arthur.jeck Report post Posted March 14, 2016 Looking for info on the correct radiator cap for 1988 454 engine. Require correct pressure and part number. Share this post Link to post Share on other sites
blakeloke Report post Posted March 14, 2016 Arthur, Your radiator cap should be a standard Stant model number. Check with your local O'Reilly's or Auto Zone. Does your current cap have a pressure relief lever? Blake Share this post Link to post Share on other sites
arthur.jeck Report post Posted March 14, 2016 The cap was changed and I will try to dig up the old cap. I don't recall if had pressure release. Art Share this post Link to post Share on other sites
manholt Report post Posted March 15, 2016 Probably did. Go to Chevy parts in any Dealership. Or as Blake said. Bring engine # . Call your coach manufacturer Tech. Department! Share this post Link to post Share on other sites
dickandlois Report post Posted May 27, 2017 On 3/14/2016 at 11:00 AM, arthur.jeck said: Looking for info on the correct radiator cap for 1988 454 engine. Require correct pressure and part number. Arthur, did you ever find the Cap you where looking for? ACDELCO RC27 {#10409635, 25060216, RC36B} Professional w/Handle, w/Turning Ears; Could be plastic or metal construction Info TURNING EARS, 15 LBS Rich. Share this post Link to post Share on other sites
manholt Report post Posted June 1, 2017 Rich, must be a slow day for you! We have had nothing for over a year. Share this post Link to post Share on other sites
