Boat Shop

High Performance Equipment and Marine Parts

MerCruiser GM Big Block 7.4L/454 Cu-In 1984-2001 Exhaust Systems

PPT Painted Mercruiser Big Block V8 Exhaust Systems

We've been engineering and offering low-cost Marine Exhaust Systems for 11 years! Our Marine Exhaust Systems are sand cast to ensure consistent casting wall thickness. Therefore when you get tired of replacing your manifolds and risers every few years make the switch to PPT.

  • 3 Year Warranty Industry Standard Class 25 Gray Iron (25,000 PSI)
  • Gaskets and Mounting Hardware Included

CAUTION: Is your engine equipped with the Pre-1994 Stainless Steel Riser ?