Tyler, there are no O-rings around the Spark Plug holes, it is part of the gasket set. GO back to your ricer sites to provide insight on repairs. Adem, you will damage the converter driving with a fouled plug. the extra fuel burns in the cat and destroyes it. DON'T do the gasket without the new grommets. they are a real pain to install on the bolts. A deepwell 15mm socket and a hammer is the best way to mash your fingers in the process |