Big Block Chevy Oval Port "PowerGap" Raised Runner Intake Manifold, Polished

PowerGap "HP" series Oval port intake for 454 Marine based engines. This is a great performance upgrade to standard Dual Plane intake manifolds for your 454 Big Block Oval port cylinder head application, Power range is between 15000rpms to 6500rpms. This manifold features raised runner plenum area that allows air to pass under the intake plenum which reduces engine heat transfer producing a cooler denser intake air/fuel charge resulting in a increase in power and torque output. Features include dual distributor hold downs.

"SE" Sport Dual Plane Big Block Chevy Oval Port Intake Manifold - Polished

If you're looking for a manifold that's got it all then the "SE" Sport Intake is your answer. Its dual plane design assures that from idle to planing speeds you'll experience a power burst with incredible mid-range acceleration. This manifolds dual plane design lends itself to increased fuel efficiency as well.

"SE" Sport Dual Plane Big Block Chevy Oval Port Intake Manifold - Satin Finish

If you're looking for a manifold that's got it all then the "SE" Sport Intake is your answer.  Its dual plane design assures that from idle to planing speeds you'll experience a power burst with incredible mid-range acceleration.  This manifolds dual plane design lends itself to increased fuel efficiency as well.

These designs are very efficient, and produce excellent power in the RPM range most often used in performance boating.

This intake is patterned after the most respected intake in the marine industry, the HP500 Carburetor Intake Manifold. With quite possibly more victories than any single other intake on the market, you know you’re on the winning track. This intake features one of the fastest torque curves anywhere and all power boaters know torque is what makes the difference. If you’re looking for the most for your money you’ll demand the Hardin "XS" Xtreme Intake.

• Now available with Dominator (Holley 4500) carburetor flange.
• Dual Distributor Hold downs
• Nitrous Bosses
• Four corner water ports
• Available with show polished or satin (unpolished) finish
• Priced over $100 less than many similar competetive single plane intake manifolds

These designs are very efficient, and produce excellent power in the RPM range most often used in performance boating.

This intake is patterned after the most respected intake in the marine industry, the HP500 Carburetor Intake Manifold. With quite possibly more victories than any single other intake on the market, you know you’re on the winning track. This intake features one of the fastest torque curves anywhere and all power boaters know torque is what makes the difference. If you’re looking for the most for your money you’ll demand the Hardin "XS" Xtreme Intake.

• Now available with Dominator (Holley 4500) carburetor flange.
• Dual Distributor Hold downs
• Nitrous Bosses
• Four corner water ports
• Available with show polished or satin (unpolished) finish
• Priced over $100 less than many similar competetive single plane intake manifolds

Big Block Chevy Oval Port Performer RPM

Performer RPM's are dual-plane, low-rise intakes with 180° firing order to produce incredible top-end horsepower while retaining good throttle response. Their larger plenums and runners match the free-flowing exhaust, high-lift cams and other modifications of a high output engine. They are intended for high-performance or competition engines that run up to 6500 rpm.

Big Block Chevy Oval Port Polished Performer RPM

Now available from Edelbrock are the popular Performer RPM manifolds in a fabulous polished finish. Note: There are limited applications with more coming soon.

Big Block Chevy Oval Port Polished RPM Air-Gap

The Original. Our proven, race-wining Air-Gap design in a dual-plane manifold. Designed for Chevrolet V-8s, the award- winning RPM Air-Gap incorporates the same race-winning technology that's used on our competition intakes. The air-gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. Includes rear water outlets, two distributor clamp locations and nitrous bosses.

Big Block Chevy Oval Port RPM Air-Gap

The Original. Our proven, race-wining Air-Gap design in a dual-plane manifold. Designed for Chevrolet V-8s, the award- winning RPM Air-Gap incorporates the same race-winning technology that's used on our competition intakes. The air-gap design features an open air space that separates the runners from the hot engine oil resulting in a cooler, denser charge for more power. Includes rear water outlets, two distributor clamp locations and nitrous bosses.

Big Block Chevy V-8 Oval Intake Port Performer Manifold (Optional Hard Coat Anodizing Available)

Performer manifolds are dual-plane, low-rise intake manifolds with a 180° firing order and patented runner design that you won't find in other brands. This patented design greatly improves torque over a wide rpm range, especially off-idle through the mid-range. Throttle response is excellent Performers are ideal for stock or mildly modified marine engines. These manifolds can be ordered hard anodized to prohibit corrosion in saltwater environments.

Big Block Chevy V-8 Oval Port Polished Performer

Polished Performer manifolds are now available for a limited number of applications. More models should be available this year. All the same great Performer features but now with a beautiful polished finish.

Victor Jr. 454-O (3000-7500 Rpm)

Designed for competition 396-502 Big Block Chevy's #2902 fits rectangular-port heads and #2904 fits large oval-port heads (1975-earlier) These intakes are designed to optimize the flow characteristics of an 850 CFM standard flange carburetor Features include extended runner dividers, smaller plenum chambers and unique runner design for max power from 3000 to 7500 RPM These manifolds are especially suited to 502 cid and smaller competition engines Testing has proven these manifolds superior to our competitors Victor Jr.454-R #2902 will fit Edelbrock Victor race heads #7760.

Dominator Carburetor Flange, Tall Deck Oval Port Standard Water Jacket

Your ultimate choice for single carburetor application used on the very popular HP 500 from Mercury. Dart intake manifolds incorporate sophisticated wet-flow technology developed successfully. They don't make "universal" manifolds. Every Dart intake is engineered for a specific cylinder head, block and carburetor combination. This means that they've optimized the port shape, the plenum volumes, and the runner angle for each application. In numerous dyno tests we've yet to witness any manifold with as flat a torque curve as these.
Note: Merlin intakes offer optional brass water jacket.

Dominator Carburetor Flange, Standard Deck Oval Port Std Water Jacket

Your ultimate choice for single carburetor application used on the very popular HP 500 from Mercury. Dart intake manifolds incorporate sophisticated wet-flow technology developed successfully. They don't make "universal" manifolds. Every Dart intake is engineered for a specific cylinder head, block and carburetor combination. This means that they've optimized the port shape, the plenum volumes, and the runner angle for each application. In numerous dyno tests we've yet to witness any manifold with as flat a torque curve as these.
Note: Merlin intakes offer optional brass water jacket.

Standard Carburetor Flange, Tall Deck Oval Port Standard Water Jacket

Your ultimate choice for single carburetor application used on the very popular HP 500 from Mercury. Dart intake manifolds incorporate sophisticated wet-flow technology developed successfully. They don't make "universal" manifolds. Every Dart intake is engineered for a specific cylinder head, block and carburetor combination. This means that they've optimized the port shape, the plenum volumes, and the runner angle for each application. In numerous dyno tests we've yet to witness any manifold with as flat a torque curve as these.
Note: Merlin intakes offer optional brass water jacket.

Standard Carburetor Flange, Standard Deck Oval Port Standard Water Jacket

Your ultimate choice for single carburetor application used on the very popular HP 500 from Mercury. Dart intake manifolds incorporate sophisticated wet-flow technology developed successfully. They don't make "universal" manifolds. Every Dart intake is engineered for a specific cylinder head, block and carburetor combination. This means that they've optimized the port shape, the plenum volumes, and the runner angle for each application. In numerous dyno tests we've yet to witness any manifold with as flat a torque curve as these.
Note: Merlin intakes offer optional brass water jacket.