With the smoothest finish my shop could give me using Diamond tooling I still ended up with a mild BHG after a 30 psi pull on the dyno, part of this might have been the Permatex used during assembly.
Last build I used a HKS Stopper Dry with my Lapped surface bumped the compression up and it...
Ryan: So far no real failures in the bottom end revving it this hard but yes the valvetrain is suffering and it's been built with the best of everything!
Matt: You ;)
JDub and I must have hit send at the same time I missed his post!
JD: Yep I bought a Lapping plate and some diamond paste!
When I took the block back to the machine shop they were blown away by how smooth it was!
One of their machinsts commented "That's not one of...
Try a "KeenSert" they do a thickwall insert Weez.
No you can't helicoil a helicoil as the Outer thread on the coil isn't a match for any of the inner threads.
Mine will easily go to 8500 when fresh just NOT for sustained periods like I've been running it....
Even then I'd be wanting to swap out valve springs every 2000>3000 KM's as a safety measure.
All well and good flashing a motor to 8+K holding it there is another matter entirely!
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