"MX5 block & head with gtx internals swapped in, except pistons which are low compression turbo friendly and half mm oversize"
so you have gtx crank conrods and cams? pistons are mx5 ones just oversized?
im getting slightly confused by "The head is easily used by swapping cam sensor and coil pack"

Thanks heaps! That sounds very much like what Im after! Sounds like more than enough!! So 9psi is spooling nice and quick?? No major lag or anything?? lag is not my friend! And thats on all standard internals in engine? REDBEN earlier suggested changing head to a mx5 (99+) for better flow have you d...

Cheers for that i assume your running the gtx ecu over modified mx5 or a stand alone?
Just quietly how much power to the rear is it making? More than sufficient? Im after something that i can drive daily with out to much issue and really have some smoking fun every so often if you know what i mean ;O

Hi guys I've heard few things about Mazda gtx engines bolting up to the mx5 rwd box can anyone fill me in a bit more?? Because this sounds like it could be a bit of a fun!