Install Video: Crawford Billet Power Blocks (BPB) for 2013+ Subaru BRZ (86) - B0400 - YouTube
Dyno Tested: Scion FR-S Corsa Performance exhaust & Crawford Billet Power Blocks | Speed Academy
PQY Billet Power Block Intake Manifold Spacer Compatible with 13+ Subaru BRZ 13-16 Scion FR-S 17+ Toyota 86 FA20 Engine 19hp / 15tq Red, Intake Manifolds - Amazon Canada
Crawford Billet Power Blocks Worth it ? GT86/FRS/BRZ - YouTube
How to install Crawford Performance Billet Power Blocks (video?) - Page 4 - Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB
Third Party Testing: Crawford Billet Power Blocks (BPB / Manifold Spacers) - Page 20 - Toyota GR86, 86, FR-S and Subaru BRZ Forum & Owners Community - FT86CLUB
Crawford - Billet Power Blocks - Intake spacers - Part-Box - Toyota GT86 and Subaru BRZ Drivers Club
Crawford BRZ / FR-S Billet Power Blocks for FA20 engine | Proven to ad – MAPerformance