Small Block oil filter adapter question.

Johnny Dart said

Thanks Tony an Sed.
The fel pro gasket kit came with a soft rubber and a metal enforced big gasket.

Any idea why the 2 different ones ?
Which one is better to use ?

Click to expand...

Test fit the big one to the block before applying sealer. There is one similar to it for the carb to air cleaner base. You'll know the proper one when you test fit them...