Air cleaner bases only Tri-power Engine Compartment " and is often used

" and is often used in applications as this one to insulate a hot surface from an ajoining piece

it bolts to the inside of the valve cover

This cap has the correct double dimples with the embossed AC-Oil

bases in satin black

These are the most correct reproduction foam elements on the market

Air cleaner bases only Tri-power Engine Compartment " and is often usedThese come in two sizes. The "small" are for the 59 to 65 center carb. The "large" for the 59 to 66 end carbs. The "small" bases also fit all three carbs in the 57 and 58 Tri power. When you add item to cart, you can specify the size and number. Do look at the drop down box for the 2 sizes available on the order page.