These all stainless steel dividers have been specially designed for Chevrolet engine applications using superchargers. Their unique size and shapes make them much easier to work with than standard dividers.

These all stainless steel dividers have been specially designed for Chevrolet engine applications using superchargers. Their unique size and shapes make them much easier to work with than standard dividers.

Adjustable  Water Pressure Relief Valve 1/2" NPT

This spring loaded adjustable water pressure relief valve is perfect for bleeding off excess engine water pressure caused by pressure spikes in an engines cooling system.  water flows freely when water pressure exceeds the set designated pressure.  Keep high pressure spikes from damaging your engine.

Adjustable from 7-25 PSI.

Adjustable  Water Pressure Relief Valve 3/4" NPT

This spring loaded adjustable water pressure relief valve is perfect forbleeding off excess engine water pressure caused by pressure spikes in anengines cooling system.  water flows freely when water pressure exceeds theset designated pressure.  Keep high pressure spikes from damaging yourengine.

Adjustable from 7-25 PSI.

Marine Seal™ Water Pump Cover Gasket - Ford 429/460- Sold Each

These Hardin Marine Seal timing cover/front cover gaskets are designed to exceed all original equipment specifications. Each gasket is precision die-cut for a perfect fit every time.

Sold Each

2" Water Temperature Gauge, 240 Deg. - White, Black or Stainless

Hardin Marine water temperature gauges feature a bold attractive styling which makes these gauges very easy to read at speed. Many gauges feature crowded dials but this is not the case with these. These gauges possess all of the Hardin Marine innovative features so that you may rest assured your gauges are accurate. Senders sold separately. Hardin Marine gauges come with white light.

White Five Gauge Combination Set

Hardin Marine has finally done it! They have revolutionized the marine gauge market. They have taken all the great features that were once only available from the high priced gauge manufacturers and brought them down to an incredibly affordable price Features like their "Domelux Technology" that has taken the marine industry by storm This feature helps to reduce surface glare by as much as 70% over old flat style lenses, but that's not all! Coupled with flood incandescent lighting, easy gasket sealed bezels and glass lens, couple that to a vibration resistant air core movement and see why this style gauge has become the standard of most boat builders today and the best part of all, it's at a price almost to good to believe. Shop and compare, we're sure your new gauges will be Hardin Marine. Hardin Marine gauges come with white light.

Includes:

• 3-3/8" 6000 RPM Tach
• 2-1/16" Fuel Level
• 2-1/16" Water Temp
• 2-1/16" Oil Pressure
• 2-1/16" Voltmeter

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.

• 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

"XS" Xtreme Hard Anodized Finish Single Plane Big Block Chevy Rectangular Port Intake Manifold

This design is very efficient and produces 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 carbureted 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 fasted torque curves anywhere and all power boaters know torque is what makes the difference. If you're looking for the most for you money you'll demand the Hardin "XS" Xtreme Intake.

At last you can buy an intake manifold specifically designed to meet the unique needs a performance boat demands from a company that knows what performance is. Hardin Marine has been building manifolds for over 40 years. At last you the performance boater can take advantage of the state of the art technology in each of these new manifolds. Here are just a few of the state of the art features that keep Hardin Marine Intakes leading the race.

Dual Distributor Hold Downs
Sometimes the standard single distributor hold down is not enough. so we have provided dual distributor hold downs on all Hardin Marine intake manifolds.

Four Corner Water Ports
All Hardin Marine performance manifolds feature two extra water ports at the rear of the manifold, a feature normally only found in manifolds costing hundreds more. Some enthusiasts have found that plumbing a line between these two rear ports can reduce engine overheating. Many racers also find these ports to be an advantageous special feature for plumbing special additional water lines.

Other Special Features

• All ports are very accurately positioned due to advanced casting techniques.
• These manifolds have been hard anodized for salt water corrosion protection.
• Just before packing, every tapped hole in each manifold is chased with a tap to clear out polishing residue and to assure the threads are not damaged.

"XS" Xtreme Polished Single Plane Big Block Chevy Rectangular Port Intake Manifold

This design is very efficient and produces 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 carbureted 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 fasted torque curves anywhere and all power boaters know torque is what makes the difference. If you're looking for the most for you money you'll demand the Hardin "XS" Xtreme Intake.

