sc800 Mercruiser / Mercury Racing /B&M420, Holley 850 blower carbs,intake,pulleys,brackets,manifold,everything. Blower was rebuilt and tefloned by Blower Shop about a hundred hours ago,carbs were rebuilt and setup by Dan DiVinci three years ago at a cost of $900, have two pulleys,,stock and slightly smaller,stock is 10 rib but other pulley is 16 rib however works fine with stock 10 rib bottom pulley.Makes 5lbs of boost on a 547 bbc with BBX3 heads opened up to 200cc combustion chambers with stock pulley, 7lbs on the smaller pulley,,air charge stays cool at that level.Will run on pump gas with similiar big chamber heads.Still on engine,will remove in next week or so.Made 800+hp on pump 93. $3000 if you want it shipped I will crate it up for an additional $200 and deliver it to shipper of your choice,shipping cost is on you . Dont waste my time with offers or trades .if your serious email me [email protected]

Mercruiser / Mercury Racing /B&M420, Holley 850 blower carbs,intake,pulleys,brackets,manifold,everything. Blower was rebuilt and tefloned by Blower Shop about a hundred hours ago,carbs were rebuilt and setup by Dan DiVinci three years ago at a cost of $900, have two pulleys,,stock and slightly smaller,stock is 10 rib but other pulley is 16 rib however works fine with stock 10 rib bottom pulley.Makes 5lbs of boost on a 547 bbc with BBX3 heads opened up to 200cc combustion chambers with stock pulle


Mercruiser / Mercury Racing /B&M420, Holley 850 blower carbs,intake,pulleys,brackets,manifold,everything. Blower was rebuilt and tefloned by Blower Shop about a hundred hours ago,carbs were rebuilt and setup by Dan DiVinci three years ago at a cost of $900, have two pulleys,,stock and slightly smaller,stock is 10 rib but other pulley is 16 rib however works fine with stock 10 rib bottom pulley.Makes 5lbs of boost on a 547 bbc with BBX3 heads opened up to 200cc combustion chambers with stock pulle


Mercruiser / Mercury Racing /B&M420, Holley 850 blower carbs,intake,pulleys,brackets,manifold,everything. Blower was rebuilt and tefloned by Blower Shop about a hundred hours ago,carbs were rebuilt and setup by Dan DiVinci three years ago at a cost of $900, have two pulleys,,stock and slightly smaller,stock is 10 rib but other pulley is 16 rib however works fine with stock 10 rib bottom pulley.Makes 5lbs of boost on a 547 bbc with BBX3 heads opened up to 200cc combustion chambers with stock pulle


Mercruiser / Mercury Racing /B&M420, Holley 850 blower carbs,intake,pulleys,brackets,manifold,everything. Blower was rebuilt and tefloned by Blower Shop about a hundred hours ago,carbs were rebuilt and setup by Dan DiVinci three years ago at a cost of $900, have two pulleys,,stock and slightly smaller,stock is 10 rib but other pulley is 16 rib however works fine with stock 10 rib bottom pulley.Makes 5lbs of boost on a 547 bbc with BBX3 heads opened up to 200cc combustion chambers with stock pulle

not parting out,sells complete only,if you want to part it,buy whole thing then sell rest yourself.

Sold!