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Re: BB Heater Hoses
That hose originally went to a vacuum operated valve onthe passenger side front fender. This valve kept hot water from circulating through the heater core when the AC was engaged.
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'72 K5 CST 350/350 Daily Driver
'69 GMC3500 Camper Special CST Flatbed 396/400 Upgraded to show truck
'69 GMC 2500 L6292, 3spd beater
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