> Brett & Tiana wrote:
>
> I've just checked out the website of a Winnipeg, Manitoba rotary engine
performance shop called JHB Performance. The link is
http://www.jhbperformance.com
>
> They specialize in refurbishing otherwise unuseable rotor housings (assuming
they're not warped) by applying a "Cermet" coating, supposedly the same stuff
used in the engine of the Lemans 4-rotor.
> It first I thought they meant ceramic, but apparently this stuff contains a
carbide substance with a softer matrix material holding it together. They also
re-do end and intermediate housings and
> rotors. Their durability claims sound encouraging but maybe, shall we say,
"optimistic."
>
> My question is, has anybody on here actually used these housings and if so,
how are they holding up? This would be valuable info because the latest word (at
least according to the RX7 enthusiast
> rumor mill) is that Mazda intends to discontinue production of 12A and 13B
rotor housings to free up production space and tooling for more efficient
Renesis engine production. May be just a rumor
> but if not, the refurbishing option is looming large--- especially since their
current prices appear to be half what Mazda is asking for a new housing.