Coolant Housings

Our beautifully machined H22A/ H23A DOHC VTEC flange is designed and machined to mimic the OEM neck angle and incorporates an OEM o-ring grove on t...

A fancier version of the filler neck. Instead of a vertical tube being welded to the water necks horizontal outlet, a cylinder is fabricated, which...

H22/H23(VTEC) and F20B engine owners! Here is my first entry for swirl tanks, I dont plan on reproducing this specific combo but the overall shape ...

So you own an EG, EK, or DC2 and you've swapped in a J Series... almost everything is right where you want it! Everything except for that MONSTRO...

The J Series water neck is more complicated than most, due to the engine having a pair of cylinder heads, and therefore two water outlets. My bille...

So you own an EG, EK, or DC2 and you've swapped in a J Series... almost everything is right where you want it! Everything except for that MONSTROSI...

So you own an EG, EK, or DC2 and you've swapped in a J Series... almost everything is right where you want it! Everything except for that MONSTROS...

The TracTuff K Series Billet Thermostat Cover is NEWLY REDESIGNED to fit all k series housings!!!  What you see is a simple Billet Thermostat Cover...

The TracTuff K Series Billet Thermostat Cover is NEWLY REDESIGNED to fit all k series housings!!!  A copy of the RWD  thermostat cover but with opt...

The TracTuff K Series Billet Thermostat Cover is NEWLY REDESIGNED to fit all k series housings!!!  What you see is a simple Billet Thermostat Cover...

The TracTuff K Series Billet Thermostat Cover is NEWLY REDESIGNED to fit all k series housings!!!  Originally offered as a configuration option but...

TracTuff K Series Thermostat Port Adapter is the ONLY solution for those of you looking to retain in-cabin heat with some of my swirl tanks and/ ...

TracTuff K Series Water Pump/ Block Port Adapter. What are they? Why do I need them? Have you ever wanted/ needed to run water through something?...

Designed For Electric Water Pump Conversions Our "Street" K Series water pump housing delete is designed to take the place of the heavy OEM mechani...

The OG water bypass adapter! Imitated but not duplicated. Still the best looking, best fitting (leak free!), and now the least expensive! This bypa...

After years of selling the OG water bypass adapter... I finally saw a sales trend that made  it easy to decide on manufacturing a dedicated block-o...

Billet Water Necks for the R40 cylinder heads are here!! This version is meant to be an OEM replacement, the design incorporates a -16 ORB port so ...

Billet Water Necks for the R40 cylinder heads are here!! This version is meant for those that dont mind putting a little effort into completing. Th...

Our K24AZ water bypass adapter allows R40 cylinder head owners to run the more popular aftermarket intake manifold options that were designed for t...

Our K24Z7 oil filter housing block-off is designed to take the place of the OEM oil filter housing when performing an oil pump conversion. The ori...

It all starts with our beautifully machined flange that incorporates a 3D tapered entry port for a seamless transition to your choice of hose conn...

Okay B18C1 engine owners... this is the pinnacle of our water neck offerings! The proven swirl pot. It all starts with our beautifully machined fl...

Our beautifully machined B18C1 flange is designed and machined with a 3D tapered entry port for a seamless transition to your choice of hose conne...

B18A, B18B, B20A and B20Z engine swirl pot.  The swirl pot starts with a beautifully machined 6061-T6 flange with a 3D tapered entry port for a sea...

Okay B16 and B18C5 engine owners... you asked, I deliberated, and finally answered! Here is my water neck with cooling system fill point. It all st...

Okay B18C5 and B16 engine owners... this is the penical of our water neck offerings! The proven swirl pot. It all starts with our beautifully machi...

Our beautifully machined B18C5/ B16 flange is designed and machined with a 3D tapered entry port for a seamless transition to your choice of hose c...

It's not a swirl tank; it may look like one... but its not. This is the little brother to the swirl tank, the fill pot!  The inlet/ outlet configu...

Hey! Something new for all you rear wheel drive k swappers!! This fill pot is the ABSOLUTE tightest package I can make. I have crammed a 3.00" body...

It's not a swirl tank; it may look like one... but its not. This is the little brother to the swirl tank, the fill pot!  The inlet/ outlet configur...

The standard RWD PRB/PRC style water neck left a lot to be wanted. The hose connection made it easy to plumb but the tube diving under that manifo...

The introduction of the RWD version of the PRB/PRC style water neck left a lot to be wanted; it was a slam dunk for those interested in running AN...

A version of my PRB/ PRC swirl pot with an integrated overflow; eliminates the need to route an overflow hose to the core support or frame rail, wh...

This is the "itr_jozay" spec version of the V2 Sidewinder turbo friendly version of the popular PRB/ PRC swirl pot. Boy... that was a mouthful, ha...

Gangsta Lean version of our PRB/ PRC style swirl pot. All billet parts are CNC machined from US milled 6061 aluminum. The domestic cap bung has a 1...

Gangsta Lean version of our PRB/ PRC style swirl pot.All billet parts are CNC machined from US milled 6061 aluminum. The domestic cap bung has a 1/...

A more sidewinder turbo friendly version of the popular PRB/ PRC swirl pot.  This swirl pot starts with a beautifully machined 6061-T6 flange that ...

The popularity of our RBC/ RBB water bypass adapter brought a lot of requests for us to produce an upper water neck for PRB/ PRC cylinder heads and...

A spin-off of our PRB/ PRC water neck for those of you with K Series Rear Wheel Drive applications or simply prefer the outlet facing forward. CNC...

The recently updated simple version of our upper water neck for PRB/ PRC/ PPA cylinder heads is now on the shelf! The new changes include a raised...

TracTuff billet radiator cap bungs are designed for use with my 3" and 4" billet tank lids; they match perfectly to the lids ID for a simple inside...

Sidewinder turbo friendly version of the popular RBC/ RBB swirl tank.  The swirl tank starts with a beautifully machined 6061-T6 flange that incor...

Upgraded version of the RWD upper water neck that better addresses a few concerns with the growing popularity of the k swapping a number of front e...

The RWD upper water neck addresses a few concerns with the growing popularity of the k swapping a number of front engine rear drive chassis. Now fa...

A version of my RBB/RBC swirl pot with an integrated overflow; eliminates the need to route an overflow hose to the core support or frame rail, wh...

Essentially a duplicate of the RBB/ RBC V2 swirl pot but with options that don't make sense to list on the FWD listing. The NSX Spec product shown...

Something new for all your rear wheel drive k swappers!! This swirl tank takes advantage of wasted space and offers a premier solution for bleeding...

A duplicate of the super popular V1SR swirl tank I made for the PRB/ PRC cylinder head is now available for the RBB/ RBC cylinder head! Sure to be ...