PCE156.1001.01 Dual 4150 Carburetor 1 in.  Aluminum Adapter Plate for GMC 6-71, 8-71 Roots-Style Superchargers [Polished]
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SPEEDMASTERPART NUMBER: 746-PCE156100101

PCE156.1001.01 Dual 4150 Carburetor 1 in. Aluminum Adapter Plate for GMC 6-71, 8-71 Roots-Style Superchargers [Polished]

$13140
ShippingShips on Sep 02, 2026
Lowest PriceLowest Price Guarantee

Blower Adapter Plates
    Dual-Carburetor Aluminum Adapter Plate
  • GMC 6-71, 8-71 Roots-Style Superchargers
  • Fits 4150 Square-Bore Carburetors
  • 1 in. Tall
  • Polished
  • Sold Individually

    This Speedmaster PCE156.1001.01 Dual-Carburetor Aluminum Adapter Plate will allow mounting of two 4150-style carburetors on a GMC 6-71 or 8-71 Roots-Style Supercharger.

Emissions Note:

This part is only legal for sale and use on Uncontrolled (Non-Emissions Controlled) Vehicles or on vehicles used solely for the purposes of closed competition racing.

CLICK THIS LINK FOR IMPORTANT CARB & EPA EMISSIONS INFORMATION ABOUT THIS PART

Part TypeCarburetor Adapter Plate
BrandSPEEDMASTER
Package Height1.7
Package Width7.5
Package Length17.3
Weight5.0 PG
Part CategoryPerformance Parts
Part FitmentSemi Universal
Vendor Part NumberPCE156.1001.01
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
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