Dart Big Chief Big Block Chevy Cylinder HeadsShafiroff Racing Christmas Hours

Dart Big Chief Big Block Chevy Cylinder Heads

Big Chief $6,995
Priced Per Pair
For 14° add $200

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

18° Big Chief heads with PAC Racing Triple Springs and Titanium Valves and Retainers. The most powerful "Nitrous Friendly" 18° Head available today!

$ 200 Off Our Regular Price - Sale Price $ 6,795
  • Porting:
  • Chambers:
  • Intake Port:
  • Intake Valve:
  • Exhaust Valve:
  • Fully Ported
  • 89cc (85 - 98cc Available)
  • 425cc Runner
  • 2.400" Titanium
  • 1.900" Titanium
  • Valve Spacing:
  • Springs:
  • Retainers:
  • Shaft Rockers:
  • Spark Plug:
  • Standard
  • PAC Racing Triple Roller
  • 10° Titanium
  • Available
  • 3/4" Reach 5/8" Hex
Porting - Chambers
Custom CC and Mill ChambersFrom$125
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.
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