Proflow Cylinder Heads, AirMax 180, SB Chev, Aluminium, Assembled, 64cc Chamber, Straight Plug, 180cc Intake Runner, Pair - PFEAHC18064SP
Contact for availability
Original price
$2,140.70
-
Original price
$2,140.70
Original price
$2,140.70
$2,140.70
-
$2,140.70
Current price
$2,140.70
| /
+ GST
Stock Status:
🛑 Sold out — please contact for availability
Part Number: PFEAHC18064SP
Proflow Cylinder Heads, AirMax 180,SB Chev Aluminium, Assembled, 64cc Chamber
Proflow does not sacrifice quality for a low price--you get both with our aluminium cylinder heads. The lightweight heads are cast from A-356 aluminium alloy with a large choice of engine, for SB & BB Chevrolet, LS Chev Holden Ford SB 289-351W, 302, 351 Cleveland 2V & 3V & BB FE, and Chrysler SB & BB. They have phosphorous bronze valve guides, and ductile iron valve seats for use with unleaded gas. They're also end-milled and drilled for accessories. The fully assembled heads have stainless steel valves, high performance valve springs, 7 degree valve locks, rocker arm studs, and guideplates. Perfect for your Mild or High performance Hot Rod.
| Specifications & Features: |
|
|
| Material |
A356 Aluminum |
|
| Intake Port Volume |
180cc |
|
| Intake seat size |
2.02 |
|
| Exhaust seat size |
1.6 |
|
| Intake Port Dimension |
2.050" H x 1.250" W x 5/16° Radius |
|
| Intake Port Location |
Stock |
|
| Exhaust Port Volume |
64cc |
|
| Exhaust Port Dimension |
1.450" H x 1.550" W |
|
| Exhaust Port Location |
0.100" Raised |
|
| Combustion Chamber |
65cc or 72cc |
|
| 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 |
1.810 sq. in. |
|
| Spark Plug Dimensions |
14mm x .750" w/Gasket Seat |
|
| Carb EO# |
D-250-2 |
|
| Straight Plug |
Angle Plug option |
|
| |
|
|
| |
|
|
| Important: Do not port match your intake manifold to Fel-Pro gasket as it does not precisely fit MIC heads. |
|
| 8mm Bead Lock Intake Valve, 2.020" x 4.900" Overall Valve Length |
Ferrea |
|
| 8mm Bead Lock Exhaust Valve, 1.600" x 4.950" Overall Valve Length |
Ferrea |
|
| PAC Racing Spring 1.290" OD Hydraulic Roller Dual Valve Spring, |
|
|
| 140 lbs on seat, .600" maximum lift, Max RPM 6300-6500 |
|
|
| 7° Manley Chrome Moly Retainers 1.245" O.D x .885" I.D x .655" I.D |
|
|
| 7° Bead Lock Valve Keepers |
|
| 3/8" Rocker Studs |
|
|
| 5/16" Guide Plates |
|
|
| Viton Valve Seals .600" O.D x .495" I.D |
|
|
| Hardened Valve Spring O.D Locator 1.380" O.D x .570" I.D |
|
|
| Powder Metallurgy Intake Valve Seats 2.200" O.D x 1.750" I.D x .375" Deep |
|
|
| Powder Metallurgy Exhaust Valve Seats 1.696" O.D x 1.325" I.D x .305" Deep |
|
