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Updated: 21 May 2026

10 Best Engine Intake Manifold Spacers

#1 Best Pick
Hippotech Pack of 2 FS55 Manifold Intake Spacer Flange for Stihl FS38 FS45 FS46 FS55 HL45 KM55 String Trimmer

Hippotech Pack of 2 FS55 Manifold Intake Spacer Flange for Stihl FS38 FS45 FS46 FS55 HL45 KM55 String Trimmer

Brand: Hippotech
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  • Replacement for Stihl FS38, FS45, FS46, FS55, HL45, KM55 Trimmer
  • Replacement for Stihl MM5 HS45 FC55 String Trimmer Brushcutter
  • Repalces for Stihl part number 4140-121-1605 ,4140 121 1605
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#2 Best Value
Engine Carburetor Gasket 9265 for Edelbrock Intake Manifold Heat Insulator Gaskets Compatible with Holley 4150 Carburetor Gasket - Square Bore Carb Spacer

Engine Carburetor Gasket 9265 for Edelbrock Intake Manifold Heat Insulator Gaskets Compatible with Holley 4150 Carburetor Gasket - Square Bore Carb Spacer

Brand: Vilapow
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  • Carburetor Heat Insulator Gasket: 9265 Engine carburetor gasket compatible with holley carburetor gaskets 4150, and edelbrock performer intake manifold. This kit edelbrock carburetor gasket perfectly matching a range of carburetor intake manifolds, ensuring consistent power output.
  • Engine Carburetor Spacer Stud Kit: Replacement edelbrock heat insulator gasket and spacer shield your carburetor from engine heat, solves fuel boiling and heat soak issues with dual plane open center carburetor insulator gasket kit. Keeps your engine performing at its best even after a shutdown.
  • Complete 9265 Engine Carburetor Gaskets Kit: This edelbrock carburetor spacer provide everything you need for a hassle-free installation, including 4 extended carburetor studs for secure mounting. Eliminating the need for additional edelbrock carburetor parts and ensuring a hassle-free installation process.
  • Carburetor Heat Insulator Gasket: Replacement edelbrock carburetor gasket say goodbye to fuel evaporation and permeation in extreme engine temperature conditions. These holley carburetor gaskets kit significantly reduces fuel leakage, maintaining a stable fuel system.
  • Superior Quality: For edelbrock carb spacer made of high quality composite materials, ensuring that the 4150 carb space carburetor stud kit have excellent oil resistance and thermal insulation, providing stable working conditions under high temperatures.
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#3 Budget Pick
Lipfer 5 Set Motorcycle 20mm Intake Manifold Gasket Spacer Universal Carburetor Intake Manifold Gasket Spacer

Lipfer 5 Set Motorcycle 20mm Intake Manifold Gasket Spacer Universal Carburetor Intake Manifold Gasket Spacer

Brand: Lipfer
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  • Brand new and high quality.
  • SIZE:Manifold intake diameter:20 mm ;Mounting hole distance: mm
  • EASY TO INSTALL:Highly durable and less prone to breakage. to provide exceptional service life and reliability.
  • MATERIAL: ABS Plastic. Durable material, good sealing performance and oil resistant.
  • This Carburetor Intake Boot is suitable for 50cc 70cc Engine SSR CRF Dirt Bike
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#4 Top Choice
Upgrade Fuel Injector Spacer Set LS1/LS6 to LS Truck Intake Manifold Adapter Kit with 8 Rubber O Ring to Securely Hold Fuel Rail 8pcs(8pcs,silver)

Upgrade Fuel Injector Spacer Set LS1/LS6 to LS Truck Intake Manifold Adapter Kit with 8 Rubber O Ring to Securely Hold Fuel Rail 8pcs(8pcs,silver)

