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220cc CNC
2.15in² MIN 64-72cc chamber 1.340 x 2.280 opening 1206 Fel Pro 2.37in² AVG CSA 5.68 port length 220cc runner 2.080 intake w/30º BC 1.600 exhaust 45º seats 4.155 Fixture .100 74/62 .200 149/117 .300 213/149 .400 260/180 .500 293/202 .600 308/217 .700 315/229 .800 317/234 .900 320/238 NOTES Powder Metal Seats Bronze Guides |
All CNC machined in USA. Great value for a quality cylinder head! Incredible performance at an affordable price. This is not your typical Chevy Head…This 220 CNC is a Serious Head for Serious Horsepower! DYNO results soon!
5.15@132 in Hardtail dragster 322 cid Sport Mod. 456@5800 and 619@7700 
Flo-Tek 220cc SBC CNC Cylinder Heads
SRH SBC Valve Train Kits include USA Parts! SRH385C (roller) .700 lift, 245@1.930, 600@1.250, 1.170 CB, or SRH425 (HYD) .600 lift Valve Springs, SRH Competition Valves, USA 10º steel retainers, USA machined 10º locks, USA spring locators, USA studs, USA guide plates, USA vition seals.
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