GM Turbo 700R4 Aluminum Tailhousing with Needle Bearing Speedmaster Twin-Carb combine two four-barrel

Speedmaster Twin-Carb combine two four-barrel carburetors to achieve the best balance of drivability

Due to the large-diameter 13 in

Dress up your engine with these chrome-plated kits which feature stock

even under the toughest of circumstances

just like OEM

GM Turbo 700R4 Aluminum Tailhousing with Needle Bearing Speedmaster Twin-Carb combine two four-barrelThese Speedmaster tailshaft housings are designed five times stronger and more ridged than stock because they are made from aircraft grade aluminum alloy, thicker walls, and more gusseting than any other manufacturers. And they also include a roller bearing at the end of the tailshaft which if lubricated by our reworked passages for the yoke and rear bearing assembly.