Billet High Flow -12 AN Cooler Jam Nut/Adapter Fitting

At last an answer to the restriction problem commonly caused by pipe threadstyle fittings with a plate style cooler. A standard pipe thread fittinguses the internal threads of the cooler while drastically reducing the orificesize severely limiting flow and volume.

These new billet AN adapter cooler fittings provide two distinctfeatures. First these fittings attach to the external threads of thecoolers inlet and outlets providing 100% unrestricted oil flow and secondly theytake the place of the steel locking jam nuts providing a positive o-ring sealeliminating those old leaking corroded steel nuts.

Sold each.

Oil Cooler Jam Nut

3/4" NPT Cooler Nut

At last an answer to the restriction problem commonly caused by pipe thread style fittings with a plate style cooler. Sold Each.

• For Gen 4 BBC Applications.
• Bravo Bellhousing mounted.
• 3" x 16" Oil Cooler with black anodized Brackets.
• 8' of Push-Loc Hose included.
• Includes 625-7914 Engine Block Adapter.
• Includes 4 Straight and 4 90 Degree Fittings for installation.
• Includes XRP Push-on Ensure Clamps that are self tensioning for severe race and high temp applications. A must for high heat and oil line applications like this, ensuring a secure seal without damage to the hose construction. For installation and removal of hose clamps, specially designed pliers are available (see related parts).

This kit contains the fittings and bolts to install a pair of risers on a 8.1L / 496 Mercrusier Seaward exhaust system.

Polished PowerFlow Plus 30-deg Riser (shown with PowerFlow Plus Manifold) (Sold in pairs)

IMCO's innovative patented cast aluminum manifolds and risers are designed with 33" internal runners for those 510 and bigger cubic inch, naturally aspirated, or blown big block Chevy motors. Fully water-jacketed with 2 1⁄4" primaries, they are equal to any tubular header on the market today. Dyno results have proven that PowerFlow Plus out performs headers in torque, rpm, horsepower, and most of all longevity. Risers are available in three different configurations, three different heights, and two finishes Polished or Black. Black manifolds are hard coat anodized inside and out to withstand tough marine environments. All stainless steel tail pipes are custom made to your exact specifications. We offer several internal mufflers for you to choose. Please call IMCO for further information.

Black PowerFlow Plus 85-deg Riser (Sold in pairs)

IMCO's innovative patented cast aluminum manifolds and risers are designed with 33" internal runners for those 510 and bigger cubic inch, naturally aspirated, or blown big block Chevy motors. Fully water-jacketed with NO water passing though the flange area of the manifold or riser pipe. Manifold has 2 1⁄4" primary runners they are equal to any tubular header on the market today. Dyno results have proven that PowerFlow Plus out performs most headers in torque, rpm, horsepower, and most of all longevity. Risers are available in three different configurations, three different heights, and two finishes Polished or Black. Black manifolds are hard coat anodized inside and out to withstand tough marine environments. All stainless steel tail pipes are custom made to your exact specifications. We also offer several different internal mufflers systems for you to choose. Please call IMCO for further information.

Polished PowerFlow Plus 85-deg Riser (Shown with PowerFlow Plus Manifold) (Sold in pairs)

IMCO's innovative patented cast aluminum manifolds and risers are designed with 33" internal runners for those 510 and bigger cubic inch, naturally aspirated, or blown big block Chevy motors. Fully water-jacketed with NO water passing though the flange area of the manifold or riser pipe. Manifold has 2 1⁄4" primary runners they are equal to any tubular header on the market today. Dyno results have proven that PowerFlow Plus out performs most headers in torque, rpm, horsepower, and most of all longevity. Risers are available in three different configurations, three different heights, and two finishes Polished or Black. Black manifolds are hard coat anodized inside and out to withstand tough marine environments. All stainless steel tail pipes are custom made to your exact specifications. We also offer several different internal mufflers systems for you to choose. Please call IMCO for further information.

Black PowerFlow Plus 90-deg Riser (Sold in pairs)

IMCO's innovative patented cast aluminum manifolds and risers are designed with 15" internal runners for those 510 and bigger cubic inch, naturally aspirated, or blown big block Chevy motors. Fully water-jacketed with NO water passing though the flange area of the manifold or riser pipe. Manifold has 2 1⁄4" primary runners they are equal to any tubular header on the market today. Dyno results have proven that PowerFlow Plus out performs most headers in torque, rpm, horsepower, and most of all longevity. Risers are available in three different configurations, three different heights, and two finishes Polished or Black. Black manifolds are hard coat anodized inside and out to withstand tough marine environments. All stainless steel tail pipes are custom made to your exact specifications. We also offer several different internal mufflers systems for you to choose. Please call IMCO for further information.

Polished PowerFlow Plus 90-deg Riser (Shown with PowerFlow Plus Manifolds) (Sold in pairs)

IMCO's innovative patented cast aluminum manifolds and risers are designed with 15" internal runners for those 510 and bigger cubic inch, naturally aspirated, or blown big block Chevy motors. Fully water-jacketed with NO water passing though the flange area of the manifold or riser pipe. Manifold has 2 1⁄4" primary runners they are equal to any tubular header on the market today. Dyno results have proven that PowerFlow Plus out performs most headers in torque, rpm, horsepower, and most of all longevity. Risers are available in three different configurations, three different heights, and two finishes Polished or Black. Black manifolds are hard coat anodized inside and out to withstand tough marine environments. All stainless steel tail pipes are custom made to your exact specifications. We also offer several different internal mufflers systems for you to choose. Please call IMCO for further information.