Zilvia.net Forums | Nissan 240SX (Silvia) and Z (Fairlady) Car Forum - View Single Post - What is this gunk in my coolant passages? (pics inside)

AuburnRyan · 12-21-2006, 09:16 AM

I'll add that after you flush it fill it with DISTILLED water, or just buy some 50/50 premix.

Using tap water to dilute coolant will certainly add to this sort of buildup.

12-21-2006, 09:16 AM	#7
AuburnRyan Zilvia Member Join Date: Aug 2002 Location: Northern VA Posts: 272 Trader Rating: (0)	I'll add that after you flush it fill it with DISTILLED water, or just buy some 50/50 premix. Using tap water to dilute coolant will certainly add to this sort of buildup. __________________ '93 Fastback LE - Wrecked '91 Fastback HICAS and LSD - Sold '93 Fastback SE - Current Last edited by AuburnRyan; 12-21-2006 at 09:38 AM..