X-AVION Alumimum Anodized Black 4500 Carburetor Spacer 2'' Tall Square Bore 4 Holes Tapered Manifold Carburetor Spacer

X-AVION 4500 series spacers are CNC machined of billet 6061 aluminum, light weight but durability. The carburetor spacers can isolate carburetor from manifold, preventing horsepower-robbing heat transfer while also increasing air flow due to the increase in distance from the bottom of the carburetor to the manifold plenum, allow the air and fuel mixture to turn more easily into the runners. Four hole spacers are additionally offered with specially increase of air velocity under the carburetors, will provide optimum power and distribution.

• 2'' carburetor spacers fit for 4500 carburetors for precise tuning and for applications, 2" and 4-Hole Tapered.
• The 4500 carburetor spacer is made of billet aluminum for strength, light weight but durability.
• The carburetor spacers provide optimum power and distribution, which allow the air or fuel mixture to turn more easily into the runners.
• Precision CNC machining maintains our spacers structural integrity.
• Good quality with competitive price, been used by many pole, race, and championship winning teams.