IMCO POWER FLOW EXHAUST KIT BB CHEVY A-RISER KIT FOR STOCK MERC LOCATION

IMCO POWER FLOW EXHAUST KIT BB CHEVY A-RISER KIT FOR STOCK MERC LOCATION

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Starting at: $2,475.00 $2,399.00
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PowerFlow Big Block Manifold and A Riser Kit These high performance manifolds are unique in design that creates a high velocity airflow that increases torque rpm and horsepower 40-50 foot pound of torque on bigh block 502 415 horsepower motors 80 to 90 foot pounds of torque on engines up to 575 cubic inches. A risers are designed forstock Mercruiser Bravo exhaust tip locations. 3/4 npt fitting is used on front of pipe for thermostat housing that have (4) 1 hoses water to go to exhaust manifolds if needed click on (ADD BUNG). The risers are designed for 4 exhaust