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LNP · 07-14-2022, 01:23 PM

The Dorman 80189 comes with the new check valve and two grommets of different sizes. Dorman 80191 is just the two grommets. Below is a link to Online Tube where they sell a 64-78 all models check valve and grommet. If you check the Dorman site it has grommet outside diameter listed

https://www.inlinetube.com/products/...yABEgILavD_BwE

07-14-2022, 01:23 PM	#5
LNP Registered User Join Date: Mar 2014 Location: Pekin, Illinois Posts: 333	Re: Brake Booster Check Valve Grommet The Dorman 80189 comes with the new check valve and two grommets of different sizes. Dorman 80191 is just the two grommets. Below is a link to Online Tube where they sell a 64-78 all models check valve and grommet. If you check the Dorman site it has grommet outside diameter listed https://www.inlinetube.com/products/...yABEgILavD_BwE __________________ Harley 1969 Chevy C-10 Long Bed, 350cid, 700R4