And the caps are designed to allow the overflow coolant to flow into the collector bottle (where the radiator is completely full when servicing and temperature forces aren't forcing some of the coolant into the bottle) to return to the radiator when the volume is reduced therein due to a lower temperature.
One problem I always had over the years, before the days of the overflow bottle/full radiator concept was that I didn't realize/know that the tank on the radiator was designed to capture the contents of the radiator. For that to happen, full was just over the top of the core, not all the way up to the cap........since I have been aware of that, my vintage tractors (not newer ones with the bottle) no longer require me to keep adding coolant because I no longer think the tank has to be full and I no longer over fill them.
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Today's Featured Article - Sunday Drives - by Cowboy. Summer was finally upon us here in Northern Maine. We have two types of industry up here, one being "Forestry" (Wood Products) and the other "Farming" (Potatoes). There is no shortage of farm tractors and equipment around here! I have been restoring old Farm Tractors for the past 6 years, and have found it easier and less expensive to hit all the auctions and purchase whole tractors for parts needed. My wife who works at a local school, and only has weekends and summers off, while on t
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1964 I-H 140 tractor with cultivators and sidedresser. Starts and runs good. Asking 2650. CALL RON AT 502-319-1952
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