AFR 0916/0911 SBC 180/65 OR 75CC .600 LIFT ASSEMBLED YOUR CHOICE OF CHAMBER SIZE
CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. AFR’s 180cc “Street” heads are a cost effective performance choice over re-worked factory heads. They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for street, towing, or street/strip engines with displacements up to 383 cubic inches, operating up to 6000 RPM. Legal for 1994 and older emissions controlled vehicles under CARB EO #D-250-2. Component upgrade and machining options are available to customize AFR Heads to your specific build. To ensure trouble free operation of AFR cylinder heads & parts please view the footnotes on pg. 50 for additional information. 180cc Aluminum SBC Cylinder Heads Part # Plug Type Combustion Chamber 0911 Straight 75cc 0916 Straight 65cc 0917 Angle 75cc 0918 Angle 65cc 0919* Angle 65cc *For 1987-1995 with 72° bolt angle, Perimeter Bolt Valve Cover OnlyClick part # to add product to your cart 180cc Street Head Flow Chart .200 .300 .400 .500 Int 138 198 240 260 Exh 110 158 190 207 Test conducted at 28" of water (pressure) on Superflow 600Bore Size: 4.060", 3/4" radius plate exhaust, 1 3/4" curved pipe Included 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, 2.020" x 4.900" Overall Valve Length 7251 8mm Bead Lock Exhaust Valve, 1.600" x 4.950" Overall Valve Length 7250 PAC Racing Spring 1.290" OD Hydraulic Roller Dual Valve Spring,140 lbs on seat, .600" maximum lift, Max RPM 6300-6500 8017 7° Manley Chrome Moly Retainers 1.245" O.D x .885" I.D x .655" I.D 8514 7° Bead Lock Valve Keepers 9007 ARP 3/8" Rocker Studs 6409 Adjustable 5/16" Guide Plates 6103 Viton Valve Seals .600" O.D x .495" I.D 6612 Hardened Valve Spring O.D Locator 1.380" O.D x .570" I.D 8042 Ductile Iron Intake Valve Seats 2.200" O.D x 1.750" I.D x .375" Deep 9060 Ductile Iron Exhaust Valve Seats 1.696" O.D x 1.325" I.D x .305" Deep 9070 8 mm Bronze Valve Guides .502" O.D x 2.100" O.A.L 9051 Recommended Components: Intake Gasket, Fel-Pro #1256 AFR Pkg #6817 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 #1404 6834 Head Gasket, 350cid Fel-Pro #1003 6800 Head Gasket, 400cid Fel-Pro #1014 6802 SB Chevy Head Bolt Kit, ARP #134-3701 6310 SB Chevy Head Stud Kit, 12 Point Nuts, ARP #234-4301 6305 Head Bolt Washers, Manley 6320 AFR Stud Girdle 6200 Suggested Manifold AFR DPR #4804 Spark Plug Starting Range Autolite 3924 Specifications & Features: Material A356 Aluminum Intake Port Volume 180cc Intake Port Dimension 2.050" H x 1.250" W x 5/16° Radius Intake Port Location Stock Exhaust Port Volume 64cc Exhaust Port Dimension 1.450" H x 1.550" W Exhaust Port Location .100" Raised Combustion Chamber Size 65cc or 75cc Valve Cover Bolt Pattern Perimeter Bolt Valve Angle 23° Valve Spring Pocket Diameter 1.460" O.D Max Valve Spring Pocket Machining 1.750" O.D Warning: Do not machine spring pad any deeper. Deck Thickness .750" Minimum Bore Diameter 4.000" Flat Mill .006" per cc 60cc Maximum Angle Mill .009" per cc 55cc Maximum Note: Angle mills might require .120 thick intake gasket. Minimum Cross Sectional Area 1.810 sq. in. Spark Plug Dimensions 14mm x .750" w/Gasket Seat Carb EO# D-250-2 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.