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Weiand

Weiand WM1981 BB Chev 396-502Ci Oval Port Hi-Ram Intake Manifold

Weiand WM1981 BB Chev 396-502Ci Oval Port Hi-Ram Intake Manifold

WM1981
$1,340.90 AUD
$1,340.90 AUD
Sale Sold out
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HI-RAM SERIES: These tunnel ram Manifolds are used primarily in drag racing, tractor/truck pulls and performance marine applications where high RPM performance is required. The effective RPM range is between 2,800 to 8,000 RPM. The Weiand Hi-Ram, with it's patented D-shaped port runners and large plenum chamber, provides optimum velocity of the air/fuel mixture to the cylinder head intake ports. For maximum performance in a naturally aspirated competition application, the Weiand Hi-Ram is the Manifold of choice! This Manifold is designed to be used with performance oval port heads.

Installation Notes: GM HEI will not clear, Use Side-by-Side 2 x 4 Tunnel Ram Carburettor Linkage Kit # 4022. When using Carburettors with vacuum operated secondaries, use Diaphragm Housing Covers # 20-28, for more even and balanced secondary operation. Will fit tall blocks with use of Weiand P/N 8206 Manifold spacer plate kit.

ong>Features

  • 2 x 4 carburettor top
  • Square flange carburettor mounting
  • 2500-7800 RPM power band
  • Special D-shaped port runner design
  • Large volume plenum
  • Power band: 2800-8000 RPM
  • Height: Front 10.12", Rear 10.93"
  • Port Size: 1.82" height 1.60" width


Manufacturer Part Number:

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