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Pro-Filer is a Proud Sponsor of these organizations
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SBC 23 Degree Racing Cylinder Head
Race
Winning Performance out of the box... |
 Accepts
up to 1.600 Springs- End pads drilled and tapped
for accessories
- Bronze valve guides reduce stem
wear
- Perfect Stock Replacement Intake Port Size
210cc
- Available in with or without water jackets
As with all
Pro-Filer Performance Products, our Small Block Chevy standard replacement cylinder
head is a fierce competitor on the track. Powerful port design produced with unbeatable
casting technology gives the "Pro-Filer" SBC Standard Port 23 degree
replacement head and edge on the market to provide you with awesome power to dominate
your field. 
Whether
it's circle track or drag racing chose the Pro-Filer SBC for a ready to go straight
out-of-the-box solution to needing BIG power and BIG performance for little time
and money. | | Air
Flow Chart 
| Note: Flow rates may vary for any number of circumstances
due to valve job, valves, the flow bench used, test parameters, etc. |
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| Technical Details
| Material: A356 Primary Ingot Aluminum |
| Valve Angle: 23 Degree (Intake) |
| Bore Spacing: Standard SBC |
| Intake Port Volume: 210cc |
| Combustion Chamber: 64cc |
| Exhaust Valve Diameter: 1.600 or 1.625 |
| Intake Port Flow: 295 cfm@ .700 with 2.055 valve |
| Intake Valve Diameter: 2.02, 2.055 or 2.080 |
| Deck Thickness: 1/2" Deck for Nitrous or Blown
Applications | | Spark Plugs: Angled
.750 Reach, Gasketed (NGK R5671A-7 or colder) | | Valve
Train: Standard or Shaft Mounted | | Valve
Guides: Bronze Alloy (standard) | | Spring
Pocket: 1.625 OD Maxiumum | | Valve
Springs: Up to 1.600" Dia | | Valve
Seats: Ductile Steel (standard) | | Valve
Length: 4.890 - 5.115 (depending on spring size) | Product
Accessory Details
| Intake Manifold: Aluminum Single or Dual Plane |
| Intake Gaskets: Use Fel-Pro 1206 or Mr. Gasket
5812) | | Exhaust Gaskets: Use Fel-Pro
1406 | | Valve Covers: Center or Rail
Bolt SBC | | Pistons: Most 23 Degree
Aftermarket | | Rocker Systems: Standard |
| Head Bolts / Studs: Stock Head Bolts or ARP #134-3601,
Head Studs - ARP 134-4001 or 234-4301 (12pt) | | Push
Rod Length: Stock Length = 7.800 to +.100 (should be measured as needed) |
| Push Rod Guide Plate: Uses Standard SBC 60/40 split guide plates |
| Stud Girdle: Can use any standard girdle |
| Block Use: Any SBC Block (Iron or Aluminum) |
Product Recommendations for Optimum Performance
| Intake Manifold: Any Dual or Single Plane Intake
Manifold | | Bore Size: Optimized
for 4.030 bore | | Pistons: Most Aftermarket |
| Rocker Systems: Shaft Mounted: Jesel or T&D
(both available from Pro-Filer) | | Nitrous
Systems: Nitrous Express or Wilson Manifolds Pro-Flow |
| Valves: VICTORY Valves - Titanium or Stainless Steel |
| | Part Numbers Available
Solid (no water passages) for $100 extra, call for details..
| | | |
| PN | Description |
Price |
Qty | | | 176-21-02 | SBC
23 Degree, 210cc Ports, Racing Single Cylinder Head - 11/32 Guides & Steel Seats
(bare) | $450.00 ea |
| | | 176-21-04 | SBC
23 Degree 210cc Port Racing Single Cylinder Head - Steel Valve Seats, 11/32 Guides,
3 Angle Valve Job, 2.02/1.60 Stainless Steel Valves, Steel Retainers, Roller Springs
w/10* locks - Assembled | $499.00 ea |
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updated 6/12/07 |
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Pro-Filer Performance Products
PO Box 217
New Carlisle, OH 45344
937-846-1333
info@profilerperformance.com
Not legal for sale or use on pollution controlled motor vehicles
Copyright - © 2010 Pro-Filer Performance Products
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