I think i might have blown a HG....Help please

[ryanimpalass]

1986 buick grand national 124.xxx miles


I have a scan master it was reading zero knock and O2's was reading in the upper 700's there isnt any oil in the coolant and no coolant in the oil there is oil all over the passenger side valve cover car not running hot and if you press the gas a little... smoke comes from the breather on both sides on valve cover and out the tail pipe... no coolant loss also

 

[87NAT]

1986 buick grand national 124.xxx miles


I have a scan master it was reading zero knock and O2's was reading in the upper 700's there isnt any oil in the coolant and no coolant in the oil there is oil all over the passenger side valve cover car not running hot and if you press the gas a little... smoke comes from the breather on both sides on valve cover and out the tail pipe... no coolant loss also

Do a compression check on all cylinders.

 

[Razor]

Puff puff puff out the breather is a blown gasket or hole through piston.

What boost where you running? Do you have a scanmaster on the car?

 

[ryanimpalass]

i was running about 16psi on alky yes i have a scanmaster on the car