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Vehicle Info NeededAFR - AIRFLOW RESEARCHPART NUMBER: 033-1420
185cc Renegade Street Aluminum Cylinder Heads SB-Ford
$1,91340$2126.00You Save$212.60
Ships on 10/06/2026
Lowest Price GuaranteeEmissions Legal Renegade Cylinder HeadsCARB EO #250-3 185cc Intake Ports 70cc Exhaust Ports
- 185cc Renegade Street Aluminum Cylinder Heads
- SB-Ford
- 72cc Combustion Chambers
- 3/8'' Rocker Arm Studs
- CARB EO #250-3
- Sold in Pairs, 2/pkg.
Small Block Ford 185cc Renegade Basic Package Components 100% CNC Ported Combustion Chambers 100% CNC Ported Exhaust Ports 100% CNC Ported Intake Ports Competition 5-Angle Valve Job Intake Valve, 2.020' x 4.903' o.a.l. Exhaust Valve, 1.600' x 4.955' o.a.l. 1.290' OD Hydraulic Roller Dual Valve Spring, 135 lbs. on seat, .600' maximum lift, max RPM 6300-6500 7º Manley Chrome Moly Retainers 7º Valve Locks 3/8' Rocker Studs Adjustable 5/16' Guide Plates Viton Valve Seals Hardened Spring Cups Intake Valve Seats Exhaust Valve Seats Bronze Valve Guides Thermactor Air Injector Small Block Ford 185cc Renegade Street Head Specifications Head Torque w/Moly Lube 100 Ft. Lbs. with 1/2' Stud Rocker Stud Torque 55 Ft. Lbs. Intake Port Gasket, 1.280' x 2.100' w/ 3/8' radius Fel-Pro 375-1262 - DO NOT PORT MATCH Intake Manifold to Fel-Pro Gasket. Exhaust Port Gasket Fel Pro 375-1415 Head Gasket Fel Pro 375-1011-1 Head Bolts & Studs Standard ARP Head Bolt Washers Manley Standard Head Bolt Bushings, 1/2'-7/16' Standard ARP Stud Girdle Standard Suggested Manifold RPM Performer, Victor Jr. Spark Plug Starting Range Autolite 3924 Combustion Chambers 72cc Spring Pocket can be cut to 1.625, no deeper. Valve Spacing Standard Rocker Arms Standard, will not accept rail rocker arms Valve Angle Standard Angle Mill (10cc Maximum Optional Mill) .008' per cc Flat Mill (4cc Maximum Optional Mill) .006' per cc
Part TypeCylinder Head
BrandAFR - AIRFLOW RESEARCH
Package Height8.7
Package Width12.0
Package Length24.6
Weight66.45 PG
Part CategoryPerformance Parts
Cylinder Head MaterialAluminum
Intake Port LocationStandard
Exhaust Valves IncludedYes
Locks IncludedYes
Retainers IncludedYes
Lock Style7 degree
Guideplates IncludedYes
Rocker Arms IncludedNo
Oiling StyleThrough pushrod
Rocker Arm Nuts IncludedNo
Cylinder Head FinishNatural
Valve Seats MachinedYes
Intake Valve Angle20
Maximum Valve Lift0.6 in (15.24 mm)
Valve Seat MaterialDuctile iron
Heat CrossoverYes
Number Of Springs Per ValveDual
Valve Springs IncludedYes
Spark Plug StyleAngled
Valve Seat Machine Style3-angle
Damper Spring IncludedYes
Valve Guides IncludedYes
Cnc-Machined Intake RunnerYes
Intake Valves IncludedYes
Combustion Chamber StyleHeart
QuantitySold as a pair
Valve Stem Seals IncludedYes
Intake Valve Diameter2.02 in (51.308 mm)
Accessory Bolt Holes DrilledYes
Exhaust Runner Volume (Cc)68
Exhaust Port LocationStandard
Valve Guide MaterialBronze
Outside Diameter Of Outer Spring1.29 in (32.8 mm)
Combustion Chamber Volume (Cc)72
Machined For O-RingNo
Exhaust Valve Angle20
Steam Holes DrilledNo
Rocker Arm Studs IncludedYes
Cylinder Head StyleAssembled
Part FitmentSemi Universal
Valve Cover Mounting StylePerimeter bolt
Retainer MaterialChromoly steel
Intake Runner Volume (Cc)185
Cnc-Machined Exhaust RunnerYes
Cnc-Machined Combustion ChamberYes
Exhaust Valve Diameter1.6 in (40.64 mm)
Vendor Part Number1420
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
