• Holley Carburetor Kits 134-300C Item Image
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Holley EFI

Holley HP Main Body Retro Fit Kit

Holley HP Main Body Retro Fit Kit

sku: 1D4W9 | mpn: 134-300C
$335.94
$335.94
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18 in stock

Emissions

This is not an emissions item.
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This retrofit main body kit converts 0-4777C (650 CFM), 0-4778C (700 CFM) and 0-4779C (750 CFM) carburetors to a 750 CFM HP main body for increased horsepower, torque & airflow.

Features:

  • Eliminates Choke Tower and Associated Hardware of Standard Holley Double Pumper®
  • Reduces Turbulence And Smoothes Air Entry Into The Venturi
  • Pre-Calibrated At The Factory For Optimum Performance and Drivability on a Wide Variety of Applications
  • Simple Installation With Common Hand Tools
  • All Necessary Parts Are Included
  • Eligible For Holley Contingency Programs
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