Ive got an IAG Stage 2 Tuff brand new in the box imported from the USA.
Stage 2 Tuff Short Block Includes:
Case Halves - Brand new Subaru OEM case halves, bored and honed to 99.75mm.
Pistons - Manley 99.75mm Platinum Forged Pistons with .210" steel pins
Connecting Rods - IAG Spec H-Beam / ARP2000 Rod Bolts.
Rod / Main Bearings - ACL or King Race bearings.
Crankshaft - Standard New Subaru Nitride Treated 2017+ STI Crankshaft.
Case / Main Bolts – Standard FHI Subaru case bolts.