TF-WORKS K-SWAP RBB/RBC WATER NECK FLANGE V.2 WITH -16AN FITTING

The newest version of the billet K series water neck flange for the K24A, K24A2, K24A4, K24A8, and K20Z3 engines/ cylinder heads.
If you are running a swirl pot or just want have AN connection from the radiator to the water neck, this is what you'll need.
The flange measures a total of 1.562" thick.

Beautifully machined 6061-T6 aluminum flange that incorporates the largest port possible within the OEM gaskets footprint, a -16 ORB (O-Ring Boss) port for the outlet, and a 1/2" NPT heater port. The hardware includes four M8 stainless steel socket head bolts, a 90° water bypass hose fitting, a plug in the event you don't plan on connecting a bypass hose.