No , The 2 extra rope seals are for the rear main seal, the grooves go down, and yes a dab in the corners , I always put a small amount of silicone over the rubber too,when you tighten the pan down you will see the silicone come out and you know you have sealed it.

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1936 1.5 wrecker,1937 gmc coe,1939 Chevrolet coe,1942 4x4 coe, 1942 coe,1946 dump,1947 2 ton dump,another 1947 2 ton dump,1950 coe,1967 c30,1937 cat 22,1936 Chevrolet 5 window foremans coupe, 1914 ford speedster.