27-05-2013, 08:27 PM
Studs are a better design as you can tighten them up solid into the head without the risk of stripping the threads and having to re-tap the head, with studs in place you can then properly torque your manifolds down onto them with nuts rather than trying to overtighten the bolts into the head
Current stable
'09 Mercedes E320cdi wagon
'99 306 gti6
'09 Mercedes E320cdi wagon
'99 306 gti6