No kits but a guy in CO Tom Hemenway sells the weatherstripping & seals.

I don't have his PH# handy right now.

1970 FE5 Duster 360/904/3.91's SOLD 1973 TB3 SpaceDuster 340/4spd/4.10's SOLD Moparless for now but when the opportunity is right I'll have another one.