Performance Design - Products by Family / Carbon HR

Carbon HR/pTR Hybrid Plenum Plate

Wed, 11 Sep 2024 12:05:56 GMT

Carbon HR/pTR Hybrid Plenum Plate
Buy Now: $69.99

Plate only from the Carbon HR/pTR hybrid. Black anodized.

Bond to HR with RTV

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Carbon HR/pTR Hybrid Intake Manifold Kit LT1 L83 L86 L87

Tue, 10 Sep 2024 12:12:54 GMT

Carbon HR/pTR Hybrid Intake Manifold Kit LT1 L83 L86 L87
Buy Now: $1,599.99

The Carbon pTR/HR hybrid uses our Carbon HR upper combined with the nylon lower from the pTR for reduced height in constrained applications (see layout drawing tab). Short velocity stacks are provided to clear the plenum which results in a total runner length of 6.5". Long and medium velocity stacks will not fit in this application.

The product is sold as an unassembled kit. You will receive:
-Carbon HR with black anodized billet aluminum sealing plate
-pTR lower assembly to suit your application
-Short velocity stack kit
-Stainless steel hardware
-Gaskets and seals

Follow standard Carbon pTR assembly instructions found in the upper right corner of this page.

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Carbon HR/pTR Hybrid Intake Manifold Kit Cathedral Port

Tue, 10 Sep 2024 12:06:20 GMT

Carbon HR/pTR Hybrid Intake Manifold Kit Cathedral Port
Buy Now: $1,499.99

Carbon HR Intake Manifold Lid For pTR Lower

Mon, 5 Aug 2024 11:32:33 GMT

Carbon HR Intake Manifold Lid For pTR Lower
Buy Now: $949.99

Carbon HR intake manifold lid (only) with flange to be used with the pTR lower.

For the complete kit, please see the related products.

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Carbon HR/pTR Hybrid Intake Manifold Kit LS3 LS7

Mon, 5 Aug 2024 11:25:57 GMT

Carbon HR/pTR Hybrid Intake Manifold Kit LS3 LS7
Buy Now: $1,499.99

Carbon HR Intake Manifold Lid

Tue, 20 Apr 2021 08:23:37 GMT

Carbon HR Intake Manifold Lid
Buy Now: $899.99

The Carbon HR Intake Manifold Lid offers owners of the Holley Hi-Ram intake, a lightweight carbon fiber plenum upper to reduce weight, reduce heat soak and add a unique engine aesthetic with exposed weave cloth. Constructed from high strength carbon fiber with high temp epoxy, bonded with high temp aerospace structural adhesive this part saves approximately 3 lbs of mass vs. the cast original lid.

With a matching plenum bolt pattern, this carbon plenum upper will bolt to any existing Holley Hi-Ram, Mid-Ram or Lo-Ram cast lowers (excluding Coyote). The throttle is move up and rearward to improve the flow transition into the plenum and facilitate the carbon process.

All billet components machined in Southeast Michigan are combined with carbon molding and hand assembly in Auburn Hills, Michigan. Available to install on any Holley Hi-Ram, or Mid-Ram intake manifold.

Specifications
Carbon fiber plenum upper using high temperature epoxy matrix
Billet 90-105mm throttle body flange
Carbon fiber-wrapped foam core plenum flange
Fully bonded with high temp aerospace structural adhesive
Plenum can be reversed on the Hi-Ram lower

*Holley base not included.

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