1.0ATK High Performance Enginehttps://atkhp.comBrandonhttps://atkhp.com/author/brandon-2/Frankenstein M311 273cc LS3 Cylinder Heads (SET)rich600338<blockquote class="wp-embedded-content" data-secret="bPyrOmiyUw"><a href="https://atkhp.com/product/frankenstein-m311-273cc-ls3-cylinder-heads-set/">Frankenstein M311 273cc LS3 Cylinder Heads (SET)</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://atkhp.com/product/frankenstein-m311-273cc-ls3-cylinder-heads-set/embed/#?secret=bPyrOmiyUw" width="600" height="338" title="“Frankenstein M311 273cc LS3 Cylinder Heads (SET)” — ATK High Performance Engine" data-secret="bPyrOmiyUw" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script>
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https://atkhp.com/wp-content/uploads/2023/06/M311-BM-EXH_2048x2048.webp20481635The Monster Series is the first threshold into HP creation far beyond any OEM head. Frankenstein introduced another level of horsepower when The Monster was brought to life. FED poured our arsenal of precision engineering into a common cylinder head and woke the industry. Intake and exhaust chambers are 5-Axis CNC ported with our latest […]