Intake is very clean with all good threads. GM part # 25500170.
GM NOS 25500029 Buick 90* V6 Stage II Aluminum Intake
FEL - PRO 1200 for Buick V6 Intake Gaskets 79 - 87 EXCEPT STAGE 2 ENG
GM NOS 25500170 Buick 90* V6 Stage II Aluminum NASCAR Intake, 4150 Flange
GM NOS 25500029 Buick 90* V6 Stage II Aluminum Intake W/On-Ctr Block, 4150 Flg
Gates Engine Water Pump for 2017 Mercedes-Benz GLS350d 3.0L V6 Coolant ll