96 mar mag 200 prob still there motor starts to stall after 8-10 minutes of run time (runs perfect for first stop on lake) wont run over 3500 and stuttering then .fuel pressure at 37 psi on strader valve . rebuilt mech. fuel pump, checked all filters replaced fuel line ,stator, both switch boxes, both volt regs. Checked air temp sensor water temp sensor and new plugs also. Out of ideas.


Modified by swampratwt at 7:31 PM 6/13/2011