6 63bird390 New Member Nov 24, 2008 58 0 0 San Antonio TX Dec 10, 2008 #1 Dec 10, 2008 #1 I see on the Summit web site they come in Teflon, Viton, Rubber, Viton fluoroelastomer, Viton rubber, Nylon, and Nitrile rubber. Too many choices, and I have no idea of the advantages of each of these materials. i have gt40 heads.
I see on the Summit web site they come in Teflon, Viton, Rubber, Viton fluoroelastomer, Viton rubber, Nylon, and Nitrile rubber. Too many choices, and I have no idea of the advantages of each of these materials. i have gt40 heads.
5 57fairlane New Member Apr 2, 2005 560 0 0 Oakwood, GA Dec 10, 2008 #2 Dec 10, 2008 #2 Fel-pro #SS72683