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ATK Cylinder Heads

Check out our Cylinder Head Offerings Below! We offer both Remanufactured Stock Replacement Heads as well as New Cast High Performance Heads that can only be found at ATK! Unless it says otherwise, Cylinder Heads are sold as individual pieces (not pairs), and carry a 12 Month/12,000 Mile Warranty!
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Frankenstein Rocker Stands (Set)
Frankenstein Rocker Stands (Set)
Our Price (USD): $123.50

Billet Rocker Stands for OEM type rocker arms. Sold as a set.
ATK Part #135D-170-0005
more info
ATK SBC Performance Aluminum Head 70cc/185cc
ATK SBC Performance Aluminum Head 70cc/185cc
Our Price (USD): $575.00
Sale Price: $517.50

ATK's New Casting Performance Aluminum Head, 70cc/185cc, 2.02/1.60 Valves, Hyd. Roller Springs .600 Max Lift. Our head outflows most heads in its class while keeping costs down. This is a 100% AMERICAN Cast, Machined and Assembled Head!

Use Fel Pro Intake Gaskets #1266


Lift CFM Lift CFM
0.200 130 0.200 107
0.300 195 0.300 142
0.400 240 0.400 172
0.500 260 0.500 187
0.600 265 0.600 196
0.700 270 0.700 203
0.800 272 0.800 207
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Frankenstein M311 273cc LS3 Cylinder Heads
Frankenstein M311 273cc LS3 Cylinder Heads
Our Price (USD): $2,849.96

  • Fully CNC ported, 72cc chamber volume
  • 273cc intake port, 112cc exhaust port and 11° valve angle
  • High Quality Components:
  • Black Nitride Stainless Steel Severe Duty Valves
  • Custom PAC .700” Lift Valve Springs
  • Titanium Retainers
  • O-Ringed Exhaust Ports (Hi-Temp Silicone O-rings Included)
  • 2″ Headers Recommended
  • Sold Per Set (Stands sold separately. Use ATK #135D-170-0005 to order the stands)
  • ATK Part #135D-100-0002
more info
Frankenstein M311 Boost Monster 273cc LS3 Cylinder Heads
Frankenstein M311 Boost Monster 273cc LS3 Cylinder Heads
Our Price (USD): $3,419.96

  • Fully CNC Ported, 72cc Chamber Volume
  • 273cc Intake Port, 112cc Exhaust Port and 11° Valve Angle
  • High Quality Components:
  • CHE Bronze Guides
  • Inconel Exhaust Valves
  • Black Nitride Stainless Steel Severe Duty Intake Valves
  • Custom PAC .700” Lift Valve Springs
  • Titanium Retainers
  • O-Ringed Exhaust Ports (Hi-Temp Silicone O-Rings Included)
  • 2″ Headers Recommended
  • Sold Per Set (Stands sold separately. Use ATK #135D-170-0005 to order the stands)
  • ATK PART #13G8-100-0002
more info