Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB - View Single Post - FA20 OEM pistons, are they Forged or Cast ?

3MI Racing · 05-25-2012, 09:59 AM

I'm with Jeff on this one. Knowing Subaru, who did the engine, they'll be hyperutectic...which looks to be the case with the photo posted up above.

Can't wait to get my engine here so I can start working up the internals.

-Micah
'Homemade WRX'

05-25-2012, 09:59 AM	#32
3MI Racing Pro Subie Engine Nerd Join Date: Feb 2012 Drives: empty spot for an FR-S/BRZ Location: Virginia Posts: 96 Thanks: 8 Thanked 36 Times in 19 Posts Mentioned: 1 Post(s)	I'm with Jeff on this one. Knowing Subaru, who did the engine, they'll be hyperutectic...which looks to be the case with the photo posted up above. Can't wait to get my engine here so I can start working up the internals. -Micah 'Homemade WRX'