Brand: Syhnkzj
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  • 【Excellent Sealing Performance】LS truck intake manifold adapter kit includes 8 spacers and tightly fitted O rings that securely hold the fuel rail in position , minimizing leaks and maintaining optimal injector alignment
  • 【Professional Design Set】Practical injector spacer set adapts short body truck injectors to the taller LS1/LS6 intake manifolds and fuel rails , ensuring seamless compatibility during engine upgrades or replacements
  • 【Sturdy and Long Lasting】Reliable intake manifold truck injector is constructed of precision machined aluminum alloy and reinforced rubber , delivers exceptional endurance , heat resistance , and leakproof performance for your fuel system
  • 【Rigorous Testing Component】Every component of the fuel injector spacer kit undergoes strict quality control to ensure long term , stable , and reliable performance
  • 【Precision Engineering Design】Professional truck intake manifold adapter kit is manufactured to exact factory specifications , fits LS truck engines seamlessly , ensuring no hassle installation and OEM level reliability
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#5 Popular Choice
GOOFIT Intake Manifold Gasket Spacer for 50cc 70cc 90cc 110cc 125cc Taotao Roketa ATV Dirt Bike Go Kart 4 Wheeler

GOOFIT Intake Manifold Gasket Spacer for 50cc 70cc 90cc 110cc 125cc Taotao Roketa ATV Dirt Bike Go Kart 4 Wheeler

Brand: GOOFIT
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  • This item fits for 50cc 70cc 90cc 110cc horizontal engine ATV scooter carburetor
  • Opening diameter:19mm,distance between screw holes:48mm
  • 100% New
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#6 Top Pick
Tektall Alloy 1" Intake Manifold Spacer Replace for Ford GT-40 5.0 Mustang explorer Cobra 1987-1993 Durable

Tektall Alloy 1" Intake Manifold Spacer Replace for Ford GT-40 5.0 Mustang explorer Cobra 1987-1993 Durable

Brand: Tektall
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  • 【Good Quality】 Tektall 1" Intake Manifold Spacer made of High quality alloy.Sturdy and durable, and has reached OEM specifications.
  • 【Fitment】Tektall Alloy 1" Intake Manifold Spacer fit for Ford Mustang 5.0L GT-40 explorer Cobra 1987-1993 year.
  • 【Product Dimension】 THICKNESS 1" Made of High quality alloy.
  • 【High Performance】Tektall Intake Manifold Spacer can reduce heat transfer from the engine to the intake manifold. The result is a colder IAT (don’t forget, colder air is more dense, which means more horsepower!). The end result is increased horsepower and allowed to increase time with fewer explosions.
  • 【Package Includes】 1 X Intake Manifold Spacer, 2 X Gaskets, 1 X Mounting Hardware kit. Please confirm the item if it matches your machine before you purchase.
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#7 Top Pick
8Pcs Upgrade Fuel Injector Spacer Set, LS1/LS6 to LS Truck Intake Manifold Adapter Kit with Rubber O Ring to Securely Hold Fuel Rail

8Pcs Upgrade Fuel Injector Spacer Set, LS1/LS6 to LS Truck Intake Manifold Adapter Kit with Rubber O Ring to Securely Hold Fuel Rail

Brand: LYIYEYAN
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  • 【Professional Design Set】Practical injector spacer set adapts short body truck injectors to the taller LS1/LS6 intake manifolds and fuel rails , ensuring seamless compatibility during engine upgrades or replacements
  • 【Sturdy and Long Lasting】Reliable intake manifold truck injector is constructed of precision machined aluminum alloy and reinforced rubber , delivers exceptional endurance , heat resistance , and leakproof performance for your fuel system
  • 【Precision Engineering Design】Professional truck intake manifold adapter kit is manufactured to exact factory specifications , fits LS truck engines seamlessly , ensuring no hassle installation and OEM level reliability
  • 【Excellent Sealing Performance】LS truck intake manifold adapter kit includes 8 spacers and tightly fitted O rings that securely hold the fuel rail in position , minimizing leaks and maintaining optimal injector alignment
  • 【Rigorous Testing Component】Every component of the fuel injector spacer kit undergoes strict quality control to ensure long term , stable , and reliable performance
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#8 Top Pick
8 Pcs Fuel Injector Spacer Set, Aluminum Alloy Truck Intake Manifold Adapter Kit with Rubber O Rings, Compact Size, Compatible with LS1/LS6

