Latest Skunk2 Specifications at Auto Specifications http://auto-specs.zercustoms.com The RSS feed of the latest 10 Skunk2 specifications at Auto Specifications en 2006 Skunk2 Stealth Civic SiR Specifications http://auto-specs.zercustoms.com/s/skunk2/2006-skunk2-stealth-civic-sir-specifications.html 2006 Skunk2 Stealth Civic SiR Specifications - Specs engine Skunk2 Modified Inline-4 w/Forged Pistons, Forged 4340E Chromoly Rods,CNC Ported Head, Prototype Camshafts valvetrain 4 Valves per Cyl