The best replacement for gasket is seal.

The best alternatives to gasket are rated as following:
★★★★★  seal
★★★★★  sealant
★★★★★  o ring
★★★  rtv
★★★  cracked block
★★★  head gasket
★★★  intake gasket
★★★  washer
★★★  valve cover gasket
★★  cracked head
★★  o-ring
★★  intake manifold gasket
★★  gasket maker
★  water pump
★  permatex
★  full face
★  plumbers putty
★  fernco rubber gasket
★  felpro
★  intake manifold
★  gasket sealer
★  wax ring
  rubber gasket
  manifold gasket
  neoprene gasket
  rear main seal
  valve gasket
  engine
  fel pro
  no gasket

Your alternative for gasket is not listed? Suggest!
Speaking about gasket, one probably shouldn't forget about inner and outer ring.

Other search terms related to gasket and their ratings are:
★★★★★ inner and outer ring
★ flanges
★ rtv
★ oil pan
sealant
gasket maker
flange
You have in mind a companion for gasket and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of gasket in all years. Click on graph for more.
gasket
seal
sealant