AFR 3610 BBC 265/109CC .725 LIFT COMPLETE LOWEST PRICE ON EVERY PART NUMBER MADE

CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS. Our small port, high velocity 265cc cylinder heads are a cost effective choice compared to re-worked factory big block chevy cylinder heads. The intake runners and exhaust ports are partially CNC machined, while the combustion chambers are offered with partial or full CNC machining with a bowl blend; this torque monster is capable of flowing 354 CFM at 0.650" lift. Recommended for street, street/strip and towing applications with displacements up to 468 cubic inches operating at or below 6200 RPM. Please see footnotes for additional information. 265cc Aluminum BBC Cylinder Heads Part # Description Combustion Chamber 3610 CNC bowl blend, Partially CNC Chamberw/ Hydraulic Roller Springs 109cc 3620 CNC bowl blend, Partially CNC Chamberw/ Solid Roller Springs 109cc 3610-1 CNC bowl blend, Fully CNC Chambersw/ Hydraulic Roller Springs 112cc 3620-1 CNC bowl blend, Fully CNC Chambersw/ Solid Roller Springs 112cc Click part # to add product to your cart   265cc Partial CNC Chamber BBC   .200 .300 .400 .500 .550 .600 .650 Int 154 218 278 323 339 347 354 Exh 127 164 200 230 250 255 260 265cc Full CNC Chamber BBC   .200 .300 .400 .500 .550 .600 .650 Int 164 236 291 326 335 342 345 Exh 135 190 230 258 265 274 280 Test conducted at 28" of water (pressure) on Superflow 600Bore Size: 4.310", 3/4" radius plate exhaust, 1 7/8" curved pipe Included Components 75% CNC Ported Exhaust Ports (Bowl Blend), 75% CNC Chambers 80% CNC Ported Intake Ports (Bowl Blend) Competition 5-angle Valve Job 11/32" Intake Valve, 2.190" x 5.460" Overall Valve Length 7601 11/32" Nail Head Exhaust Valve, 1.880" x 5.450" Overall Valve Length 7630 PAC Racing Springs#1940 1.550" O.D. Hydraulic Roller Dual Valve Spring, 175 lbs. on seat, .725" maximum lift, 473lbs @ .600 lift, Max RPM 6500-6700 8002 PAC Racing Spring 1.550 O.D. Solid Roller Valve Spring, 220lbs on seat, ..710" Maximum Lift, Max RPM 7200-7400 (upgrades available) 8000 Manley 10° Steel Retainers 1.500" O.D x 1.120"I.D x .705" I.D 8511 10° 11/32" Valve Locks with lashcap recess 9005 ARP 7/16" Rocker Exhaust Studs 6406 ARP 7/16" Rocker Intake Studs 6407 Adjustable 3/8" Guide Plates 6109 11/32" Viton Valve Seals AFR #6610 Hardened Valve Spring I.D Locator 1.550" O.D x .780" I.D 8048 Intake Valve Seats 2.450" O.D x 1.950" I.D x .375" Deep 9065 Exhaust Valve Seats 2.000" O.D x 1.580" I.D x .375" Deep 9064 11/32" Intake Bronze Valve Guides .502" O.D x 2.10" O.A.L 9047 11/32" Exhaust Bronze Valve Guides .502" O.D x 2.25" O.A.L 9048 Recommended Components: Intake Port Gasket 6863 Important: Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit AFR heads. Exhaust Port Gasket 6858 Head Gasket, Fel-Pro #1047 (Mark V and VI) 6849 Head Gasket,, Fel-Pro #1017-1 (Mark IV) 6850 Head Bolts, ARP 135-3703 (Mark IV) 6306 Head Bolts, ARP 135-3707 (Mark V) 6308 Head Studs, ARP 235-4713 6307 Head Bolt Washers, Manley 6320 Stud Girdle, (AFR Specific) 6202 7/16 Stud Mount Rocker Arms - 1.7 Ratio (For Optimized Geometry) 6043 1.7 Shaft Mount Rocker Arms T&D 6065 Suggested Manifold Victor Jr Suggested Manifold RPM Performer Spark Plug Starting Range Autolite 3924 Specifications & Features: Material A356 Aluminum Intake Port Volume 265cc Intake Port Dimension 2.030"H x 1.830"W x1/2 Radius Intake Port Location Stock Exhaust Port Volume 132cc Exhaust Port Dimension 1.770"H x 2.010" W Exhaust Port Location .375" Raised Combustion Chamber Size(Partial CNC) 109cc Combustion Chamber Size(Full CNC) 112cc Valve Cover Bolt Pattern Perimeter Bolt Valve Angle 24°/4° Int, 15°/4° Exh Valve Spring Pocket Diameter 1.725" O.D Max Valve Spring Pocket Machining 1.750" O.D Deck Thickness .750" Minimum Bore Diameter 4.125" Flat Mill .006" per cc/ Maximum 102cc as cast or CNC chamber Angle Mill .009" per cc/ Maximum 97cc as cast or CNC chamber Note:Angle mills might require a .120" Thick intake gasket. Minimum Cross Sectional Area 2.640 sq. in. Spark Plug Dimensions 14mm x .750" w/Gasket Seat 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.