![Chevy BBC 454 Rect Port HiRise Aluminum Intake Manifold [Black] These Speedmaster tailshaft housings are](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/1-147-024.jpg?v=1785226831)
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These Speedmaster tailshaft housings are designed to fit the stock Turbo 400 transmissions
The dual plane
although slightly taller
Featuring thicker walls and more gusseting than any other manufacturer
Chevy BBC 454 Rect Port HiRise Aluminum Intake Manifold [Black] These Speedmaster tailshaft housings areStep up to the high rpm power of an open plenum with Speedmaster HiRise intake manifolds. These cast aluminum manifolds accept square bore carburetors and are pressure tested to ensure maximum performance. They start to make awesome power around 3,000 rpm.
US$ 79.99
US$ 1499.50
US$ 15.00
