banger rear oil seal

i am building a banger with a modified oil pump,etc,etc. i want to seal the rear main. any suggestions as to which rear seal is best to use?any tricks i should know. thanks

 

any ideas?

 

Never park it facing uphill.

 

Sorry to chuckle, but Ole don just made me laugh out loud...

I have no useful tip for you on this front either...other than what don said. Sorry...hopefully somebody else will soon.