From the GRM Vault: DIY Head Porting

Our featured article this week comes from the dark ages, before we started creating digital versions of the magazine. So we had to march back to our archives, pick out the magazine and then dig out the scanner.

To zoom in, hold down the CTRL (or Command on a Mac) key and then hit the “+” key.

Read the rest of the story

I can hear the dremels being fired up with a month to go right now...

I'd like to step in and say thanks to the GRM staff for posting the older articles online from time to time.

In reply to Brett_Murphy:

I'd like to echo those sentiments

Brett_Murphy wrote: I'd like to step in and say thanks to the GRM staff for posting the older articles online from time to time.

Thanks. Glad that you're enjoying them.

Tell your friends!

captdownshift wrote: I can hear the dremels being fired up with a month to go right now...

Yeah, totally.

I can't see the photos

Flight Service wrote: I can't see the photos

Hmmm. We're seeing what happened.

And Ed's working on the fix right now. It's technical.

Can anyone comment on how this applies to all the spec miata heads that were outlawed last year?

I'm remembering something about a plunge cut.

Good timing, as I'm DIY porting a head right now for a 460 Big Block.

https://grassrootsmotorsports.com/forum/grm/lets-play-lets-build-a-big-block/119292/page6/