Amazon.com: Water Pipe O-Ring for Select Subaru, Toyota, Scion, and Saab Vehicles | Seals Water Pipe Outlets to Both Sides of Engine Block (Two Required Per Car) | OEM# 80693-3010 | Heavy
Tech Guide To SCE Head Gaskets - Dragzine
O Ring Install Tool_ Block and Head_Clone and Animal – Dynamic Engine Development LLC
IE Cam, isky o-ring tool, M20 blocks, i manifold, getrag trans i head, LOTS of parts! - R3VLimited Forums