All American 13 Degree Small Block Chevy Racing Heads

All American Race Series
13° SBC Racing Heads

Starting at
$1130.00 Each

Series P/N: 219 (QTY & OPTIONS ADDED TO BASE PRICE AT CHECKOUT)

  • 13 Degree Modified 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.

The New All American RS 13° 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.

All American RS Series by Pro-Filer

Series P/N: 219 Configuration Options


Casting Style
Valve Guide Size
Valve JOB Size

Valve Seat Material
Note: Copper Alloy recommended for Titanium Valves

Available with as cast 285cc Intake Ports and 42cc Chambers. Your choice of Valve Seats, Steel (STD) or Copper Alloy. Valve Guides available in either 5/16, 11/32 or a combination or the two.

Qty
Starting at
$1130.00 Each

Series P/N: 219 (QTY & OPTIONS ADDED TO BASE PRICE AT CHECKOUT)

Details


Series P/N: 219 SBC Head Specifications

Material:Aerospace Specification, A356 Aluminum Alloy (Primary Virgin Ingot)
Valve Angle: 13 Degree
Intake Port Volume & Shape: 285cc, PRECISION As-Cast
Combustion Chamber: Heart-Shaped, As-Cast 42cc
Spring Pocket:Maximum of 1.675 (no deeper)
Valve Diameter: Intake 2.180"-2.200", Exhaust 1.600"
Deck Thickness:1/2"
Spark Plugs:.750 Reach, Gasketed (NGK R5671A-7 or colder)
Valve Seats: Steel (standard) or Copper Alloy
Valve Guides:Manganese Bronze to assist in extending valve life
Rocker System:Shaft
Milling:Flat - .0050" per cc
Engine Size:357cid & larger
Valve Covers: Std SBC rail bolt
Bore Spacing: Standard
Application: High Performance Drag Racing / Circle Track

Air Flow Detail #219 SBC All American Head - 285cc Runner

Pro Filer Small Block Chevy All American Heads with 285cc Intake Runner, 2.200" Intake Valve and 1.600" exhaust valve. Flow data based on Cylinder #1 intake and exhaust port. Flow measured at 28" of depression.

Air Flow Detail #219 285cc Runner

LiftIntake CFMExh CFM% Exh/Int
0.200 157 107 68%
0.300 233 158 68%
0.400 300 206 69%
0.500 344 233 68%
0.600 370 251 68%
0.700 377 260 69%
0.800 378 268 71%

Air Flow Chart #219 - 285cc Runner

PN 219 All American 285cc Runner Air Flow Chart

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