At last you can buy an intake manifold specifically designed to meet the unique needs a performance boat demands from a company that knows what performance is. Hardin Marine has been building manifolds for over 40 years. At last you the performance boater can take advantage of the state of the art technology in each of these new manifolds. Here are just a few of the state of the art features that keep Hardin Marine Intakes leading the race.

Dual Distributor Hold Downs
Sometimes the standard single distributor hold down is not enough. so we have provided dual distributor hold downs on all Hardin Marine intake manifolds.

Four Corner Water Ports
All Hardin Marine performance manifolds feature two extra water ports at the rear of the manifold, a feature normally only found in manifolds costing hundreds more. Some enthusiasts have found that plumbing a line between these two rear ports can reduce engine overheating. Many racers also find these ports to be an advantageous special feature for plumbing special additional water lines.

Other Special Features

• All ports are very accurately positioned due to advanced casting techniques.
• All polished manifolds are meticulously hand polished to a show level finish.
• Just before packing, every tapped hole in each manifold is chased with a tap to clear out polishing residue and to assure the threads are not damaged.

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

"XS" Xtreme Satin Finish Single Plane Big Block Chevy Rectangular Port Intake Manifold

This design is very efficient and produces 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 carbureted 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 fasted torque curves anywhere and all power boaters know torque is what makes the difference. If you're looking for the most for you money you'll demand the Hardin "XS" Xtreme Intake.

At last you can buy an intake manifold specifically designed to meet the unique needs a performance boat demands from a company that knows what performance is. Hardin Marine has been building manifolds for over 40 years. At last you the performance boater can take advantage of the state of the art technology in each of these new manifolds. Here are just a few of the state of the art features that keep Hardin Marine Intakes leading the race.

Dual Distributor Hold Downs
Sometimes the standard single distributor hold down is not enough. so we have provided dual distributor hold downs on all Hardin Marine intake manifolds.

Four Corner Water Ports
All Hardin Marine performance manifolds feature two extra water ports at the rear of the manifold, a feature normally only found in manifolds costing hundreds more. Some enthusiasts have found that plumbing a line between these two rear ports can reduce engine overheating. Many racers also find these ports to be an advantageous special feature for plumbing special additional water lines.

Other Special Features

• All ports are very accurately positioned due to advanced casting techniques.
• All polished manifolds are meticulously hand polished to a show level finish.
• Just before packing, every tapped hole in each manifold is chased with a tap to clear out polishing residue and to assure the threads are not damaged.

"XS" Xtreme Series 10 Quart Pan Oil Pick-up - Big Block Chevy Gen 4, 5 & 6

High performance oil pickups to fit most popular applications.

"XS" Xtreme Series 14 Quart Pan Oil Pick-up - Big Block Chevy Gen 4, 5 & 6

High performance oil pickups to fit most popular applications.

"XS" Xtreme Loader Scoop for 12JC, 12JG, 12JI Pumps

The "XS" Xtreme Series Jet Loader Scoop is just that - Xtreme. It is designed for all out competition in boats that produce 500+ horsepower. By using an open center loader style design this loader will jam pack the impeller virtually pre-loading the pump.

Note: Engines that don't make 500+ horsepower that attempt to use this unit may actually experience an overloaded jet creating a "bog" type sensation.

Xtreme Billet Aluminum Engine Mounts - Big Block Chevrolet Rear Side By Side Mount (Twin Engine)

In the world of professional offshore powerboat racing the top teams are always looking for ways to save weight without sacrificing performance and durability. Hardin Marine knows there is no better way to test a product than to expose it to the abuses and demands of full blown racing. After hours of competition these Xtreme aluminum engine mounts have passed the test with flying colors. CNC machined from 6061-T6 billet aluminum and black hard coat anodized to prevent corrosion, these mounts are half the weight of conventional steel mounts. Complete with stainless steel fasteners each mounting hole has a stainless steel bushing to ensure a secure fit and prevent premature wear. Available in 3 configurations, the front shipping mounts are commonly used in catamaran hulls, while the staggered or side by side mounts are perfect for vee bottom installations. A convenient option on the rear engine mounts is an upper plate extension to mount the engines starter relay, wiring harness plug and MSD box or coil.

