AFR 185
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AFR – Airflow Research 1420 – AFR Small Block Ford 185cc Renegade Street/Strip Aluminum Cylinder Heads

 

AFR – Airflow Research Model # 1420

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.

SKU: 1420. Categories: , .

Product Description

AFR – Airflow Research 1420 – AFR Small Block Ford 185cc Renegade Street/Strip Aluminum Cylinder Heads Details

Emissions Legal Renegade Cylinder Heads

  • CARB EO #250-3
  • 185cc Intake Ports
  • 70cc Exhaust Ports 
    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 1262 – DO NOT PORT MATCH Intake Manifold to Fel-Pro Gasket.
    Exhaust Port Gasket Fel Pro 1415
    Head Gasket Fel Pro 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