![Chevy BBC 454 Rect Port HiRise Aluminum Intake Manifold [Black] Also stock replacement/street legal for](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/1-147-024.jpg?v=1785226831)
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Ships within 48 hours · Estimated delivery Aug 13 - Aug 18
Also stock replacement/street legal for 302
These Speedmaster tailshaft housings are designed to fit the stock Turbo 400 transmissions
thus reducing the transmission temperatures for optimum performance
They're so tough
although slightly taller
Chevy BBC 454 Rect Port HiRise Aluminum Intake Manifold [Black] Also stock replacement/street legal forStep 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.
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