1986 Chevy Monte Carlo heater core

1986 CHEVROLET MONTE CARLO
115,000 MILES • V8 • 2WD • AUTOMATIC
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JIMMYDB1
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i have a 86 montecarlo that ha d a v-6 engine in it and i replaced it with a 5.7 v-8 and after doing so my heater core went out shortly after and i replaced the core and it is leaking again could this be from to much pressure going through the core if so how could i fix this problem
Feb 19, 2008 at 12:48 AM
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2CARPRO JACK
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Yes it could be. Go to parts store and buy a heater fitting, they are smaller diameter hole than just a regular pipe fitting, slows down the water. Or you can put the appropriate size nut in the heater hose to slow it down, but I would go with the fitting
Feb 19, 2008 at 7:33 AM