Intake Manifold Studs
Those of you breaking intake manifold studs, is 8000+rpm the common denominator? If so, are you running an aftermarket balancer? How about fully balanced rotating assembly? (Wondering if the SuperMiata balancer and the like would reduce high rpm vibration enough to combat vibration related failures?)
I use a torque wrench though. I previously ran the factory brace but due to packaging, now I don't.
Graeme, I see a thick, insulating IM gasket. I wonder if that's a factor?
I've only run the OEM IM gasket. No brace (packaging), 7500RPM revlimiter hit often and lots and lots of tracking. No issues so far (knocks on wood).
I've only run the OEM IM gasket. No brace (packaging), 7500RPM revlimiter hit often and lots and lots of tracking. No issues so far (knocks on wood).
After asking others, I ditched the insulator. But only after I bought a set of the ARP studs. I tried the phenolic one from Bill at Miata Roadster, but it was too thick for the studs I already bought. So no insulator now.
We will see after Sunday's event how it holds up.
We will see after Sunday's event how it holds up.
Yet another year of racing on the ARP studs without an issue. If you are breaking intake studs....order the ARP studs I referenced earlier in this thread. They are awesome sauce.
interesting find... its a whole kit for <$30
Stainless Steel Intake Manifold Stud Kit - 1999-2005 Mazda MX-5 Miata | Acadiana Sports Car Orphanage - Official Store
Stainless Steel Intake Manifold Stud Kit - 1999-2005 Mazda MX-5 Miata | Acadiana Sports Car Orphanage - Official Store
interesting find... its a whole kit for <$30
Stainless Steel Intake Manifold Stud Kit - 1999-2005 Mazda MX-5 Miata | Acadiana Sports Car Orphanage - Official Store
Stainless Steel Intake Manifold Stud Kit - 1999-2005 Mazda MX-5 Miata | Acadiana Sports Car Orphanage - Official Store
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