AFR 1450/1458 SBF 205/58 OR 72CC .710 LIFT ASSEMBLED YOUR CHOICE OF CHAMBER SIZE
CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. AFR's 205cc "Competition" cylinder heads feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for race applications and very agressive street/strip builds operating up to 7400 RPM. Maximum intake flow potential @0.750" lift is 331 CFM. 205cc Aluminum SBF Cylinder Heads Part # Rocker Type Combustion Chamber 1450 Stud Mount 58cc 1458 Stud Mount 72cc Click part # to add product to your cart 205cc Street Head Flow Chart .200 .300 .400 .500 .550 .600 .700 .750 Int 149 205 260 291 302 315 327 331 Exh 126 170 210 219 227 231 234 235 Test conducted at 28" of water (pressure) on Superflow 600Bore Size: 4.060", 3/4" radius plate exhaust, 1 3/4" curved pipe Basic Package Components 100% CNC Ported Combustion Chambers 100% CNC Ported Exhaust Ports 100% CNC Ported Intake Ports Competition 5-angle Valve Job 8mm Bead Lock Intake Valve, 2.080" x 5.000" Overall Valve Length 7255 8mm Bead Lock Exhaust Valve, 1.600" x 5.030" Overall Valve Length 7254 PAC Racing Spring 1.550" OD Solid Roller Dual Valve Spring, 220 lbs on seat, .710" maximum lift, Max RPM 7200-7400 (upgrades available) 8000 10° Manley Steel Retainers 1.500" O.D x 1.120" I.D x .705" I.D 8511 10° Bead Lock Valve Keepers with lashcap recess 9009 ARP 7/16" Rocker Studs 6405 Adjustable 5/16" Guide Plates 6103 Viton Valve Seals .600" O.D x .495" I.D 6612 Hardened Valve Spring I.D Locator 1.550" O.D x .780" I.D 8048 Ductile Iron Intake Valve Seats 2.131" O.D x 1.680" I.D x .375" Deep 9059 Ductile Iron Exhaust Valve Seats 1.650" O.D x 1.350" I.D x .375" Deep 9069 8 mm Bronze Valve Guides .502" O.D x 2.100" O.A.L 9051 Recommended Components: Intake Port Gasket, 1.200" X 2.000" w/ 3/8" radius, Fel-Pro #1262 6832 Important: Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit AFR heads. Exhaust Port Gasket, Fel-Pro #1487 6839 Head Gasket, Fel-Pro #1011-1 6808 SB Ford 1/2" Bolt Head Bolt Kit, ARP #154-3603 6318 SB Ford 1/2" Bolt Head Stud Kit, ARP #254-4503 6317 1/2" Bolt - 7/16" Thread Head Bolts, ARP 254-3708 6319 Head Bolt Washer Kit, Manley 6320 Stud Girdle 6207 Suggested Manifold Super Vic or Vic Jr. Spark Plug Starting Range Autolite 3922 Specifications & Features: Material A356 Aluminum Intake Port Volume 205cc Intake Port Dimension 2.115" H x 1.300" W x 3/8 Radius Intake Port Location Stock Exhaust Port Volume 70cc Exhaust Port Dimension 1.400" H x 1.400" W Exhaust Port Location Raised .125" Combustion Chamber Size 58cc or 72cc Valve Cover Bolt Pattern Perimeter Bolt Valve Angle 20° Valve Spring Pocket Diameter 1.580" O.D Max Valve Spring Pocket Machining 1.625" O.D Deck Thickness .750" Minimum Bore Diameter 4.000" Flat Mill .006" per cc 54cc Max (from 58cc); 68cc Max (from 72cc); Angle Mill .009" per cc 48cc Max (from 58cc); 62cc Max (from 72cc); Minimum Cross Sectional Area 2.165 sq. in. Spark Plug Dimensions 14mm x .750" w/Gasket Seat Head Bolt Diameter 1/2" SHIPS IN THE LOWER 48 STATES FREE! CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. CONTACT US THE PRICE IS NEGOTIABLE BEST OFFER Warning: May cause cancer and reproductive harm.