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AFR – Airflow Research 1451 – AFR Small Block Ford 220cc Renegade Race Aluminum Cylinder Heads
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AFR – Airflow Research 1451 – AFR Small Block Ford 220cc Renegade Race Aluminum Cylinder Heads

$2,158.25

AFR – Airflow Research Model # 1451

220cc Renegade Race Aluminum Cylinder Heads

  • SB-Ford
  • 58cc Combustion Chambers
  • 220cc Intake Ports
  • 7/16” Rocker Arm Studs
  • Sold in Pairs, 2/pkg.

 

SKU: 1451.

Product Description

AFR – Airflow Research 1451 – AFR Small Block Ford 220cc Renegade Race Aluminum Cylinder Heads Details

 

 

Small Block Ford 220cc Renegade Basic Package ComponentsSmall Block Ford 220cc Renegade Race Head Specifications

100% CNC Ported Combustion Chambers
100% CNC Ported Exhaust Ports
100% CNC Ported Intake Ports
Competition 5-Angle Valve Job
Intake Valve, 2.100” x 5.006” o.a.l.
Exhaust Valve, 1.570” x 5.024” o.a.l.
1.550” OD Solid Roller Dual Valve Spring, 225 lbs. on seat, .710” maximum lift, max RPM 7200-7400
10º Manley 4140 Chrome Moly Steel Retainers
10º Valve Locks
7/16” Rocker Studs
Adjustable 5/16” Guide Plates
Viton Valve Seals
Hardened Spring Cups
Intake Valve Seats
Exhaust Valve Seats
Bronze Valve Guides
Head Torque w/Moly Lube 100 Ft. Lbs. with 1/2” Stud
Rocker Stud Torque 55 Ft. Lbs.
Intake Port Gasket, 1.400” x 2.250” w/ 3/8” radius Fel-Pro 1262R – DO NOT PORT MATCH Intake Manifold to Fel-Pro Gasket.
Exhaust Port Gasket Fel Pro 1487
Head Gasket Fel Pro 1134 or 1135
Head Bolts & Studs Standard ARP
Head Bolt Washers Manley Standard
Stud Girdle Standard
Suggested Manifold Victor Jr., Super Victor
Spark Plug Starting Range Autolite 3922
Combustion Chambers 58cc
Spring Pocket can be cut to 1.580, no deeper.
Valve Spacing 60/40 Standard
Rocker Arms Standard, will not accept rail rocker arms
Valve Angle Standard
Angle Mill (6cc Maximum Optional Mill) .008” per cc
Flat Mill (3cc Maximum Optional Mill) .006” per cc