Basic Package Components | |
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 | |
8mm Bead Lock Exhaust Valve, 1.600" x 4.950" Overall Valve Length | |
PAC Racing Spring 1.270" OD Hydraulic Roller Dual Valve Spring, 155 lbs. on seat, .650" maximum lift, Max RPM 7000-7200 | |
7° Chrome Moly Retainers | |
7° Bead Lock Valve Keepers | |
ARP 7/16" Rocker Studs | |
Adjustable 5/16" Guide Plates | |
Viton Valve Seals | |
Hardened Valve Spring I.D Locator 1.550" O.D x .780" I.D | |
Ductile Iron Intake Valve Seats 2.131" O.D x 1.680" I.D x .375" Deep | |
Ductile Iron Exhaust Valve Seats 1.650" O.D x 1.350" I.D x .375" Deep | |
Bronze Valve Guides | |
Thermactor Air Injector Reducer Bushing (5/8"-11 x 7/16"-14) |
195cc Competition Head Flow Chart | |||||||
.200 | .300 | .400 | .500 | .550 | .600 | .650 | |
Int | 148 | 201 | 255 | 283 | 292 | 294 | 298 |
Exh | 126 | 171 | 207 | 222 | 227 | 231 | 235 |
Test conducted at 28" of water (pressure) on Superflow 1020
Bore Size: 4.060", 3/4" radius plate exhaust, 1 3/4" curved pipe
Item# | Description | Qty. | MSRP | Your Price | ||
---|---|---|---|---|---|---|
1426-716 |
195cc SBF Competition Cylinder Head |
$2,613.04 |
ADD TO CART
|
|||
1428-716 |
195cc SBF Competition Cylinder Head |
$2,613.04 |
ADD TO CART
|
|||
1381-716 |
195cc SBF Competition Cylinder Head |
$2,613.04 |
ADD TO CART
|
|||
1383-716 |
195cc SBF Competition Cylinder Head |
$2,613.04 |
ADD TO CART
|
Our 195cc Competition cylinder heads feature 100% CNC machined intake ports, exhaust ports and combustion chambers. Manufactured in A356 aluminum and assembled with high quality components. Not compatible with OEM pistons. Component upgrades and different machining options are available to suit your specific build. AFR heads are available bare (without parts), call our tech line for details.
Specifications & Features: | |
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 54cc Max (from 58cc); 68cc Max (from 72cc);
|
Minimum Cross Sectional Area |
2.075 sq. in.
|
Spark Plug Dimensions |
14mm x .750" w/Gasket Seat
|
CARB Status:This product is not legal for sale or use on emission-controlled vehicles and intended for dedicated race vehicles only. | |
Head Bolt Diameter |
1/2"
|
Recommended Components: | |
Intake Port Gasket, 1.200" X 2.000" w/ 3/8" radius, Fel-Pro #1262 | |
Important: Do not use your AFR gasket as a template to port match your intake manifold as one AFR gasket is used for many AFR runner volumes. | |
Exhaust Port Gasket, Fel-Pro #1487 | |
Head Gasket, Fel-Pro #1011-1 | |
SB Ford 1/2" Bolt Head Bolt Kit, ARP #154-3603 | |
SB Ford 1/2" Bolt Head Stud Kit, ARP #254-4503 | |
1/2" Bolt - 7/16" Thread Head Bolts | |
Head Bolt Washer Kit, Manley | |
Stud Girdle | |
Suggested Manifold |
RPM Performer or Vic Jr.
|
Spark Plug Starting Range |
Autolite 3924
|
You’ll be first to know about Air Flow Research products, discounts and special events!