Brodix SR20 Fully CNC Ported Aluminum Big Block Chevy Cylinder Heads
SR20 20° $5,595
Priced Per Pair

We Start Every Custom Build Of Our Cylinder Heads With Brand New Brodix Castings And Specifically Selected Components - These Heads Are Never "Factory Assembled"!

Texas Size Conventional Heads!

These Heads Bend The Rules For Conventional Head Warfare Like No Other. Developed To Fit The Texas Pro Stock Association Rules, These 20° Castings Offer All Of The Reliability Of Conventional Design With The Power Of 14 - 18° Big Chief Style Heads. More Laps - Same Power - Less Money - A Winning Combination!

Shafiroff Racing Cylinder Head Sale - Save $200 On Any Set Of Dart or Brodix Big Block Chevy Heads!
  • Porting:
  • Chambers:
  • Intake Port:
  • Exhaust Port:
  • Intake Valve:
  • Exhaust Valve:
  • Fully CNC Ported
  • 95cc
  • Raised Oval Runner
  • Standard Pattern
  • Brodix 2.400" Stainless
  • Brodix 1.800" Stainless
  • Valve Spacing:
  • Springs:
  • Retainers:
  • Studs/Guide Plates:
  • Shaft Rockers:
  • Spark Plug:
  • Standard
  • PAC Racing 1.645" Triple Roller
  • 10° Titanium
  • Uses Shaft Rocker System
  • Available
  • 3/4" Reach 5/8" Hex
Valves
Manley Severe Duty Valves$200
Titanium Intake Valves$800
Titanium Exhaust Valves$800
Rocker Arms
T&D Shaft Rocker System Available In 1.70, 1.75 or 1.80 Ratio (Split Ratio Sets No Extra Charge).
Note: Pushrod Clearance Must Be Checked Before Final Assembly.
$1649
Needle Bearing Tip Option for T&D Shaft Rockers$295
Intake Manifolds
Many Different Styles Available With Pricing Comparable To "Mail Order"From$250
Gaskets - Fasteners
Cometic MLS (Multi Layered Steel) Head Gaskets (.040/.045/.051 Thickness)Each$95
Cometic MLS (Multi Layered Steel) Head Gaskets (.060/.066 Thickness)Each$115
Intake Gaskets - Many Types & Thicknesses AvailableFrom$15
Rubberized Cork Valve Cover GasketsFrom$15
Blue Silicone Rubber/Steel Core Valve Cover GasketsFrom$49
Ultra Seal Exhaust GasketsFrom$22
ARP Head Stud Kit w/Parallel Ground WashersFrom$239
Dart Inner Valley Stud Kit (Improved Head Gasket Sealing)$95