The Ultimate Bolt-On Emission Legal Street/Strip Weapon!
If you need the world´'s finest street/strip small block Ford head, check out AFR's all new 195cc intake port emissions legal (CARB EO #250-3- Part numbers 14xx only) performance cylinder heads. With lightweight 8mm 2.050 intake valves, 1.600 exhaust valves, combustion chamber volumes of 58cc or 72cc, and 70cc exhaust ports, AFR's new 195cc Ford cylinder heads are designed for 331-392 cid engines operating from 2000 rpm to 7000 rpm. A 3/4" thick head deck makes the AFR head ideal for nitrous or blower applications. Will not accept rail rocker arms. Hardened pushrods required.
Note: AFR 1381, 1383, 1426 and 1428 Competition package head exhaust port is raised .125 over stock.
Note: Stock 86-93 5.0L must have pistons notched for clearance.
| Basic Package Components | Part # |
| 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, 2.050" x 4.903" Overall Valve Length, Stud mount | AFR #7252 |
| Bead Lock Exhaust Valve, 1.600" | AFR #7250 |
| PAC Racing Spring 1.270" OD Hydraulic Roller Dual Valve Spring, 155 lbs. on seat, .650" maximum lift, Max RPM 7000-7200 | AFR #8019 |
| 7° Chrome Moly Retainers | AFR #8514 |
| 7° Bead Lock Valve Keepers | AFR #9007 |
| ARP 7/16" Rocker Studs | AFR #6405 |
| Adjustable 5/16" Guide Plates | AFR #6103 |
| Viton Valve Seals | AFR #6612 |
| Hardened Spring Cup | AFR #8042 |
| Ductile Iron Intake Valve Seats 2.131" O.D x 1.680" I.D x .375" Deep | AFR #9059 |
| Ductile Iron Exhaust Valve Seats 1.650" O.D x 1.350" I.D x .375" Deep | AFR #9069 |
| Bronze Valve Guides | AFR #9051 |
| Thermactor Air Injector | AFR #6226 |
| Specifications, Features, and Optional Supporting Components |
| Head Material |
A356 Aluminum |
| Intake Port Volume | 195cc |
| Intake Port Dimension | 2.060" H x 1.220" W 11/32 Radius |
|
Intake Port Location
|
Stock |
| Exhaust Port Volume | 70cc |
| Exhaust Port Dimension | 1.405" H x 1.400" W |
| Exhaust Port Location | Raised .125" |
| Combustion Chamber Size | 58cc or 72cc |
|
Valve Cover Bolt Pattern
|
Perimeter Bolt |
| Valve Angle | 20° |
| Valve Spring Pocket Diameter | 1.460" O.D |
| Max Valve Spring Pocket Machining |
1.625" O.D |
|
Deck Thickness
|
.750" |
| Minimum Bore Diameter | 4.000" |
| Flat Mill | .006" per cc 54cc Max (from 58cc); 68cc Max (from 72cc); |
| Angle Mill | .009" per cc 48cc Max (from 58cc); 62cc Max (from 72cc) |
|
Minimum Cross Sectional Area
|
2.075 sq. in. |
| Note: Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit AFR. | |
| Spark Plug Dimensions | 14mm x .750" w/Gasket Seat |
|
Carb EO#
|
D-250-3 |
|
Head Bolt Diameter
|
1/2" |
| Intake Port Gasket, Fel-Pro #1262 | AFR #6832 |
| Exhaust Port Gasket, Fel-Pro #1487 | AFR #6839 |
| Head Gasket, 302/351 Windsor, Fel-Pro #1011-1 | AFR #6808 |
| SB Ford 1/2" Bolt Head Bolts, ARP #154-3603 | AFR #6318 |
| SB Ford 1/2" Bolt Head Studs, ARP #254-4503 | AFR #6317 |
| 1/2" Bolt - 7/16" Thread Head Bolts, 289/302W: ARP 254-3708 | AFR #6319 |
| Head Bolt Washers, Manley | AFR #6320 |
| Stud Girdle | AFR #6207 |
| Suggested Manifold |
RPM Performer or Vic Jr.Suggested Manifold
|
| Spark Plug Starting Range | Autolite 3924 |
