-7/9s Or -5s Garretts

[SiR_RB]

What valve spring you guys using with over 11mm lift cams?

[XKLABA]

What valve spring you guys using with over 11mm lift cams?

I have the BC springs which we calculated bind at just shy of 13mm lift IIRC

[SiR_RB]

They the single ones with titanium retainers?

[Piggaz]

Brian crower?

[XKLABA]

They the single ones with titanium retainers?

Yes - no

Brian crower?

Yes

[JimmyRickard]

Has there been any advances in technology as far as twin turbo setups go? I replaced my busted ceramics with -7's years ago, has much changed since then?

[Hadouken]

no

[XKLABA]

Yes, Owen development has a bolt on twin GTX 2860 or 63 HTA with the CNC comp wheel

[XKLABA]

Sorry their 68

http://www.owendevelopments.co.uk/article/76/NEW_Skyline_R33-34_twin_GT2668_HTA_turbos/

[GTR-51R]

Thought if just post this, -7's peak to 18 the drop back to 16psi.

322kw R32GTR