Hello,
Looking for a coolant recommendation for 1991 BMW 735. Has cast iron block and aluminium head. Last time I used Peak long life, but am told these universal coolants have only 2% corrosion inhibitors, and dedicated formula has 5% inhibitors. Have Prestone dex-cool in the stash. Any thoughts?
Looking for a coolant recommendation for 1991 BMW 735. Has cast iron block and aluminium head. Last time I used Peak long life, but am told these universal coolants have only 2% corrosion inhibitors, and dedicated formula has 5% inhibitors. Have Prestone dex-cool in the stash. Any thoughts?