Frankenstein M311 273cc LS3/LSA Cylinder Head Set

$2,550.00

Set of two (2) FED Monster-Series M311 (LS3 11°) 273cc rectangle port cylinder heads. Heads are complete and assembled.

  • 11° valve angle
  • FED Monster M311 11* LS3 Heads
  • FED Severe Duty 2.165″ Stainless Steel Intake Valves
  • FED Severe Duty 1.600″ Stainlees Steel Exhaust Valves
  • FED .700″ Dual Springs w/Ti Retainers
  • 4.000” minimum bore size
  • 273cc equivalent.
  • FED Billet M311 Rocker Stands can be purchased for an additional fee.
Purchase this product now and earn 2,550 SSOnly Points!

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