All American 13 Degree Small Block Chevy Cylinder Heads

Race Winning Performance out of the box...

The New All American RS 13deg cylinder head features the most reliable casting in the industry. Made from Pro-Filer's unique A356 alloy and featuring an unmatched port and chamber design, this head has what it takes to get you to the front of the pack.

Available with an as cast 285cc intake port or fully CNC ported to 300cc. Designed with a solid rocker bar, an efficient combustion chamber and well over 400cfm it is easy to see why this is an "All American" choice for you SBC racing application.

Pro-Filer All American 13 Degree SBC Heads
217 Series 13 Degree All American SBC Heads
  • 13 Degree Valve Angle
  • 285cc Intake Port
  • 42cc Heart Shaped Combustion Chamber
  • Up to 2.200 Intake & 1.600 Exhaust Valves
  • Accepts up to 1.675 O.D. Springs
  • Made in the U.S.A.
Pro-Filer All American 13°
SBC Racing Cylinder Heads

Available with As Cast 285cc Intake Ports and 42cc Chambers. Your choice of Valve Seats, Steel (STD) or Copper Alloy.

Series 219
Base Price (each):

Intake Port Size
Casting Style - Coolant Passages
Chamber Size
Valve Seat Material
Valve Job
Assembly Options Available - Call for Details

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.

Air Flow Data Pending - Stay Tuned...

All American 13 Degree SBC Racing Cylinder Heads

Material: Aerospace Specification, A356 Aluminum Alloy (Primary Virgin Ingot)
Valve Angle: 13 Degree
Intake Port Volume and Shape: 285cc, PRECISION As-Cast
Combustion Chamber: Heart-Shaped, As-Cast 42cc
Valve Spring Pocket: Maximum of 1.675 (no deeper) Exhaust Valve: 1.600"
Intake Valve: 2.180"-2.200"
Deck Thickness: 1/2" deck
Spark Plugs: Uses Gasketed 3/4" Reach Plugs such as NGK R5671-7 Series
Valve Seats: Steel or Copper Alloy
Valve Guides: Manganese Bronze to assist in extending valve life
Milling: .0050 per cc flat milling
Engine Size Recommendation:357cid & larger
Application: High Performance Drag Racing / Circle Track

Pro-Filer Performance Products
PO Box 217
New Carlisle, OH 45344
United States of America
Phone: 937-846-1333
Proudly Made in America