Top Street Performance

GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Polished

GM LS 104mm Cast Aluminum Throttle Body Elbow with 4150 Flange - Polished

SKU: SKU: 81141P

Regular price $192.50
Sale price $192.50 Regular price $218.75
Shipping calculated at checkout.

In stock

Top Street Performance (TSP) is committed to providing high-quality performance parts while complying with emissions regulations. This product is designed for use on vehicles that comply with federal emissions regulations. It is the customer’s responsibility to verify that this part is legal for use in their state or local jurisdiction. Check with your local emissions authority before purchasing.

Product Details

Features

  • Fits GM LS throttle body and Holley 4150 flange
  • Composed of cast aluminum

Description

If you're looking for a unique way to switch from carb to EFI, TSP's 105mm throttle body elbow will help get the job done. Composed of cast aluminum, it features a Holley 4150 style flange and stock 4-bolt pattern, and it comes in satin, black, or polished finishes.

Specs

ColorPolished
Fuel System TypeElectronic Fuel Injection
Gasket Or Seal IncludedNo
Grade TypePerformance
Height5.120 in.
Intake Manifold Flange Style4150 Square Bore
Main Port Inside Diameter104 mm
Manifold Absolute Pressure Sensor Port IncludedYes
MaterialAluminum
Meth Injection/Boost Reference Port Thread Size(2) 0.125 in. NPT
Meth Injection/Boost Reference Ports IncludedYes
Mounting Hardware IncludedYes in.
Mounting Hole Quantity4
Nitrous Port IncludedYes mm
Nitrous Port Thread Size0.0625 in. NPT
Port Plugs IncludedYes
Port Quantity1
QuantitySold individually
QuantitySold individually
Throttle Body Bore Size104 mm
Throttle Cable Bracket IncludedYes
Vacuum Port Thread Sizes(1) 0.375, (2) 0.250 in. NPT
Vacuum Ports IncludedPerformance

Fitment

COMPATIBLE WITH
CHEVROLET SMALL BLOCK V8 GEN. III/IV (LS BASED)
• 4.8 L / 293 in3
• 5.3 L / 325 in3
• 5.7 L / 346 in3
• 6.0 L / 364 in3
• 6.2 L / 376 in3

NOTES
• Fits intake with Holley 4150 carburetor flange
• 105 mm throttle body opening with stock 4-bolt pattern

Emissions Notice

This product does not affect vehicle emissions and is not subject to emissions compliance regulations.

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