![Chevy BBC 454 Rect Port HiRise Aluminum Intake Manifold [Polished] Suits: 1-149-004 and 1-149-005 Manifolds](https://cdn.shopify.com/s/files/1/0762/0316/3867/files/1-147-023.jpg?v=1784453791)
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Ships within 48 hours · Estimated delivery Aug 12 - Aug 17
Suits: 1-149-004 and 1-149-005 Manifolds
Superior engineering
Speedmaster LS-series cylinder heads are rapidly expanding
With an adjustable vintage plastic snapback closure
accurate movements when shifting
Chevy BBC 454 Rect Port HiRise Aluminum Intake Manifold [Polished] Suits: 1-149-004 and 1-149-005 ManifoldsStep 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$ 39.00
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