Intake Manifold for Big Block Chevrolet

1981 WEIAND Hi-Ram Intake Manifold


HI-RAM Series: Manifolds are used primarily in drag racing, tractor / truck pulls and performance marine applications where high rpm is required. The effective rpm range will be between 2,500 to 10,000 rpm, depending on specific model and application. The WEIAND Hi-Ram, with its patented D-shaped port runners and large plenum chamber, provides optimum thrust of the air / fuel mixture to the cylinder head intake ports. For maximum performance in a normally aspirated competition application, the WEIAND Hi-Ram Series is the manifold of choice!

Applications:

  • 396, 402, 427, 454, 502 Oval Port V8

    Features:
  • Large plenum chamber
  • Machined for standard deck blocks
  • 2500-7800 RPM power band
  • Square flange caburetor mounting
  • Special D-shaped port runner design
  • GM HEI ignition will not clear
  • Separate tops, runners and gaskets available

    Installation: Will fit truck blocks with use of WIEAND spacer plate kit: P/N 8206.

    Specifications:
  • Height: frt 10.12", rr 10.93"
  • Port Size: 1.82" height; 1.60" width

    Holley Carburetor Recommendations
    650 - 850 Holley HP

    •
    Price: $315.00
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    Manufactured by Weiand


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