TriCity Boater
Recruit
- Joined
- Nov 14, 2012
- Messages
- 2
Does anyone know the torque pressure for the 4 bolts for the manifold risers on a 1989 Mercruiser 4.3l v6? I've heard different pressures from 20-25lbs to 40-45lbs. Then I've also heard it doesn't matter just make sure they are all about the same by using a criss/cross pattern to tighten them.