AFR 1039 LT4 195/65CC .650 LIFT ASSEMBLED LOWEST PRICE ON EVERY PART NUMBER MADE

Regular price $ 2,407.27

CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.

AFR's 195cc "Competition" heads are the preferred choice for a more aggressive street or street/strip build. They feature 100% CNC ported intake, exhaust & chambers, A356 aluminum castings and high quality components throughout. Recommended for displacements up to 400 cubic inches, operating up to 6500-6800 RPM. Legal for 1994 and older emissions controlled vehicles under CARB EO #D-250-2.

195cc Aluminum SBC Competition Cylinder Heads
Part # Plug Type Combustion Chamber
1039 GM LT4 65cc

 

195cc Competition Head Flow Chart
  .200 .300 .400 .500 .550 .600
Int 151 211 260 293 304 308
Exh 125 172 207 224 229 233

Test conducted at 28" of water (pressure) on Superflow 600
Bore Size: 4.060", 3/4" radius plate exhaust, 1 3/4" curved pipe

Included 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, 2.080" x 4.900" Overall Valve Length
7259
8mm Bead Lock Exhaust Valve, 1.600" x 4.950" Overall Valve Length
7250
PAC Racing Spring 1.270" OD Hydraulic Dual Valve Spring, 
155 lbs. on seat, .650" maximum lift, Max RPM 7000-7200
8019
7° Manley Chrome Moly Retainers 1.245" O.D x .885" I.D x .655" I.D
8514
7° Bead Lock Valve Keepers
9007
ARP 7/16" Rocker Studs
6405
Adjustable 5/16" Guide Plates
6103
Viton Valve Seals .600" O.D x .495" I.D
6612
Hardened Valve Spring O.D Locator 1.380" O.D x .570" I.D
8042
Ductile Iron Intake Valve Seats 2.200" O.D x 1.750" I.D x .375" Deep
9060
Ductile Iron Exhaust Valve Seats 1.696" O.D x 1.325" I.D x .305" Deep
9070
8 mm Bronze Valve Guides .502" O.D x 2.100" O.A.L
9051
Specifications & Features:
Material
A356 Aluminum
Intake Port Volume
195cc
Intake Port Dimension
2.185" H x 1.265" W 5/16 Radius
Intake Port Location
Stock
Exhaust Port Volume
64cc
Exhaust Port Dimension
1.460" H x 1.565" W
Exhaust Port Location
.100" Raised
Combustion Chamber Size
65cc or 75cc
Valve Cover Bolt Pattern
Perimeter Bolt
Valve Angle
23°
Valve Spring Pocket Diameter
1.460" O.D
Max Valve Spring Pocket Machining
1.750" O.D
Warning: Do not machine spring pad any deeper.
Deck Thickness
.750"
Minimum Bore Diameter
4.000"
Flat Mill
.006" per cc 60cc Maximum
Angle Mill
.009" per cc 55cc Maximum
Note: Angle mills might require .120" Thick intake gasket.
Minimum Cross Sectional Area
1.920 sq. in.
Spark Plug Dimensions
14mm x .750" w/Gasket Seat
Carb EO#
D-250-2

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CALL SHANON AT 507 445 3235 WITH ANY QUESTIONS.

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Warning: May cause cancer and reproductive harm.