8 Pcs Fuel Injector Spacer Set, Aluminum Alloy Truck Intake Manifold Adapter Kit with Rubber O Rings, Compact Size, Compatible with LS1/LS6

Brand: blackonvlm
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  • Professional Design Set: Practical injector spacer set adapts short body truck injectors to the taller LS1/LS6 intake manifolds and fuel rails , ensuring seamless compatibility during engine upgrades or replacements
  • Sturdy and Long Lasting: Reliable intake manifold truck injector is constructed of precision machined aluminum alloy and reinforced rubber , delivers exceptional endurance , heat resistance , and leakproof performance for your fuel system
  • Precision Engineering Design: Professional truck intake manifold adapter kit is manufactured to exact factory specifications , fits LS truck engines seamlessly , ensuring no hassle installation and OEM level reliability
  • Excellent Sealing Performance: LS truck intake manifold adapter kit includes 8 spacers and tightly fitted O rings that securely hold the fuel rail in position , minimizing leaks and maintaining optimal injector alignment
  • Rigorous Testing Component: Every component of the fuel injector spacer kit undergoes strict quality control to ensure long term , stable , and reliable performance
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#9 Top Pick
X AUTOHAUX 8pcs Fuel Injector Spacer Set Intake Manifold Truck Injector Replacement for LS1 LS6 Truck Injector Adapter

X AUTOHAUX 8pcs Fuel Injector Spacer Set Intake Manifold Truck Injector Replacement for LS1 LS6 Truck Injector Adapter

Brand: X AUTOHAUX
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  • [ Function ] This gasket kit is typically used to replace the LS1 or LS6 intake on LS truck engines, change injectors to taller truck intake manifolds and fuel rails.
  • [ Come with O-rings ] The included O-rings hold onto the rails nicely to prevent fuel leaks.
  • [ Feature ] This spacer kit is made of durable material for reliable performance and stability for long-term use.
  • [ Easy Installation ] Easy to install, direct replacement for the old or broken one.
  • [ Package Includes ] 8 x Fuel Injector Spacer
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#10 Top Pick
8pcs Fuel Injector Spacer Set, Truck Intake Manifold Adapter Kit with 8 Rubber O Ring, Upgrade Intake Manifold Truck Injector Replacement for LS1 LS6 Truck Injector Adapter Securely Hold Fuel

8pcs Fuel Injector Spacer Set, Truck Intake Manifold Adapter Kit with 8 Rubber O Ring, Upgrade Intake Manifold Truck Injector Replacement for LS1 LS6 Truck Injector Adapter Securely Hold Fuel

Brand: CCJZBCAU
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  • Professional Design Set: Practical injector spacer set adapts short body truck injectors to the taller LS1/LS6 intake manifolds and fuel rails , ensuring seamless compatibility during engine upgrades or replacements
  • Sturdy and Long Lasting: Reliable intake manifold truck injector is constructed of precision machined aluminum alloy and reinforced rubber , delivers exceptional endurance , heat resistance , and leakproof performance for your fuel system
  • Precision Engineering Design: Professional truck intake manifold adapter kit is manufactured to exact factory specifications , fits LS truck engines seamlessly , ensuring no hassle installation and OEM level reliability
  • Excellent Sealing Performance: LS truck intake manifold adapter kit includes 8 spacers and tightly fitted O rings that securely hold the fuel rail in position , minimizing leaks and maintaining optimal injector alignment
  • Rigorous Testing Component: Every component of the fuel injector spacer kit undergoes strict quality control to ensure long term , stable , and reliable performance
Check latest price on Amazon

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