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Frankenstein

Frankenstein 286cc M311 Boost Monster Plus Heads

Frankenstein 286cc M311 Boost Monster Plus Heads

Regular price $3,929.96 USD
Regular price $3,929.96 USD Sale price $3,929.96 USD
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M311 286cc Boost Monster Plus (SET) w/ Billet Rocker Rails

  • Configured for turbos, superchargers and boosted race applications.
  • Fully CNC Ported, 68cc 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
  • Higher rpm (7500+) and/or higher cubic inch builds (427ci+).
  • Higher boost levels (30psi+
  • Sold Per Set

The M311 BM+ is a built-to-order product – Lead Time Estimate:  6-8 Weeks

 

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