IAG Stage 3 Extreme Closed Deck Short Block (10.5:1 Compression Ratio) - FRS/BRZ/86 Staged Short Blocks Will not degrade from exposure

Will not degrade from exposure to brake fluid

Stainless Mesh with Teflon Coating

reliable and superior performance

Each set is flow matched to within 1-2%

IAG Stage 3 Extreme Closed Deck Short Block (10.5:1 Compression Ratio) - FRS/BRZ/86 Staged Short Blocks Will not degrade from exposureIAG Stage 3 Extreme FA20 Closed Deck Short Block The IAG Stage 3 Extreme short block starts with new Subaru FA 2. 0L BRZ engine case halves that are machined for improved oiling. Then IAG machines the case halves assembled together in our Haas VF 4SS CNC mill to accept the IAG CLOSED Deck Inserts that transform the block into a solid deck. The unique inserts feature small passages that allow needed coolant flow to the deck surface. The case halves are