not only has a unique mounting feature

wear plate and o-ring

Hi-Torque Replacement S/B Manifolds Only (pair)If you find yourself in need of Stainless Marine accessories - we've got them

Large Collector

The unique construction results in the heaviest manifold weighing only 23 pounds

EMI Exhaust Manifolds

Of the many uncertainties that a boater faces often the largest is the accuracy of his fuel gauge The fuel sending unit's in a majority of production boats today use a simple float style design that in some instances

Giant 5 quart oil capacity