i bought an 81 with a 22r toy and it has alot of emmisions stuff it even has the sensor after the cat, i bought a offenhauser manaifoldi plan on a weber carb not sure if it will be a 32/36 or a 38 but i want my engine compartment to be free of emmisions and vacume lines as possible. lc offers an engine plug kit but i dont know what all it blocks and covers