Back to Evolution Page Evolution Evolution Head Flow Figures (EV3PK) Lift Stock Int. Stock Exh. EV3 Int. Ported EV3D Exh. "D" Ported .050 27.7 23.7 28.1 23.0 .100 63.4 55.7 60.1 48.1 .150 91.7 82.4 89.1 76.0 .200 120.9 102.1 121.1 102.9 .250 143.5 116.8 148.5 126.4 .300 164.4 129.6 173.4 143.2 .350 180.0 138.9 187.5 157.8 .400 189.6 145.0 199.5 169.6 .450 193.2 150.1 210.0 179.0 .500 195.0 154.2 217.2 188.8 .550 197.0 158.0 219.0 196.1 .600 199.0 162.0 221.1 202.2 All tests are performed at 25" of water. Back to Evolution Page Home | Company Policies | Our Team | Price Sheet Dyno Results Fuel Injection | Twin Cam Mods | EVO Head Mods EVO Sportster | Shovel Head | Iron Sportster Mods Package Upgrades Repair Work | Balancing Services | Parts & Labor | Tools & Supplies WOOD Cams | S&S Gear Drive | KB Pistons | Aftermarket Heads Special Projects | BC Shirts & Decals (916) 638-9008 • Fax (916) 638-0510 Monday-Friday 9am-6pm Pacific 3322 Luyung Drive • Rancho Cordova, CA 95742 All content property of BC Gerolamy © 2002