This water outlet restrictor kit fits all GM V-8’s, V-6’s and SB Fords. The kit includes three restrictor plates with different sized holes; a 5/8", 3/4" and 1". This allows you to fine tune your cooling system for optimum performance by restricting the outlet flow of water from the engine thus increasing the pressure within the block. This limiting the possibility of steam pockets forming and allows the coolant to absorb more heat.

This filler neck flange accepts a standard radiator cap and fits Chevy intakes. It can also be used as a replacement top for our water necks.

This billet weld on fill neck is ideal for use wherever a heavy duty, custom application filler neck is required. 6061-T6 billet aluminum construction, for durability in racing or street applications. Includes 1/8" NPT to 3/8" barbed fitting for plumbing of an expansion tank. Accepts standard radiator caps or our #81-016 and #81-030 or Billet Cap #81-116.

These black anodized aluminum bleeder necks come with a petcock and can be used as a replacement top for our water necks

This block off plate can replace the filler neck on our #80-000 and #80-006 water neck kits when a filler neck is not desired, or it makes an ideal base to weld your own radiator hose fitting to the intake manifold. Black anodized for good looks with 6061-T6 Billet aluminum construction, for durability in racing or street applications. Two pre-drilled mounting holes ensure a perfect fit to the intake manifold.

These outlets replace the standard water necks on Chevy intakes so that a -16 AN fitting and a steel braided hose can be used instead of the normal radiator hoses.

This aluminum filler neck flange accepts a standard radiator cap and fits Chevy intakes. It can also be used as a replacement top for our water necks.

These billet aluminum water necks are designed for SBC & BBC engines. They feature a 1.5” hose connection, use an O-ring seal for easy gasket free installation, and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for Pontiac engines. They feature a 1.5” hose connection, use an O-ring seal for easy gasket free installation, and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for Mopar engines. They feature a 1.5” hose connection and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for 429/460 Ford engines. They feature a 1.5” hose connection and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for FE Ford engines. They feature a 1.5” hose connection and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for SBC & BBC engines. They feature a –16 AN fitting, use an O-ring seal for easy gasket free installation, and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for Pontiac engines. They feature a –16 AN fitting, use an O-ring seal for easy gasket free installation, and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for Mopar engines. They feature a –16 AN fitting and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for 429/460 Ford engines. They feature a –16 AN fitting and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for FE Ford engines. They feature a –16 AN fitting and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

This lightweight riser plate is machined from billet aluminum. Features top and bottom o-ring seals, 1/2" N.P.T. front port for temperature sender, and two 3/8" N.P.T. ports for cooling lines. The riser plate has a clear anodized finish.

This cast aluminum filler neck is designed for cars where the engine sits higher than the radiator. These necks give you an easy fill point to ensure all the air is purged from the engine. It can also be used with a recovery system.

This cast aluminum bleeder water neck give you a place to bleed air out of the coolant system. It works with systems where an expansion tank is also used as a fill point and is mounted in a higher position than the engine.

This extended fill neck raises the water fill point 6" above the manifold, which is ideal for bleeding off air within the cooling system. 6061-T6 Billet aluminum construction for light weight and durability in racing environments. The fill tube is angled at 45-degrees to provide clearance for large air filters, scoops, etc. Includes a 1/8"NPT to 3/8" barbed fitting for plumbing of an expansion tank. Accepts standard radiator caps or our #81-016 and #81-030 or 81-116 Billet Cap. Designed for use with our #80-000 or similar filler necks.

These billet aluminum water necks are designed for 302-351w Ford engines. They feature a 1.5” hose connection, a connection for the stock heater hose line, and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for 302-351W Ford engines. They feature a –16 AN fitting, a connection for the stock heater hose line, and have all the necessary clearance for a thermostat. Includes stainless steel hardware.

These billet aluminum water necks are designed for small block and big block Chevy engines. They are designed to swivel 360 degrees for maximum versatility in mounting and feature a 1.5” hose connection and all the necessary clearance for a thermostat. Stainless steel hardware is included.

These billet aluminum water necks are designed for Pontiac engines. They are designed to swivel 360 degrees for maximum versatility in mounting and feature a 1.5” hose connection and all the necessary clearance for a thermostat. Stainless steel hardware is included.