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Pro Filer Performance Products

185cc All American Aluminum 23° SBC Racing Heads, Valve Jobbed, Straight Plug, Each

185cc All American Aluminum 23° SBC Racing Heads, Valve Jobbed, Straight Plug, Each

Regular price $775.00 USD
Regular price Sale price $775.00 USD
Sale Sold out
Chamber Size
Intake Valve

General Description

Profiler Aluminum Cylinder Head, Valve Jobbed, Small Block Chevy All American As Cast 185cc Intake, D-Port Exhaust, Straight Plug, Chevrolet, Each

  • 185cc As-Cast Intake Runner
  • 64cc, 70cc and 72cc Chambers Available
  • Bronze guides for reduced stem wear
  • End pads drilled and tapped for accessories

Overview

 

Material:Aerospace Specification, A356 Aluminum Alloy (Primary Virgin Ingot)
Valve Angle:23° valve angle provides bolt on compatibility for stock accessories
Bore Spacing:Standard
Intake Port Volume & Shape:Rectangle Shaped, PRECISION As-Cast 185cc
Combustion Chamber:Heart-Shaped, As-Cast - 64cc, 70cc, 72cc
Application:High Performance (off road use only i.e. race track/marine)
Rocker System:Improved Solid Rocker Bar for added stability. May use standard or most aftermarket rockers
Exhaust Valve Diameter:1.600"
Intake Port Flow:185cc 275cfm @ .800" lift
Intake Valve Diameter:2.020"-2.050
Deck Thickness:1/2"
Milling:Angle - .0070" per cc Flat - .0050" per cc
Spark Plugs:Revised location to improve flame travel. .750 Reach, Gasketed (NGK R5671A-7 or colder)
Valve Train:Standard
Valve Guides:Manganese Bronze to assist in extending valve life
Spring Pocket:Maximum of 1.650 (no deeper)
Valve Seats:Steel
Valve Length:Intake: stock length (1.800" install), + .100 long (1.900 install), Exhaust: stock length (1.800" install), + .100 long (1.900 install)
Valve Covers:Drilled for both, center and rail bolt

Flow Numbers

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