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Please check if the size of the Throttle Shaft matches the product before purchase!
Kit includes: 8 pcs Made of solid brass Processing bushings and one carbon steel reverse-cut piloted reamer
Reamer size: knife edge diameter 10.9mm, Knife handle diameter 9.5mm
Brass Bushing Dimensions: Outside diameter 11mm (7/16) Inside diameter 9.52mm (3/8)
Ample brass bushings, even your friend or customer's carburetor can be repaired (solid brass CNC machining, low price)

The carburetor model for this kit:
GM TBIs
Carter Thermoquads
Holley 4-barrels (including muscle car carbs)
Ford (Autolite) carburetors and more
How to use the kit:
1 Remove the throttle shaft, clean the carburetor damper blades and throttle shaft
2 Using a hand-held variable speed drill (recommended bit size is 10.5mm, smaller than the actual aluminum hole 0.1mm), drill the aluminum hole of the carburetor throttle shaft
3 Reaming operation using the 7/16" reamer included in the kit
4 Insert the front of the brass bushing into the aluminum hole
5 then pass the throttle shaft through the brass bushing
The role of the reamer: improve the accuracy and coaxiality of the aluminum hole
Due to time difference, we will ship the next day after receiving the order, global air delivery, support for order number tracking