Weiand BBC 396–502 Hi-Ram Tunnel Ram Intake Manifold for Rectangular-Port Heads

Description

Weiand BBC 396-502 HI-RAM Tunnel Ram Intake Manifold Rectangular Port, The effective RPM range is between 2,500 to 7,800 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.

• 2 x 4 carburetor top
• Square flange carburetor mounting
• 2500-7800 RPM power band
• Special D-shaped port runner design
• Large volume plenum
• Power band: 2500-7800 RPM
• Height: Front 10.12″, Rear 10.93″
• Port Size: 2.34” height 1.55″ width
• Carb Flange Center-To Center 9-11/16″
• Weiand Nostalgia Series Intake Manifold
• Tunnel Ram 
• Dual Square Bore
• Rectangle Port
• Aluminum
• Natural
• 396-502 CID 
• Big Block Chevy
• Each

GM HEI will not clear, Use Side-by-Side 2 x 4 Tunnel Ram Carburetor Linkage Kit # 4022.When using carburetors with vaccum 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 8204 manifold spacer plate kit.

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