Originally Posted by SonicGSR98
yes, on the 89 USDM HF that I had the head off of, there were only 8 total valve reliefs.
That's neat, Honda cheaped out on the 5G's and opted to make only 16V pistons to save money. It's nice to know they did make devoted 8V pistons for the HF.
I still don't believe an HF/16v hybrid will come anywhere close to a 14 second 1/4 though.