For 396-454 BB Chevy V8 BBC Aluminum Dual Plane Intake Manifold

BBC Aluminum Intake Manifold – High-Rise Dual-Plane (Oval Port)

Get the Torque You Need. Serious Performance for Your Big Block Chevy.

Upgrade your BBC's breathing with this premium High-Rise Dual-Plane Aluminum Intake.
Engineered for the 1500-6500 RPM range, this manifold is the perfect sweet spot for street-driven performance, muscle cars, and heavy-duty towing.
It’s designed to deliver massive low-end torque without choking your engine at high RPMs.

Why This Manifold Rocks:

MAX TORQUE: Dual-plane design optimizes air velocity for snappy throttle response.
BUILT TO LAST: High-quality cast aluminum—stronger and 50% lighter than stock cast iron.
CLEAN LOOK: Classic Satin finish that stays looking sharp under the hood.
VERSATILE: 4-barrel flange accepts both Square Bore and Spread Bore carburetors.

Precision Specs:

Engine: Big Block Chevy (BBC) V8
Port Style: Oval Port
Power Band: 1500 - 6500 RPM
Overall Length: 22.618"
Overall Height: 6.401"
EGR: Non-EGR

Key Technical Data:

Carb Pad: 5.617" Wide x 5.16" Long (Accepts standard 4-barrel carburetors).
Mounting Bosses: Features precision-spaced bolt patterns for water necks and accessory brackets.
Vacuum Ports: Pre-tapped NPT ports (NPT 1/2" and NPT 3/8") for easy brake booster and sensor hookups.
Accessory Mounting: Includes 3/8-16 UNC threaded bosses.

Vehicle Fitment:

Specifically designed for Chevrolet Big Block V8 engines with Oval Port cylinder heads:

1962–1970: 6.5L / 396 (Mark IV)
1966–1969: 7.0L / 427 (Mark IV)
1970–1972: 6.6L / 402 (Mark IV)
1970–1990: 7.4L / 454 (Mark IV)
1991–1995: 7.4L / 454 (Gen V)
1996–2000: 7.4L / 454 (Gen VI)

Important Notes:

Port Compatibility: Designed for Oval Port heads ONLY. Will NOT fit Rectangular Port heads.
Hood Clearance: This is a High-Rise manifold. Please measure your hood clearance before buying!