Xtreme Billet Aluminum Front Shipping Engine Mount

In the world of professional offshore powerboat racing the top teams are always looking for ways to save weight without sacrificing performance and durability Hardin Marine knows there is no better way to test a product than to expose it to the abuses and demands of full blown racing After hours of competition these Xtreme aluminum engine mounts have passed the test with flying colors CNC machined from 6061-T6 billet aluminum and black hard coat anodized to prevent corrosion, these mounts are half the weight of conventional steel mounts Complete with stainless steel fasteners each mounting hole has a stainless steel bushing to ensure a secure fit and prevent premature wear. Available in 3 configurations, the shipping mounts are commonly used in catamaran hulls, while the staggered or side by side mounts are perfect for vee bottom installations. A convenient option on the rear engine mounts is an upper plate extension to mount the engines starter relay, wiring harness plug and MSD box or coil.

Installation Drawings

Xtreme Billet Aluminum Rear Shipping Engine Mount

In the world of professional offshore powerboat racing the top teams are always looking for ways to save weight without sacrificing performance and durability Hardin Marine knows there is no better way to test a product than to expose it to the abuses and demands of full blown racing After hours of competition these Xtreme aluminum engine mounts have passed the test with flying colors CNC machined from 6061-T6 billet aluminum and black hard coat anodized to prevent corrosion, these mounts are half the weight of conventional steel mounts Complete with stainless steel fasteners each mounting hole has a stainless steel bushing to ensure a secure fit and prevent premature wear. Available in 3 configurations, the shipping mounts are commonly used in catamaran hulls, while the staggered or side by side mounts are perfect for vee bottom installations. A convenient option on the rear engine mounts is an upper plate extension to mount the engines starter relay, wiring harness plug and MSD box or coil.

Xtreme Billet Aluminum Rear Staggered Engine Mount

In the world of professional offshore powerboat racing the top teams are always looking for ways to save weight without sacrificing performance and durability Hardin Marine knows there is no better way to test a product than to expose it to the abuses and demands of full blown racing After hours of competition these Xtreme aluminum engine mounts have passed the test with flying colors CNC machined from 6061-T6 billet aluminum and black hard coat anodized to prevent corrosion, these mounts are half the weight of conventional steel mounts Complete with stainless steel fasteners each mounting hole has a stainless steel bushing to ensure a secure fit and prevent premature wear. Available in 3 configurations, the shipping mounts are commonly used in catamaran hulls, while the staggered or side by side mounts are perfect for vee bottom installations. A convenient option on the rear engine mounts is an upper plate extension to mount the engines starter relay, wiring harness plug and MSD box or coil.

Xtreme High Flow 3/4" NPT Side Inlet Oil Block Adapter - Side Inlet Gen 6 Big Block Chevy Adapter

The only choice of the most respected engine builders worldwide. Manufactured from 6061-T6 billet aluminum, these adapters provide large 3/4" NPT horizontal side inlets and outlets while providing easy access for leak-proof operation. The black hard anodized finish is attractive while providing corrosion protection.

Xtreme Marine Seal Complete Combination Gasket Kit - BBC Gen 4- Sold in Pairs

For those of you that require all of the gaskets required for an engine rebuild we offer these convenient combination kits. You'll receive intake manifold gaskets, exhaust manifold gaskets, valve cover gaskets, cylinder head gaskets, oil pan gaskets, and a front timing cover or water pump cover gasket (seal sold separately). These gaskets give the peace of mind you did the job right. Choose from this Xtreme Marine Seal or the standard kit.

Sold in Pairs

Xtreme Marine Seal Complete Combination Gasket Kit - BBC Gen 5 & 6- Sold in Pairs

For those of you that require all of the gaskets required for an engine rebuild we offer these convenient combination kits. You'll receive intake manifold gaskets, exhaust manifold gaskets, valve cover gaskets, cylinder head gaskets, oil pan gaskets, and a front timing cover or water pump cover gasket (seal sold separately). These gaskets give the peace of mind you did the job right. Choose from this Xtreme Marine Seal kit or a standard kit.

Sold in Pairs