OIL IN WATER

1992 Holden Commodore

Tiny

parkers86

March, 27, 2011 AT 6:46 AM

Just built a holden 308 v8 stroked to 355 got head work done new manifold has high compression pistons 11.1 got 480hp on dyno
has full compression in each cylinders but at high revs gets water in oil has head studs could the head studs need a bigger washer on them
swapped blocks and timing cover and got same problem
has brand new torque power manifold heads were machine
and only at high revs it leaks water in oil could the heads be lifting

FOUND 298 RELATED QUESTIONS

1 Answer

Tiny

mmprince4000

March, 27, 2011 AT 1:36 PM

If studs go into water jackets in block, they would have to be coated with sealant.

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